Image: Greening Sahel 1982-1999
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Description: The results of trend analyses of time series over the Sahel sub-Saharan savanna region of seasonally integrated Normalized Difference Vegetation Index - NDVI. Using NOAA AVHRR NDVI-data from 1982 to 1999. Areas with trends of <95% probability in white. (Modified from Olsson, Eklundh et al. 2005)
Title: Greening Sahel 1982-1999
Credit: The Encyclopedia of Earth
Author: Lennart Olsson
Permission: Creative Commons Attribution-Share Alike 2.5 Generic
Usage Terms: Creative Commons Attribution-Share Alike 2.5
License: CC BY-SA 2.5
License Link: https://creativecommons.org/licenses/by-sa/2.5
Attribution Required?: Yes
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