This space-age tech cuts cooling costs — and carbon emissions

Grist
By Zoe SaylerAug 24, 2019, 3:56 am1.1k ptsTrendingInteresting
It’s hot outside! And our need to get cool is making us hotter: The number of room air conditioners is expected to skyrocket from 1.2 billion units worldwide today to 4.5 billion units by 2050, representing about 15 percent of our global carbon emissions, according to the Rocky Mountain Institute. That’s…

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