गुरुवार, 16 जनवरी 2020

What to Know About the Health Impact of Australia's Wildfires

NASA says smoke from the wildfires in Australia has made a full circuit of the Earth. Columbia University’s Darby Jack explains how this happened and who is at risk. Photo: NASA Earth Observatory/EPA/Shutterstock

from WSJ.com Video - Most Viewed WSJ Videos https://ift.tt/2FTtZoR

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