Amazon forests greener

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Amazon rainforests green-up with sunlight in dry season. We analyzed Amazon vegetation phenology at multiple scales with Moderate Resolution Imaging Spectoradometer (MODIS) satellite measurements from 2000 to 2005.

MODIS Enhanced Vegetation Index(EVI, an index of canopy photosynthetic capacity) increased by 25% with sunlight during the dry season across Amazon forests… Alfredo R. Huete and others, Geophysical Research Letters, Vol 33, issue 6, March 2006