•1 min read•from Science News
A tropical permafrost layer in Peru may be one of the world’s largest

Vast permafrost beneath the upper slopes of Peru’s tallest volcano could become a regional water source as glaciers in the Andes retreat.
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Tagged with
#permafrost
#Andes
#glaciers
#Peru
#volcano
#tropical
#water source
#retreat
#slopes
#regional
#hydrology
#climate change
#cryosphere
#geomorphology
#ice
#mountainous terrain
#freshwater
#ground ice
#snowmelt
#high altitude