A land cover map of South America

被引:230
作者
Eva, HD [1 ]
Belward, AS
De Miranda, EE
Di Bella, CM
Gond, V
Huber, O
Jones, S
Sgrenzaroli, M
Fritz, S
机构
[1] Commiss European Communities, Joint Res Ctr, Inst Environm & Sustainabil, TP 440, I-21020 Ispra, Italy
[2] EMBRAPA, CNPM, BR-13088300 Campinas, SP, Brazil
[3] INTA, Inst Clima & Agua, RA-1712 Buenos Aires, DF, Argentina
[4] CIRAD, UMR ECOFOG, Cayenne 97323, French Guiana
[5] IVIC, CoroLab Humboldt, Caracas, Venezuela
[6] RMIT Univ, Sch Math & Geospatial Sci, Melbourne, Vic, Australia
关键词
Amazonia; ecosystems; land cover; mapping; South America; vegetation classes;
D O I
10.1111/j.1529-8817.2003.00774.x
中图分类号
X176 [生物多样性保护];
学科分类号
090705 ;
摘要
A digital land cover map of South America has been produced using remotely sensed satellite data acquired between 1995 and the year 2000. The mapping scale is defined by the 1 km spatial resolution of the map grid-cell. In order to realize the product, different sources of satellite data were used, each source providing either a particular parameter of land cover characteristic required by the legend, or mapping a particular land cover class. The map legend is designed both to fit requirements for regional climate modelling and for studies on land cover change. The legend is also compatible with a wider, global, land cover mapping exercise, which seeks to characterize the world's land surface for the year 2000. As a first step, the humid forest domain has been validated using a sample of high-resolution satellite images. The map demonstrates both the major incursions of agriculture into the remaining forest domains and the extensive areas of agriculture, which now dominate South America's grasslands.
引用
收藏
页码:731 / 744
页数:14
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