Evapotranspiration
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Evapotranspiration:
A Critical Component of the Alaskan Water Cycle and Climate Change
Preparatory Science for NASA's planned HyspIRI Mission
tab_left Leaf Area Index tab_right

Leaf area index (LAI) is green leaf area per unit soil area. This is an important input in the ET model.

The figure below shows an LAI image of the study area derived from a summer-time Landsat image.