Pacific Northwest braces for another multiday heat wave

People in the Pacific Northwest braced for another major, multiday heat wave starting Wednesday, just over a month after record-shattering hot weather killed hundreds of the region's most vulnerable people when temperatures ...

Siberian oil spill contaminates Arctic lake

An oil spill that sparked a state of emergency has contaminated a freshwater lake in the Russian Arctic, the regional governor said Tuesday, a claim denied by Norilsk Nickel, the metals giant linked to the leak.

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