Savannas | NASA Earthdata
2025年1月17日 · Savannas. An open, grassy, essentially treeless plain, especially as developed in tropical or subtropical ...
Savanna - NASA Earthdata
A rolling grassland scattered with shrubs and isolated trees, which can be found between a tropical rainforest and desert biome. Not enough rain falls on a savanna to support forests. Savannas are also known as tropical grasslands. Definition source: Arizona State University
Savannas, for example, love fire. “They are dominated by a contiguous layer of grass and a discontinuous overstory of trees,” Lehmann said. This means savannas are always bathed in sun-light. The climate is hot and the grasses cure and ignite easily. “Savanna grasses grow rapidly and can sustain fire often, perhaps every year to every
Land Use/Land Cover | NASA Earthdata
4 天之前 · NASA's data about land cover and land use help scientists assess how Earth's terrain is changed by natural and human activity.
Aral Sea, Kazakhstan, and Uzbekistan | NASA Earthdata
2021年12月7日 · True-color corrected reflectance images of the Aral Sea in Kazakhstan and Uzbekistan acquired 20 years apart, where November 30, 2001, is on the left and November 26, 2021, is on the right.
The Big and Small of Fire in Africa | NASA Earthdata
2022年11月16日 · NASA Earth science data are being used in Africa’s Sahel region and across the continent to help track, study, and manage fires.
Leaf Area Index | NASA Earthdata
This map shows a multi-year average of the leaf area index of the Amazon based on Terra MODIS data. Areas in dark green are in the Amazon where leaf overlap is high. The surrounding savannas and grasslands are light green where vegetation is more sparse. The Andes are almost completely barren of vegetation and colored beige.
| NASA Earthdata
Earthdata is the home for full and open access to NASA's Earth science data collections, accelerating scientific advancement for societal benefit.
plantsgodormantuntilspringarrives,and thecyclestartsanew.“Butastemperaturesget warmer,wintersgetwarmer,”Esaiassaid.“And
Mapping Carbon Beyond Forests: New Harmonized Global Maps
2021年2月25日 · They allocated fractional contributions to a given grid cell using data on land cover, percent tree cover, and the presence of secondary vegetation. These maps show a sizable stock of biomass outside of forested areas, especially in the …
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