A forest "glow" reveals awakening from hibernation

Tuesday, May 28, 2019 - 21:02 in Biology & Nature

Gross Primary Production (GPP) in forests tells scientists how much CO2 these systems are breathing in. Evergreen trees retain their green needles year round, preventing scientists from detecting GPP on large scales. A study linked GPP with solar-induced fluorescence in evergreens, which can be tracked by satellites.

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