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[personal profile] profpr
 "User B ... invoked a bit of Chinese folk wisdom: ‘It's colder when snow melts than when snow falls’ (xiaxue bu leng huaxue leng). User B's post illustrates the concept of endothermism; as snow absorbs energy (heat), it becomes a liquid, and in the process, cools the surrounding air.
Auer et al, WIREs Climate Change, 2014

September 2017

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