heat wave

Earlier this year, there had been warnings that supply during peak summer hours might not meet demand. But there have been no reports yet of widespread outages.

Parts of the Great Plains are forecast to hit record-breaking temperatures this week, while in Europe, extreme heat has fueled wildfires and contributed to hundreds of deaths in recent days.

For decades, it was impossible to say that a specific weather event was caused, or even made worse, by climate change. But advanced research methods are changing that.

With soaring temperatures comes high heat that could prove a danger to vulnerable people like young children, the elderly and those exposed to the outdoors for long periods of the day.

A record setting heat wave is developing over the Southeast, including over the state of Florida.

Temperatures tied or broke records in 27 cities on Saturday, peaking at 122 in Death Valley, Calif. The heatwave will move north and eastward this week, stopping at the Appalachian Mountains.

Some schools have closed early for summer. More than a billion people are in danger of heatstroke. Summer's early arrival in South Asia also threatens global grain supplies.

An effort that seeks to reduce heat-related illnesses and deaths in Florida is getting bipartisan support. The legislation targets agriculture and other industries with outdoor workers.

Heat has killed hundreds of workers in the U.S., many in construction or agriculture, an investigation by NPR and Columbia Journalism Investigations found. Federal standards might have prevented them.

The global combined land and ocean-surface temperature was 1.67 degrees Fahrenheit above the 20th-century average, according to NOAA, the hottest in 142 years of record-keeping.

The National Weather Service predicts areas on the East Coast could reach 100 degrees Thursday, with triple-digit temperatures in the Pacific Northwest, too. Relief isn't expected until the weekend.

About 90% of the village of Lytton was destroyed by fire. It comes while hundreds have died in a massive heat wave that's affecting British Columbia and the western U.S.