Photo: Pollution From U.S., Europe, Others Speeding Arctic Warming, Study Says



A satellite image from July 2004 shows thick smoke wafting from boreal forest fires (marked by red dots) in lower latitudes into the Canadian Maritime Arctic.

European researchers say in a new study that smoke, ozone, and other air pollutants from more southerly regions are heating the Arctic atmosphere faster than any region on Earth.

Image courtesy MODIS Rapid Response Project at NASA/GSFC


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