{"type": "FeatureCollection", "features": [{"id": "0b644920-ff5e-4aac-a124-8b478bda606c", "type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[2.75, 49.45], [2.75, 50.85], [6.5, 50.85], [6.5, 49.45], [2.75, 49.45]]]}, "properties": {"themes": [{"concepts": [{"id": "biota"}], "scheme": "https://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_TopicCategoryCode"}, {"concepts": [{"id": "Nature et environnement"}, {"id": "Sol et sous-sol"}], "scheme": "https://metawal.wallonie.be/thesaurus/theme-geoportail-wallon"}, {"concepts": [{"id": "biologie"}, {"id": "dynamique naturelle"}, {"id": "sol"}], "scheme": "http://geonetwork-opensource.org/gemet-theme"}, {"concepts": [{"id": "structure du sol"}, {"id": "cycle du carbone"}, {"id": "for\u00eat"}, {"id": "organisme du sol"}, {"id": "mati\u00e8re organique"}, {"id": "sol"}, {"id": "chimie des sols"}, {"id": "biologie du sol"}, {"id": "d\u00e9terioration du sol"}, {"id": "d\u00e9gradation du sol"}, {"id": "prairie"}, {"id": "carbone organique"}, {"id": "carbone organique total"}, {"id": "carbone"}, {"id": "fertilit\u00e9 du sol"}], "scheme": "http://geonetwork-opensource.org/gemet"}, {"concepts": [{"id": "Reporting INSPIRE"}, {"id": "Extraction_DIG"}, {"id": "WalOnMap"}, {"id": "BDInfraSIG"}, {"id": "Open Data"}, {"id": "PanierTelechargementGeoportailNO"}], "scheme": "https://metawal.wallonie.be/thesaurus/infrasig"}, {"concepts": [{"id": "Sols"}], "scheme": "http://inspire.ec.europa.eu/theme"}, {"concepts": [{"id": "R\u00e9gional"}], "scheme": "http://inspire.ec.europa.eu/metadata-codelist/SpatialScope"}, {"concepts": [{"id": "Observation de la terre et environnement"}], "scheme": "http://data.europa.eu/bna/asd487ae75"}, {"concepts": [{"id": "2023/138"}], "scheme": "http://data.europa.eu/r5r/applicableLegislation"}], "rights": "Conditions d'acc\u00e8s et d'utilisation sp\u00e9cifiques", "updated": "2023-06-20T12:48:33.221Z", "type": "Dataset", "created": "2016-12-30", "language": "fre", "title": "CARBIOSOL - Uncertainties of Total Organic Carbon Contents - period 2004-2014", "description": "Cette couche de donn\u00e9es reprend les incertitudes des teneurs en COT dans les sols sous cultures et prairies permanentes du territoire wallon entre la p\u00e9riode 2004-2014.\n\nCette couche de donn\u00e9es reprend les incertitudes (ici coefficient de variation - CV) de mod\u00e9lisation pour les teneurs en COT pr\u00e9dites dans les sols sous cultures et prairies du territoire wallon pour la p\u00e9riode 2004-2014. Il s'agit donc d'une mod\u00e9lisation de l'erreur de pr\u00e9diction.\n\nDans le cadre du projet CARBIOSOL (UCL - ULg - DGARNE), une couche de donn\u00e9es raster de 90 m\u00e8tres de r\u00e9solution des teneurs en carbone organique total des sols sous cultures et prairies a \u00e9t\u00e9 g\u00e9n\u00e9r\u00e9e par mod\u00e9lisation spatiale. Ce mod\u00e8le a \u00e9t\u00e9 d\u00e9velopp\u00e9 pour chaque type d'occupation du sol d'int\u00e9r\u00eat (cultures et prairies permanentes). \n\nPour chaque occupation du sol, un Mod\u00e8le Additif G\u00e9n\u00e9ralis\u00e9 (GAM pour Generalised Additive Model) a \u00e9t\u00e9 ajust\u00e9 sur un jeu de calibration contenant deux tiers des points d'observation concern\u00e9s. Il a ensuite \u00e9t\u00e9 valid\u00e9 sur le tiers restant.\n\nPour plus de d\u00e9tails sur la mod\u00e9lisation mise en place dans la cadre de CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es.\n\nLa cartographie des incertitudes de mod\u00e9lisation associ\u00e9es aux teneurs en COT pr\u00e9dites pour la p\u00e9riode 2004-2014 est une couche raster spatialement continue sur les sols sous cultures et prairies et d'une r\u00e9solution de 90 m\u00e8tres. L'incertitude en chaque pixel est exprim\u00e9e en pourcentage relatif de carbone.\n\nLa mod\u00e9lisation de l'erreur de pr\u00e9diction est une erreur potentielle qui permet une meilleure interpr\u00e9tation des produits cartographiques finaux g\u00e9n\u00e9r\u00e9s par le projet CARBIOSOL. La cartographie des teneurs en Carbone organique total pour la p\u00e9riode 2004-2014 doit donc \u00eatre lue en association avec la carte des incertitudes. Une incertitude importante refl\u00e8te une pr\u00e9diction moins fiable et donc une plus grande pr\u00e9caution dans l'interpr\u00e9tation des valeurs.", "formats": [{"name": "TIFF (.tif"}, {"name": " .tiff)"}, {"name": "WWW:LINK"}, {"name": "ESRI:REST"}, {"name": "OGC:WMS"}, {"name": "atom:feed"}], "keywords": ["Nature et environnement", "Sol et sous-sol", "biologie", "dynamique naturelle", "sol", "structure du sol", "cycle du carbone", "for\u00eat", "organisme du sol", "mati\u00e8re organique", "sol", "chimie des sols", "biologie du sol", "d\u00e9terioration du sol", "d\u00e9gradation du sol", "prairie", "carbone organique", "carbone organique total", "carbone", "fertilit\u00e9 du sol", "Reporting INSPIRE", "Extraction_DIG", "WalOnMap", "BDInfraSIG", "Open Data", "PanierTelechargementGeoportailNO", "Digital Soil Mapping", "carbiosol", "carbosol", "teneur en carbone", "Aardewerk", "horizon de surface", "sol", "COSW", "DTM", "mod\u00e9lisation", "COT", "CO2", "horizon de sol", "Sols", "R\u00e9gional", "Observation de la terre et environnement", "2023/138"], "contacts": [{"name": null, "organization": "Helpdesk carto du SPW (SPW - Secr\u00e9tariat g\u00e9n\u00e9ral - SPW Digital - D\u00e9partement Donn\u00e9es transversales - Gestion et valorisation de la donn\u00e9e)", "position": null, "roles": ["pointOfContact"], "phones": [{"value": null}], "emails": [{"value": "helpdesk.carto@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "Direction de la Protection des Sols (SPW - Agriculture, Ressources naturelles et Environnement - D\u00e9partement du Sol et des D\u00e9chets - Direction de la Protection des Sols)", "position": null, "roles": ["custodian"], "phones": [{"value": null}], "emails": [{"value": "esther.goidts@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "Service public de Wallonie (SPW)", "position": null, "roles": ["owner"], "phones": [{"value": null}], "emails": [{"value": "helpdesk.carto@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": {"url": "https://geoportail.wallonie.be", "protocol": "WWW:LINK", "protocol_url": "", "name": "G\u00e9oportail de la Wallonie", "name_url": "", "description": "G\u00e9oportail de la Wallonie", "description_url": "", "applicationprofile": null, "applicationprofile_url": "", "function": "information"}}]}, {"name": "Caroline Chartin", "organization": "Universit\u00e9 catholique de Louvain - Earth and Life Institute (UCL - ELI)", "position": null, "roles": ["originator"], "phones": [{"value": null}], "emails": [{"value": "caroline.chartin@uclouvain.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "Cellule SIG du SPW ARNE (SPW - Agriculture, Ressources naturelles et Environnement - D\u00e9partement de l'\u00c9tude du milieu naturel et agricole - Direction de la Coordination des Donn\u00e9es)", "position": null, "roles": ["processor"], "phones": [{"value": null}], "emails": [{"value": "sig.dgarne@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"organization": "Universit\u00e9 catholique de Louvain - Earth and Life Institute (UCL - ELI)", "roles": ["creator"]}], "title_alternate": "CV COT % - 2004-2014", "distancevalue": "90", "distanceuom": "m"}, "links": [{"href": "https://geoportail.wallonie.be/walonmap/#ADU=https://geoservices.wallonie.be/arcgis/rest/services/SOL_SOUS_SOL/CARBIOSOL/MapServer%7c%7c%5b4%5d", "name": "Application WalOnMap - Toute la Wallonie \u00e0 la carte", "description": "Application cartographique du Geoportail (WalOnMap) qui permet de d\u00e9couvrir les donn\u00e9es g\u00e9ographiques de la Wallonie.", "protocol": "WWW:LINK", "rel": "information"}, {"href": "https://geoservices.wallonie.be/arcgis/rest/services/SOL_SOUS_SOL/CARBIOSOL/MapServer/4", "name": "Service de visualisation ESRI-REST", "description": "Adresse de connexion au service de visualisation ESRI-REST de la couche de donn\u00e9es CARBIOSOL - Incertitudes des Teneurs en Carbone organique total - p\u00e9riode 2004-2014", "protocol": "ESRI:REST", "rel": "information"}, {"href": "https://geoservices.wallonie.be/arcgis/services/SOL_SOUS_SOL/CARBIOSOL/MapServer/WMSServer?request=GetCapabilities&service=WMS", "name": "Service de visualisation WMS", "description": "Adresse de connexion au service de visualisation WMS de la couche de donn\u00e9es CARBIOSOL - Incertitudes des Teneurs en Carbone organique total - p\u00e9riode 2004-2014", "protocol": "OGC:WMS", "rel": "information"}, {"href": "https://geoservices.wallonie.be/INSPIRE/WMS/SO/MapServer/WMSServer?request=GetCapabilities&service=WMS", "name": "INSPIRE - Sols en Wallonie (BE) - Service de visualisation WMS", "protocol": "OGC:WMS", "rel": null}, {"href": "https://geoservices.wallonie.be/inspire/atom/SO_Service.xml", "name": "INSPIRE - Sols en Wallonie (BE) - Service de t\u00e9l\u00e9chargement", "protocol": "atom:feed", "rel": null}, {"href": "https://metawal.wallonie.be/geonetwork/srv/api/records/0b644920-ff5e-4aac-a124-8b478bda606c/attachments/CARBIOSOL__CV_COT_TENEURS_2004_2014.png", "name": "preview", "description": "Web image thumbnail (URL)", "protocol": "WWW:LINK-1.0-http--image-thumbnail", "rel": "preview"}, {"rel": "self", "type": "application/geo+json", "title": "0b644920-ff5e-4aac-a124-8b478bda606c", "name": "item", "description": "0b644920-ff5e-4aac-a124-8b478bda606c", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main/items/0b644920-ff5e-4aac-a124-8b478bda606c"}, {"rel": "collection", "type": "application/json", "title": "Collection", "name": "collection", "description": "Collection", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main"}], "time": {"interval": ["2004-01-01T00:00:00Z", "2014-07-01T00:00:00Z"]}}, {"id": "530b194d-5f66-482f-b536-22db24249f91", "type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[2.75, 49.45], [2.75, 50.85], [6.5, 50.85], [6.5, 49.45], [2.75, 49.45]]]}, "properties": {"themes": [{"concepts": [{"id": "biota"}], "scheme": "https://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_TopicCategoryCode"}, {"concepts": [{"id": "Nature et environnement"}, {"id": "Sol et sous-sol"}], "scheme": "https://metawal.wallonie.be/thesaurus/theme-geoportail-wallon"}, {"concepts": [{"id": "Sols"}], "scheme": "http://inspire.ec.europa.eu/theme"}, {"concepts": [{"id": "dynamique naturelle"}, {"id": "biologie"}, {"id": "sol"}], "scheme": "http://geonetwork-opensource.org/gemet-theme"}, {"concepts": [{"id": "biologie du sol"}, {"id": "for\u00eat"}, {"id": "cycle du carbone"}, {"id": "d\u00e9terioration du sol"}, {"id": "organisme du sol"}, {"id": "structure du sol"}, {"id": "carbone organique"}, {"id": "d\u00e9gradation du sol"}, {"id": "fertilit\u00e9 du sol"}, {"id": "carbone"}, {"id": "mati\u00e8re organique"}, {"id": "chimie des sols"}, {"id": "sol"}, {"id": "prairie"}, {"id": "carbone organique total"}], "scheme": "http://geonetwork-opensource.org/gemet"}, {"concepts": [{"id": "BDInfraSIG"}, {"id": "Extraction_DIG"}, {"id": "Reporting INSPIRE"}, {"id": "WalOnMap"}, {"id": "Open Data"}, {"id": "PanierTelechargementGeoportailNO"}], "scheme": "https://metawal.wallonie.be/thesaurus/infrasig"}, {"concepts": [{"id": "R\u00e9gional"}], "scheme": "http://inspire.ec.europa.eu/metadata-codelist/SpatialScope"}, {"concepts": [{"id": "Observation de la terre et environnement"}], "scheme": "http://data.europa.eu/bna/asd487ae75"}, {"concepts": [{"id": "2023/138"}], "scheme": "http://data.europa.eu/r5r/applicableLegislation"}], "rights": "Conditions d'acc\u00e8s et d'utilisation sp\u00e9cifiques", "updated": "2023-06-21T06:18:06.216Z", "type": "Dataset", "created": "2016-12-30", "language": "fre", "title": "CARBIOSOL - Total organic carbon stocks - period 2005-2014", "description": "Cette couche de donn\u00e9es spatialise les stocks de Carbone Organique total (COT) des sols agricoles du territoire wallon.\n\nLa qualit\u00e9 d\u2019un sol peut \u00eatre \u00e9valu\u00e9e gr\u00e2ce \u00e0 l\u2019\u00e9tude de divers param\u00e8tres physiques, chimiques ou biologiques. Le Carbone Organique total des sols (COT), qui constitue plus de 50% de la masse de la mati\u00e8re organique du sol, est reconnu comme ayant la plus grande influence sur leur qualit\u00e9, et est le plus \u00e9tudi\u00e9 actuellement de par son importance comme puits dans le cycle global du carbone.\n\nLa spatialisation des stocks de COT (et des incertitudes associ\u00e9es) apparaissent donc essentielles pour :\n- d\u00e9tecter les tendances de gains ou de pertes en COT. Ce point est \u00e0 mettre en relation avec les r\u00e9centes et futures politiques (europ\u00e9ennes ou globales) en mati\u00e8re de qualit\u00e9 des sols;\n- localiser les zones sensibles (\u00e0 faible niveau de COT) o\u00f9 prioriser la mise en place de pratiques de conservation.\n\nLa cartographie des stocks en Carbone Organique Total des sols sous cultures et en prairies permanentes a \u00e9t\u00e9 cr\u00e9\u00e9e en 2016 par une m\u00e9thode de mod\u00e9lisation spatiale d\u00e9velopp\u00e9e dans le cadre de la convention CARBIOSOL. Le r\u00e9sultat en sortie du mod\u00e8le est une couche raster des stocks de COT (dans les trente premiers centim\u00e8tres du sol) \u00e0 40 m\u00e8tres de r\u00e9solution et spatialement continue sur l'ensemble du territoire agricole wallon. \n\nPour plus de d\u00e9tails sur la constitution des couches cartographiques g\u00e9n\u00e9r\u00e9es dans le cadre du projet CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es.\n\nPour l'\u00e9tude relative aux stocks de COT, les donn\u00e9es utilis\u00e9es en entr\u00e9e du mod\u00e8le sont :\n- des mesures (observations) de stock de carbone organique total du sol en chaque site d'\u00e9chantillonnage du r\u00e9seau de surveillance des sols (RSS) CARBOSOL pour la p\u00e9riode 2005-2014. Le stock de COT est calcul\u00e9 suivant une relation consid\u00e9rant i) la profondeur d'\u00e9chantillonnage (m), ii) la teneur en carbone organique total (COT - %C) dans le sol, iii) la proportion volumique en \u00e9l\u00e9ments grossiers et iv) la densit\u00e9 apparente de l'horizon (kg/cm\u00b3).\n\n- les co-variables environnementales : l'altitude, les temp\u00e9ratures et pr\u00e9cipitations, l'occupation du sol, des param\u00e8tres connus des sols (classe de drainage naturel, fractions granulom\u00e9triques, etc.). Ces facteurs ont une influence potentielle sur les stocks de carbone organique.\n\nLes stocks sont exprim\u00e9s en M\u00e9gagramme de Carbone par hectare (MgC/ha). Ils sont utilis\u00e9s pour r\u00e9aliser des bilans Carbone au niveau r\u00e9gional ainsi que pour du reporting europ\u00e9en et mondial.", "formats": [{"name": "TIFF (.tif"}, {"name": " .tiff)"}, {"name": "WWW:LINK"}, {"name": "ESRI:REST"}, {"name": "OGC:WMS"}, {"name": "atom:feed"}], "keywords": ["Nature et environnement", "Sol et sous-sol", "Sols", "dynamique naturelle", "biologie", "sol", "biologie du sol", "for\u00eat", "cycle du carbone", "d\u00e9terioration du sol", "organisme du sol", "structure du sol", "carbone organique", "d\u00e9gradation du sol", "fertilit\u00e9 du sol", "carbone", "mati\u00e8re organique", "chimie des sols", "sol", "prairie", "carbone organique total", "BDInfraSIG", "Extraction_DIG", "Reporting INSPIRE", "WalOnMap", "Open Data", "PanierTelechargementGeoportailNO", "Digital Soil Mapping", "carbiosol", "carbosol", "teneur en carbone", "Aardewerk", "horizon de surface", "sol", "COSW", "DTM", "mod\u00e9lisation", "COT", "CO2", "horizon de sol", "R\u00e9gional", "Observation de la terre et environnement", "2023/138"], "contacts": [{"name": null, "organization": "Helpdesk carto du SPW (SPW - 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Earth and Life Institute (UCL - ELI)", "position": null, "roles": ["originator"], "phones": [{"value": null}], "emails": [{"value": "caroline.chartin@uclouvain.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "Cellule SIG du SPW ARNE (SPW - Agriculture, Ressources naturelles et Environnement - D\u00e9partement de l'\u00c9tude du milieu naturel et agricole - Direction de la Coordination des Donn\u00e9es)", "position": null, "roles": ["processor"], "phones": [{"value": null}], "emails": [{"value": "sig.dgarne@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"organization": "Universit\u00e9 catholique de Louvain - Earth and Life Institute (UCL - ELI)", "roles": ["creator"]}], "title_alternate": "Stocks de COT MgC / ha - 2005-2014", "distancevalue": "90", "distanceuom": "m"}, "links": [{"href": "https://geoportail.wallonie.be/walonmap/#ADU=https://geoservices.wallonie.be/arcgis/rest/services/SOL_SOUS_SOL/CARBIOSOL/MapServer%7c%7c%5b7%5d", "name": "Application WalOnMap - Toute la Wallonie \u00e0 la carte", "description": "Application cartographique du Geoportail (WalOnMap) qui permet de d\u00e9couvrir les donn\u00e9es g\u00e9ographiques de la Wallonie.", "protocol": "WWW:LINK", "rel": "information"}, {"href": "https://geoservices.wallonie.be/arcgis/rest/services/SOL_SOUS_SOL/CARBIOSOL/MapServer/7", "name": "Service de visualisation ESRI-REST", "description": "Adresse de connexion au service de visualisation ESRI-REST de la couche de donn\u00e9es CARBIOSOL - Stocks en Carbone organique total des sols - p\u00e9riode 2005-2014", "protocol": "ESRI:REST", "rel": "information"}, {"href": "https://geoservices.wallonie.be/arcgis/services/SOL_SOUS_SOL/CARBIOSOL/MapServer/WMSServer?request=GetCapabilities&service=WMS", "name": "Service de visualisation WMS", "description": "Adresse de connexion au service de visualisation WMS de la couche de donn\u00e9es CARBIOSOL - Stocks en Carbone organique total des sols - p\u00e9riode 2005-2014", "protocol": "OGC:WMS", "rel": "information"}, {"href": "http://dx.doi.org/10.1016/j.geodrs.2016.12.006", "name": "Stocks en Carbone organique total des sols - Article Scientifique", "description": "Mapping Soil Organic Carbon stocks and estimating uncertainties at the regional scale following a legacy sampling strategy (Southern Belgium, Wallonia).", "protocol": "WWW:LINK", "rel": "information"}, {"href": "https://geoservices.wallonie.be/INSPIRE/WMS/SO/MapServer/WMSServer?request=GetCapabilities&service=WMS", "name": "INSPIRE - Sols en Wallonie (BE) - Service de visualisation WMS", "protocol": "OGC:WMS", "rel": null}, {"href": "https://geoservices.wallonie.be/inspire/atom/SO_Service.xml", "name": "INSPIRE - Sols en Wallonie (BE) - Service de t\u00e9l\u00e9chargement", "protocol": "atom:feed", "rel": null}, {"href": "https://metawal.wallonie.be/geonetwork/srv/api/records/530b194d-5f66-482f-b536-22db24249f91/attachments/CARBIOSOL__COT_STOCKS_2005_2014.png", "name": "preview", "description": "Web image thumbnail (URL)", "protocol": "WWW:LINK-1.0-http--image-thumbnail", "rel": "preview"}, {"rel": "self", "type": "application/geo+json", "title": "530b194d-5f66-482f-b536-22db24249f91", "name": "item", "description": "530b194d-5f66-482f-b536-22db24249f91", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main/items/530b194d-5f66-482f-b536-22db24249f91"}, {"rel": "collection", "type": "application/json", "title": "Collection", "name": "collection", "description": "Collection", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main"}], "time": {"interval": ["2004-01-01T00:00:00Z", "2015-07-01T00:00:00Z"]}}, {"id": "62180757-5fed-464c-a450-a05757d02864", "type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[2.75, 49.45], [2.75, 50.85], [6.5, 50.85], [6.5, 49.45], [2.75, 49.45]]]}, "properties": {"themes": [{"concepts": [{"id": "biota"}], "scheme": "https://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_TopicCategoryCode"}, {"concepts": [{"id": "Sol et sous-sol"}, {"id": "Nature et environnement"}, {"id": "Agriculture"}], "scheme": "https://metawal.wallonie.be/thesaurus/theme-geoportail-wallon"}, {"concepts": [{"id": "biologie"}, {"id": "dynamique naturelle"}, {"id": "sol"}], "scheme": "http://geonetwork-opensource.org/gemet-theme"}, {"concepts": [{"id": "d\u00e9gradation du sol"}, {"id": "structure du sol"}, {"id": "chimie des sols"}, {"id": "fertilit\u00e9 du sol"}, {"id": "d\u00e9terioration du sol"}, {"id": "organisme du sol"}, {"id": "carbone organique"}, {"id": "biologie du sol"}, {"id": "mati\u00e8re organique"}, {"id": "carbone organique total"}, {"id": "for\u00eat"}, {"id": "carbone"}, {"id": "sol"}, {"id": "prairie"}, {"id": "cycle du carbone"}], "scheme": "http://geonetwork-opensource.org/gemet"}, {"concepts": [{"id": "PanierTelechargementGeoportailNO"}, {"id": "Extraction_DIG"}, {"id": "WalOnMapNO"}, {"id": "BDInfraSIG"}, {"id": "Open Data"}, {"id": "Reporting INSPIRE"}], "scheme": "https://metawal.wallonie.be/thesaurus/infrasig"}, {"concepts": [{"id": "Sols"}], "scheme": "http://inspire.ec.europa.eu/theme"}, {"concepts": [{"id": "R\u00e9gional"}], "scheme": "http://inspire.ec.europa.eu/metadata-codelist/SpatialScope"}, {"concepts": [{"id": "2023/138 - High Value Datasets Regulation"}], "scheme": "http://data.europa.eu/r5r/applicableLegislation"}, {"concepts": [{"id": "Observation de la terre et environnement"}], "scheme": "http://data.europa.eu/bna/asd487ae75"}, {"concepts": [{"id": "Agriculture, p\u00eache, sylviculture et alimentation"}, {"id": "Environnement"}, {"id": "Science et technologie"}], "scheme": "http://publications.europa.eu/resource/authority/data-theme"}], "updated": "2025-02-14T10:37:37.617429Z", "type": "Dataset", "created": "2024-10-30", "language": "fre", "title": "INSPIRE - CARBIOSOL - Uncertainties of Total Organic Carbon Contents - 2015-2019 period in Wallonia (BE)", "description": "Cette couche de donn\u00e9es INSPIRE reprend les incertitudes des teneurs en Carbone Organique Total dans les sols sous cultures et prairies permanentes du territoire wallon dans la p\u00e9riode 2015-2019.\n\nCette donn\u00e9e conforme INSPIRE est issue de la donn\u00e9e source CARBIOSOL - Incertitudes des Teneurs en Carbone organique total - p\u00e9riode 2015-2019.\n\nCette couche de donn\u00e9es reprend les incertitudes (ici coefficient de variation - CV) de mod\u00e9lisation pour les teneurs en Carbone Organique Total (COT) pr\u00e9dites dans les sols sous cultures et prairies du territoire wallon pour la p\u00e9riode 2015-2019. Il s'agit donc d'une mod\u00e9lisation de l'erreur de pr\u00e9diction.\n\nLa pr\u00e9diction est issue de la mod\u00e9lisation teneurs en carbone organique total des sols sous cultures et prairies dans le cadre du projet CARBIOSOL (UCLouvain - ULi\u00e8ge - DGARNE) et sa production par REQUASUD pour la couche de donn\u00e9es 2015-2019. \nPour plus de d\u00e9tails sur la mod\u00e9lisation mise en place dans la cadre de CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es.\n\nPour chaque occupation du sol, un Mod\u00e8le Additif G\u00e9n\u00e9ralis\u00e9 (GAM pour Generalised Additive Model) a \u00e9t\u00e9 ajust\u00e9 sur un jeu de calibration contenant deux tiers des points d'observation concern\u00e9s. Il a ensuite \u00e9t\u00e9 valid\u00e9 sur le tiers restant.\n\nLa mod\u00e9lisation de l'incertitude est une erreur potentielle qui permet une meilleure interpr\u00e9tation des produits cartographiques finaux g\u00e9n\u00e9r\u00e9s par le projet CARBIOSOL. La cartographie des teneurs en Carbone organique total pour la p\u00e9riode 2015-2019 doit donc \u00eatre lue en association avec la carte des incertitudes. Une incertitude importante refl\u00e8te une pr\u00e9diction moins fiable et donc une plus grande pr\u00e9caution dans l'interpr\u00e9tation des valeurs.\n\nLa cartographie des incertitudes de mod\u00e9lisation associ\u00e9es aux teneurs en COT pr\u00e9dites pour la p\u00e9riode 2015-2019 est une couche raster spatialement continue sur les sols sous cultures et prairies et d'une r\u00e9solution de 90 m\u00e8tres. L'incertitude en chaque pixel est exprim\u00e9e en pourcentage relatif de carbone.", "formats": [{"name": "TIFF (.tif"}, {"name": " .tiff)"}, {"name": "WWW:LINK"}, {"name": "OGC:WMS"}, {"name": "atom:feed"}], "keywords": ["Sol et sous-sol", "Nature et environnement", "Agriculture", "biologie", "dynamique naturelle", "sol", "d\u00e9gradation du sol", "structure du sol", "chimie des sols", "fertilit\u00e9 du sol", "d\u00e9terioration du sol", "organisme du sol", "carbone organique", "biologie du sol", "mati\u00e8re organique", "carbone organique total", "for\u00eat", "carbone", "sol", "prairie", "cycle du carbone", "PanierTelechargementGeoportailNO", "Extraction_DIG", "WalOnMapNO", "BDInfraSIG", "Open Data", "Reporting INSPIRE", "Digital Soil Mapping", "carbiosol", "carbosol", "teneur en carbone", "Aardewerk", "horizon de surface", "sol", "COSW", "DTM", "mod\u00e9lisation", "COT", "CO2", "horizon de sol", "Sols", "R\u00e9gional", "2023/138 - High Value Datasets Regulation", "Observation de la terre et environnement", "Agriculture", " p\u00eache", " sylviculture et alimentation", "Environnement", "Science et technologie"], "contacts": [{"name": null, "organization": "Helpdesk carto du SPW (SPW - 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Sols en Wallonie (BE) - Service de visualisation WMS", "description": "Ce service de visualisation WMS-INSPIRE permet de consulter la s\u00e9rie de couches de donn\u00e9es conforme au th\u00e8me INSPIRE \"Sols\".", "protocol": "OGC:WMS", "rel": "browsing"}, {"href": "https://geoservices.wallonie.be/inspire/atom/SO_Service.xml", "name": "INSPIRE - Sols en Wallonie (BE) - Service de t\u00e9l\u00e9chargement", "description": "Ce service de t\u00e9l\u00e9chargement ATOM Feed permet de t\u00e9l\u00e9charger la s\u00e9rie de couches de donn\u00e9es conforme au th\u00e8me INSPIRE \"Sols\".", "protocol": "atom:feed", "rel": "download"}, {"href": "https://geodata.wallonie.be/dataset/62180757-5fed-464c-a450-a05757d02864", "name": "Page de t\u00e9l\u00e9chargement des donn\u00e9es", "description": "Page \u00e0 partir de laquelle vous avez acc\u00e8s au t\u00e9l\u00e9chargement direct de la donn\u00e9e", "protocol": "WWW:LINK", "rel": "download"}, {"href": "https://metawal.wallonie.be/geonetwork/srv/api/records/62180757-5fed-464c-a450-a05757d02864/attachments/SO.png", "name": "preview", "description": "Web image thumbnail (URL)", "protocol": "WWW:LINK-1.0-http--image-thumbnail", "rel": "preview"}, {"rel": "self", "type": "application/geo+json", "title": "62180757-5fed-464c-a450-a05757d02864", "name": "item", "description": "62180757-5fed-464c-a450-a05757d02864", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main/items/62180757-5fed-464c-a450-a05757d02864"}, {"rel": "collection", "type": "application/json", "title": "Collection", "name": "collection", "description": "Collection", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main"}], "time": {"interval": ["2015-01-01T00:00:00Z", "2019-12-31T00:00:00Z"]}}, {"id": "8279ac41-903a-4196-8d5c-8fa836c949ea", "type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[2.75, 49.45], [2.75, 50.85], [6.5, 50.85], [6.5, 49.45], [2.75, 49.45]]]}, "properties": {"themes": [{"concepts": [{"id": "biota"}], "scheme": "https://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_TopicCategoryCode"}, {"concepts": [{"id": "Sol et sous-sol"}, {"id": "Nature et environnement"}, {"id": "Agriculture"}], "scheme": "https://metawal.wallonie.be/thesaurus/theme-geoportail-wallon"}, {"concepts": [{"id": "biologie"}, {"id": "dynamique naturelle"}, {"id": "sol"}], "scheme": "http://geonetwork-opensource.org/gemet-theme"}, {"concepts": [{"id": "d\u00e9gradation du sol"}, {"id": "structure du sol"}, {"id": "chimie des sols"}, {"id": "fertilit\u00e9 du sol"}, {"id": "d\u00e9terioration du sol"}, {"id": "carbone organique"}, {"id": "biologie du sol"}, {"id": "mati\u00e8re organique"}, {"id": "carbone organique total"}, {"id": "cycle du carbone"}, {"id": "for\u00eat"}, {"id": "carbone"}, {"id": "sol"}, {"id": "prairie"}, {"id": "organisme du sol"}], "scheme": "http://geonetwork-opensource.org/gemet"}, {"concepts": [{"id": "Extraction_DIG"}, {"id": "WalOnMapNO"}, {"id": "BDInfraSIG"}, {"id": "Open Data"}, {"id": "PanierTelechargementGeoportailNO"}, {"id": "Reporting INSPIRE"}], "scheme": "https://metawal.wallonie.be/thesaurus/infrasig"}, {"concepts": [{"id": "Sols"}], "scheme": "http://inspire.ec.europa.eu/theme"}, {"concepts": [{"id": "R\u00e9gional"}], "scheme": "http://inspire.ec.europa.eu/metadata-codelist/SpatialScope"}, {"concepts": [{"id": "2023/138 - High Value Datasets Regulation"}], "scheme": "http://data.europa.eu/r5r/applicableLegislation"}, {"concepts": [{"id": "Observation de la terre et environnement"}], "scheme": "http://data.europa.eu/bna/asd487ae75"}, {"concepts": [{"id": "Environnement"}, {"id": "Agriculture, p\u00eache, sylviculture et alimentation"}, {"id": "Science et technologie"}], "scheme": "http://publications.europa.eu/resource/authority/data-theme"}], "updated": "2025-08-06T11:16:53.921024Z", "type": "Dataset", "created": "2024-10-30", "language": "fre", "title": "INSPIRE - CARBIOSOL - Uncertainties of Total Organic Carbon Contents - period 2004-2014 in Wallonia (BE)", "description": "Cette couche de donn\u00e9es INSPIRE reprend les incertitudes des teneurs en Carbone Organique Total dans les sols sous cultures et prairies permanentes du territoire wallon dans la p\u00e9riode 2004-2014.\n\nCette donn\u00e9e conforme INSPIRE est issue de la donn\u00e9e source CARBIOSOL - Incertitudes des Teneurs en Carbone organique total - p\u00e9riode 2004-2014.\n\nElle reprend l'incertitude li\u00e9e au calcul des stocks et \u00e0 la mod\u00e9lisation pour les stocks en COT pr\u00e9dits dans les sols sous cultures et prairies du territoire wallon pour la p\u00e9riode 2004-2014. Il s'agit donc d'une mod\u00e9lisation de l'erreur de pr\u00e9diction.\n\nDans le cadre du projet CARBIOSOL (UCL - ULg - DGARNE), une couche de donn\u00e9es raster de 40 m\u00e8tres de r\u00e9solution des stocks en carbone organique total des sols sous cultures et prairies a \u00e9t\u00e9 g\u00e9n\u00e9r\u00e9e par mod\u00e9lisation spatiale. Ce mod\u00e8le a \u00e9t\u00e9 d\u00e9velopp\u00e9 pour chaque type d'occupation du sol d'int\u00e9r\u00eat (cultures et prairies permanentes).\n\nPour chaque occupation du sol, un Mod\u00e8le Additif G\u00e9n\u00e9ralis\u00e9 (GAM pour Generalised Additive Model) a \u00e9t\u00e9 ajust\u00e9 sur un jeu de calibration contenant deux tiers des points d'observation concern\u00e9s. Il a ensuite \u00e9t\u00e9 valid\u00e9 sur le tiers restant.\n\nPour plus de d\u00e9tails sur la mod\u00e9lisation mise en place dans la cadre de CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es. Les incertitudes de pr\u00e9diction pour les stocks sont calcul\u00e9es selon les recommandations du projet GlobalSoilMap (Heuveling, 2014 - cf. g\u00e9n\u00e9alogie).\n\nLa cartographie des incertitudes de mod\u00e9lisation associ\u00e9es aux stocks en COT pr\u00e9dits est une couche raster spatialement continue sur les sols sous cultures et prairies permanentes et d'une r\u00e9solution de 40 m\u00e8tres. L'incertitude en chaque pixel est exprim\u00e9e en pourcentage relatif (% relatif \u00e0 la valeur m\u00e9diane pr\u00e9dite).\n\nLa mod\u00e9lisation de l'erreur de pr\u00e9diction est une erreur potentielle qui permet une meilleure interpr\u00e9tation des produits cartographiques finaux g\u00e9n\u00e9r\u00e9s par le projet CARBIOSOL. La cartographie des stocks en carbone organique total doit donc \u00eatre lue en association avec la carte des incertitudes. Une incertitude importante refl\u00e8te une pr\u00e9diction moins fiable et donc une plus grande pr\u00e9caution dans l'interpr\u00e9tation des valeurs", "formats": [{"name": "TIFF (.tif"}, {"name": " .tiff)"}, {"name": "WWW:LINK"}, {"name": "OGC:WMS"}, {"name": "atom:feed"}], "keywords": ["Sol et sous-sol", "Nature et environnement", "Agriculture", "biologie", "dynamique naturelle", "sol", "d\u00e9gradation du sol", "structure du sol", "chimie des sols", "fertilit\u00e9 du sol", "d\u00e9terioration du sol", "carbone organique", "biologie du sol", "mati\u00e8re organique", "carbone organique total", "cycle du carbone", "for\u00eat", "carbone", "sol", "prairie", "organisme du sol", "Extraction_DIG", "WalOnMapNO", "BDInfraSIG", "Open Data", "PanierTelechargementGeoportailNO", "Reporting INSPIRE", "Digital Soil Mapping", "carbiosol", "carbosol", "teneur en carbone", "Aardewerk", "horizon de surface", "sol", "COSW", "DTM", "mod\u00e9lisation", "COT", "CO2", "horizon de sol", "Sols", "R\u00e9gional", "2023/138 - High Value Datasets Regulation", "Observation de la terre et environnement", "Environnement", "Agriculture", " p\u00eache", " sylviculture et alimentation", "Science et technologie"], "contacts": [{"name": null, "organization": "Helpdesk carto du SPW (SPW - Secr\u00e9tariat g\u00e9n\u00e9ral - SPW Digital - D\u00e9partement Donn\u00e9es transversales - Gestion et valorisation de la donn\u00e9e)", "position": null, "roles": ["pointOfContact"], "phones": [{"value": null}], "emails": [{"value": "helpdesk.carto@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "Direction de la Protection des Sols (SPW - Agriculture, Ressources naturelles et Environnement - D\u00e9partement du Sol et des D\u00e9chets - Direction de la Protection des Sols)", "position": null, "roles": ["custodian"], "phones": [{"value": null}], "emails": [{"value": "esther.goidts@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "Service public de Wallonie (SPW)", "position": null, "roles": ["owner"], "phones": [{"value": null}], "emails": [{"value": "helpdesk.carto@spw.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": {"url": "https://geoportail.wallonie.be", "protocol": "WWW:LINK", "protocol_url": "", "name": "G\u00e9oportail de la Wallonie", "name_url": "", "description": "G\u00e9oportail de la Wallonie", "description_url": "", "applicationprofile": null, "applicationprofile_url": "", "function": "information"}}]}, {"name": "Caroline Chartin", "organization": "Universit\u00e9 catholique de Louvain - Earth and Life Institute (UCL - ELI)", "position": null, "roles": ["originator"], "phones": [{"value": null}], "emails": [{"value": "caroline.chartin@uclouvain.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"name": null, "organization": "R\u00e9seau Qualit\u00e9 Sud (REQUASUD ASBL)", "position": null, "roles": ["originator"], "phones": [{"value": null}], "emails": [{"value": "requasud@cra.wallonie.be"}], "addresses": [{"deliveryPoint": [null], "city": null, "administrativeArea": null, "postalCode": null, "country": null}], "links": [{"href": null}]}, {"organization": "R\u00e9seau Qualit\u00e9 Sud (REQUASUD ASBL);Universit\u00e9 catholique de Louvain - Earth and Life Institute (UCL - ELI)", "roles": ["creator"]}], "title_alternate": "SO.SoilThemeCoverage.COT__CV_TENEURS_2004_2014", "distancevalue": "90", "distanceuom": "m"}, "links": [{"href": "https://geoportail.wallonie.be/walonmap#PANIER=%5B%7B%22serviceId%22%3A%221%22%2C%22visible%22%3Atrue%2C%22url%22%3A%22https%3A%2F%2Fgeoservices.wallonie.be%2Farcgis%2Frest%2Fservices%2FSOL_SOUS_SOL%2FCARBIOSOL%2FMapServer%2F4%22%2C%22label%22%3A%22CARBIOSOL%20-%20Incertitudes%20des%20Teneurs%20en%20Carbone%20organique%20total%20-%20p%C3%A9riode%202015-2019%22%2C%22type%22%3A%22AGS_DYNAMIC%22%2C%22metadataUrl%22%3A%22https%3A%2F%2Fgeodata.wallonie.be%2Fdoc%2F8279ac41-903a-4196-8d5c-8fa836c949ea%22%7D%5D", "name": "Application WalOnMap - Toute la Wallonie \u00e0 la carte", "description": "Application cartographique du Geoportail (WalOnMap) qui permet de d\u00e9couvrir les donn\u00e9es g\u00e9ographiques de la Wallonie.", "protocol": "WWW:LINK", "rel": "browsing"}, {"href": "https://geoservices.wallonie.be/geoserver/inspire_so/ows?service=WMS&version=1.3.0&request=GetCapabilities", "name": "INSPIRE - Sols en Wallonie (BE) - Service de visualisation WMS", "description": "Ce service de visualisation WMS-INSPIRE permet de consulter la s\u00e9rie de couches de donn\u00e9es conforme au th\u00e8me INSPIRE \"Sols\".", "protocol": "OGC:WMS", "rel": "browsing"}, {"href": "https://geoservices.wallonie.be/inspire/atom/SO_Service.xml", "name": "INSPIRE - Sols en Wallonie (BE) - Service de t\u00e9l\u00e9chargement", "description": "Ce service de t\u00e9l\u00e9chargement ATOM Feed permet de t\u00e9l\u00e9charger la s\u00e9rie de couches de donn\u00e9es conforme au th\u00e8me INSPIRE \"Sols\".", "protocol": "atom:feed", "rel": "download"}, {"href": "https://geodata.wallonie.be/dataset/8279ac41-903a-4196-8d5c-8fa836c949ea", "name": "Page de t\u00e9l\u00e9chargement des donn\u00e9es", "description": "Page \u00e0 partir de laquelle vous avez acc\u00e8s au t\u00e9l\u00e9chargement direct de la donn\u00e9e", "protocol": "WWW:LINK", "rel": "download"}, {"href": "https://metawal.wallonie.be/geonetwork/srv/api/records/8279ac41-903a-4196-8d5c-8fa836c949ea/attachments/SO.png", "name": "preview", "description": "Web image thumbnail (URL)", "protocol": "WWW:LINK-1.0-http--image-thumbnail", "rel": "preview"}, {"rel": "self", "type": "application/geo+json", "title": "8279ac41-903a-4196-8d5c-8fa836c949ea", "name": "item", "description": "8279ac41-903a-4196-8d5c-8fa836c949ea", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main/items/8279ac41-903a-4196-8d5c-8fa836c949ea"}, {"rel": "collection", "type": "application/json", "title": "Collection", "name": "collection", "description": "Collection", "href": "https://repository.soilwise-he.eu/cat/collections/metadata:main"}], "time": {"interval": ["2004-01-01T00:00:00Z", "2014-01-31T00:00:00Z"]}}, {"id": "b2d711b3-2d3d-425c-b838-f3275fb62fc7", "type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[2.75, 49.45], [2.75, 50.85], [6.5, 50.85], [6.5, 49.45], [2.75, 49.45]]]}, "properties": {"themes": [{"concepts": [{"id": "biota"}], "scheme": "https://standards.iso.org/iso/19139/resources/gmxCodelists.xml#MD_TopicCategoryCode"}, {"concepts": [{"id": "Agriculture"}, {"id": "Sol et sous-sol"}, {"id": "Nature et environnement"}], "scheme": "https://metawal.wallonie.be/thesaurus/theme-geoportail-wallon"}, {"concepts": [{"id": "biologie"}, {"id": "dynamique naturelle"}, {"id": "sol"}], "scheme": "http://geonetwork-opensource.org/gemet-theme"}, {"concepts": [{"id": "structure du sol"}, {"id": "organisme du sol"}, {"id": "d\u00e9terioration du sol"}, {"id": "fertilit\u00e9 du sol"}, {"id": "chimie des sols"}, {"id": "d\u00e9gradation du sol"}, {"id": "prairie"}, {"id": "biologie du sol"}, {"id": "carbone organique"}, {"id": "carbone"}, {"id": "cycle du carbone"}, {"id": "carbone organique total"}, {"id": "mati\u00e8re organique"}, {"id": "sol"}, {"id": "for\u00eat"}], "scheme": "http://geonetwork-opensource.org/gemet"}, {"concepts": [{"id": "Extraction_DIG"}, {"id": "BDInfraSIG"}, {"id": "WalOnMapNO"}, {"id": "Reporting INSPIRE"}, {"id": "Open Data"}, {"id": "PanierTelechargementGeoportailNO"}], "scheme": "https://metawal.wallonie.be/thesaurus/infrasig"}, {"concepts": [{"id": "Sols"}], "scheme": "http://inspire.ec.europa.eu/theme"}, {"concepts": [{"id": "R\u00e9gional"}], "scheme": "http://inspire.ec.europa.eu/metadata-codelist/SpatialScope"}, {"concepts": [{"id": "2023/138 - High Value Datasets Regulation"}], "scheme": "http://data.europa.eu/r5r/applicableLegislation"}, {"concepts": [{"id": "Observation de la terre et environnement"}], "scheme": "http://data.europa.eu/bna/asd487ae75"}], "updated": "2024-12-11T12:49:46.033195Z", "type": "Dataset", "created": "2024-10-30", "language": "fre", "title": "INSPIRE - CARBIOSOL - Uncertainties of Total Organic Carbon Contents - period 1949-1972 in Wallonia (BE)", "description": "Cette couche de donn\u00e9es INSPIRE reprend les incertitudes des teneurs en Carbone Organique Total dans les sols sous cultures et prairies permanentes du territoire wallon dans la p\u00e9riode p\u00e9riode 1949-1972.\n\nCette donn\u00e9e conforme INSPIRE est issue de la donn\u00e9e source CARBIOSOL - Incertitudes des Teneurs en Carbone organique total - p\u00e9riode 1949-1972.\n\nElle reprend les incertitudes (ici coefficient de variation - CV) de mod\u00e9lisation pour les teneurs en COT pr\u00e9dites dans les sols sous cultures et prairies du territoire wallon pour la p\u00e9riode 1949-1972. Il s'agit donc d'une mod\u00e9lisation de l'erreur de pr\u00e9diction.\n\nDans le cadre du projet CARBIOSOL (UCL - ULg - DGARNE), une couche de donn\u00e9es raster de 90 m\u00e8tres de r\u00e9solution des teneurs en carbone organique total des sols sous cultures et prairies a \u00e9t\u00e9 g\u00e9n\u00e9r\u00e9e par mod\u00e9lisation spatiale. Ce mod\u00e8le a \u00e9t\u00e9 d\u00e9velopp\u00e9 pour chaque type d'occupation du sol d'int\u00e9r\u00eat (cultures et prairies permanentes).\n\nPour chaque occupation du sol, un Mod\u00e8le Additif G\u00e9n\u00e9ralis\u00e9 (GAM pour Generalised Additive Model) a \u00e9t\u00e9 ajust\u00e9 sur un jeu de calibration contenant deux tiers des points d'observation concern\u00e9s. Il a ensuite \u00e9t\u00e9 valid\u00e9 sur le tiers restant.\n\nPour plus de d\u00e9tails sur la mod\u00e9lisation mise en place dans la cadre de CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es.\n\nLa cartographie des incertitudes de mod\u00e9lisation associ\u00e9es aux teneurs en COT pr\u00e9dites pour la p\u00e9riode 1949-1974 est une couche raster spatialement continue sur les sols sous cultures et prairies et d'une r\u00e9solution de 90 m\u00e8tres. L'incertitude en chaque pixel est exprim\u00e9e en pourcentage relatif.\n\nLa mod\u00e9lisation de l'erreur de pr\u00e9diction est une erreur potentielle qui permet une meilleure interpr\u00e9tation des produits cartographiques finaux g\u00e9n\u00e9r\u00e9s par le projet CARBIOSOL. La cartographie des teneurs en Carbone organique total pour la p\u00e9riode 1949-1972 doit donc \u00eatre lue en association avec la carte des incertitudes. Une incertitude importante refl\u00e8te une pr\u00e9diction moins fiable et donc une plus grande pr\u00e9caution dans l'interpr\u00e9tation des valeurs.", "formats": [{"name": "TIFF (.tif"}, {"name": " .tiff)"}, {"name": "WWW:LINK"}, {"name": "OGC:WMS"}, {"name": "atom:feed"}], "keywords": ["Agriculture", "Sol et sous-sol", "Nature et environnement", "biologie", "dynamique naturelle", "sol", "structure du sol", "organisme du sol", "d\u00e9terioration du sol", "fertilit\u00e9 du sol", "chimie des sols", "d\u00e9gradation du sol", "prairie", "biologie du sol", "carbone organique", "carbone", "cycle du carbone", "carbone organique total", "mati\u00e8re organique", "sol", "for\u00eat", "Extraction_DIG", "BDInfraSIG", "WalOnMapNO", "Reporting INSPIRE", "Open Data", "PanierTelechargementGeoportailNO", "Digital Soil Mapping", "carbiosol", "carbosol", "teneur en carbone", "Aardewerk", "horizon de surface", "sol", "COSW", "DTM", "mod\u00e9lisation", "COT", "CO2", "horizon de sol", "Sols", "R\u00e9gional", "2023/138 - 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Uncertainties of total organic carbon stocks - period 2005-2014", "description": "Cette couche de donn\u00e9es reprend les incertitudes de pr\u00e9diction pour les stocks en carbone organique total des sols sous cultures et prairies permanentes du territoire wallon.\n\nElle reprend l'incertitude li\u00e9e au calcul des stocks et \u00e0 la mod\u00e9lisation pour les stocks en COT pr\u00e9dits dans les sols sous cultures et prairies du territoire wallon pour la p\u00e9riode 2005-2014. Il s'agit donc d'une mod\u00e9lisation de l'erreur de pr\u00e9diction.\n\nDans le cadre du projet CARBIOSOL (UCL - ULg - DGARNE), une couche de donn\u00e9es raster de 40 m\u00e8tres de r\u00e9solution des stocks en carbone organique total des sols sous cultures et prairies a \u00e9t\u00e9 g\u00e9n\u00e9r\u00e9e par mod\u00e9lisation spatiale. Ce mod\u00e8le a \u00e9t\u00e9 d\u00e9velopp\u00e9 pour chaque type d'occupation du sol d'int\u00e9r\u00eat (cultures et prairies permanentes).\n\nPour chaque occupation du sol, un Mod\u00e8le Additif G\u00e9n\u00e9ralis\u00e9 (GAM pour Generalised Additive Model) a \u00e9t\u00e9 ajust\u00e9 sur un jeu de calibration contenant deux tiers des points d'observation concern\u00e9s. Il a ensuite \u00e9t\u00e9 valid\u00e9 sur le tiers restant.\n\nPour plus de d\u00e9tails sur la mod\u00e9lisation mise en place dans la cadre de CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es. Les incertitudes de pr\u00e9diction pour les stocks sont calcul\u00e9es selon les recommandations du projet GlobalSoilMap (Heuveling, 2014 - cf. g\u00e9n\u00e9alogie).\n\nLa cartographie des incertitudes de mod\u00e9lisation associ\u00e9es aux stocks en COT pr\u00e9dits est une couche raster spatialement continue sur les sols sous cultures et prairies permanentes  et d'une r\u00e9solution de 40 m\u00e8tres. L'incertitude en chaque pixel est exprim\u00e9e en pourcentage relatif (% relatif \u00e0 la valeur m\u00e9diane pr\u00e9dite).\n\nLa mod\u00e9lisation de l'erreur de pr\u00e9diction est une erreur potentielle qui permet une meilleure interpr\u00e9tation des produits cartographiques finaux g\u00e9n\u00e9r\u00e9s par le projet CARBIOSOL. La cartographie des stocks en carbone organique total doit donc \u00eatre lue en association avec la carte des incertitudes. 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Il a ensuite \u00e9t\u00e9 valid\u00e9 sur le tiers restant.\n\nPour plus de d\u00e9tails sur la mod\u00e9lisation mise en place dans la cadre de CARBIOSOL, veuillez-vous r\u00e9f\u00e9rer \u00e0 la fiche de m\u00e9tadonn\u00e9es documentant la s\u00e9rie de couches de donn\u00e9es.\n\nLa cartographie des incertitudes de mod\u00e9lisation associ\u00e9es aux teneurs en COT pr\u00e9dites pour la p\u00e9riode 1949-1974 est une couche raster spatialement continue sur les sols sous cultures et prairies et d'une r\u00e9solution de 90 m\u00e8tres. L'incertitude en chaque pixel est exprim\u00e9e en pourcentage relatif.\n\nLa mod\u00e9lisation de l'erreur de pr\u00e9diction est une erreur potentielle qui permet une meilleure interpr\u00e9tation des produits cartographiques finaux g\u00e9n\u00e9r\u00e9s par le projet CARBIOSOL. La cartographie des teneurs en Carbone organique total pour la p\u00e9riode 1949-1972 doit donc \u00eatre lue en association avec la carte des incertitudes. 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