Keyword Term: environnement
Keyword Term: environment
Topic Classification Term: Imagery / Base Maps / Earth Cover ((inspire))
Topic Classification Term: Imagerie/Cartes de base/Occupation des terres ((inspire))
1 to 10 of 29 Results
4 mars 2024
Dupuy, Stéphane; Lainé, Gérard; Tassin, Jacques; Sarrailh, Jean-Michel, 2019, "Mayotte - Typologie des espaces boisés - 2010 - (donnée brute)", https://doi.org/10.18167/DVN1/CTZX7T, CIRAD Dataverse, V3
Typologie des espaces boisés réalisées par le Cirad - UMR TETIS et UPR Forêts et Sociétés (Consortium AGRIFORT Consult) pour le compte du Conseil Général de Mayotte. Cette carte est issue d'une classification orientée objet et utilise des MNS et MNT issus d’acquisitions LiDAR eff... |
24 janv. 2024
Dupuy, Stéphane, 2023, "Mayotte - 2022 - DHM from Pleiades stereoscopic images", https://doi.org/10.18167/DVN1/4EAKVD, CIRAD Dataverse, V2
The data published here are derived from Pleiades images acquired by the Dinamis system. These data are produced for the Biotamaya project. - The DSM (Digital Surface Model) is calculated from Pleiades images acquired in stereoscopic mode. The images were acquired in 2022 (betwee... |
26 oct. 2023
Andriamampianina, Zaka; Rajaonson Nosy, Vokatsoa Lahatra; Andriamampionona, Lôla; Dupuy, Stéphane; Muller, Bertrand, 2023, "Itasy, Vakinankaratra - Madagascar - 2023 - Land cover reference spatial database", https://doi.org/10.18167/DVN1/5GHE96, CIRAD Dataverse, V1
This reference database in vector format (ESRI shape format) is organised according to a multi-level nomenclature. It is used to train an image classification algorithm with a view to producing land use maps for the Itashy and Vakinankaratra regions as part of the DINAAMICC proje... |
26 oct. 2023
Dupuy, Stéphane; Lebourgeois, Valentine; Gaetano, Raffaele, 2023, "Itasy, Vakinankaratra - Madagascar - 2022-2023, Land cover map", https://doi.org/10.18167/DVN1/TKTPCH, CIRAD Dataverse, V1
The land use maps published here were produced for the communes studied by the DINAAMICC project for the period 2022-2023 (based on GPS collected in the field in March 2023). They partially cover the Itasy and Vakinankaratra regions. The reference database used to produce this ma... |
5 oct. 2023
Dupuy, Stéphane; Lebourgeois, Valentine; Vagneron, Isabelle; Gaetano, Raffaele, 2023, "North Chin - Myanmar - 2020-2021 - Land cover map", https://doi.org/10.18167/DVN1/S8Q4LV, CIRAD Dataverse, V1
The land cover maps published here were produced for four regions of the northern part of Chin state in Myanmar: Hakha, Falam, Tedim and Thantlang. This work was carried out as part of the ALIVE FNS project to monitor land use (forests, cultivated land, built-up areas, etc.). We... |
24 avr. 2023
Bley-Dalouman, Hélène; Broust, François; Tran, Annelise, 2023, "Forest map, Western Highlands region, Reunion Island", https://doi.org/10.18167/DVN1/LXXO9Y, CIRAD Dataverse, V1
A land cover map of forests of the Western Highlands region, Reunion Island was produced using a cloudless very high spatial resolution Pleiades image acquired on 31 May 2020. The final map was obtained through a supervised object-based classification of the Pleiades image using... |
4 avr. 2023
Dupuy, Stéphane; Andriamanga, Andoniaina Valérie; Burnod, Perrine, 2023, "Antananarivo - Madagascar - Land use change map between 2017 and 2022", https://doi.org/10.18167/DVN1/CD2ZTF, CIRAD Dataverse, V1
This map is based on a selection of land use changes, calculated from the crossing of the 2017 and 2022 land use maps. The latters, obtained by supervised classification of satellite images, are: Dupuy, Stéphane; Defrise, Laurence; Gaetano, Raffaele; Burnod, Perrine, 2019, "Antan... |
4 avr. 2023
Dupuy, Stéphane; Andriamanga, Andoniaina Valérie; Burnod, Perrine, 2023, "Antananarivo - Madagascar - build-up area evolutions map between 2003 - 2017 - 2022", https://doi.org/10.18167/DVN1/0EEDAG, CIRAD Dataverse, V1
This map shows the evolution of the built-up area of Antananarivo, capital of Madagascar, between 2003, 2017 and 2022. In ESRI shape vector format, this map results from the crossing of the following land use maps. Dupuy, Stéphane; Defrise, Laurence; Burnod, Perrine, 2019, "Antan... |
25 oct. 2022
Tran, Annelise; Mahuzier, Christophe; Morand, Serge, 2022, "Simulated future land cover maps according to different change scenarios, Nan Province, Thailand", https://doi.org/10.18167/DVN1/BRW2DR, CIRAD Dataverse, V1, UNF:6:GfNBdmtXGehqvuCyHeaxrA== [fileUNF]
This dataset holds the results of different simulations of land cover changes over Nan Province, Thailand, up to 2030. ESA global land cover maps (1992-2015) were used as initialization maps (ESA, 2017). A land-cover (LC) change model was constructed from 1992-2015 maps. Three fu... |
22 mars 2022
Lelong, Camille; Herimandimby, Hasina, 2022, "Landscape matrix map at 2.25 km2 scale of a 84 km2 part of the Vavatenina District, Analanjirofo Region, Madagascar, 2019", https://doi.org/10.18167/DVN1/WDIJ8S, CIRAD Dataverse, V1
This map gives the spatial distribution of the major land use in a cell of 1500m x 1500m=2.25 km2, also called the landscape matrix, over an area of study of landscape dynamics in Madagascar. It consists of an area of 84 square kilometers located at the West of Vavatenina town, i... |