A mountain biker died Saturday after trying to help dehydrated hikers in an eastern San Diego valley, officials said.
Scripps Oceanography says rapid heating was caused by fair, hot weather
Farmers in around a dozen countries across northern Europe — from Ireland to the Baltics — are grappling with a once-in-a-generation drought.
American Airlines has canceled 38 flights in and out of Phoenix on Tuesday afternoon because of extreme heat.
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