Chinese city dims lights in heatwave power crunch

A provincial capital in southwest China has dimmed outdoor advertisements, subway lighting and building signs to save energy, official announcements said, as the area battles a power crunch triggered by record-high temperatures.

Western wildfire smoke plumes are getting taller

In recent years the plumes of smoke crawling upward from Western wildfires have trended taller, with more smoke and aerosols lofted up where they can spread farther and impact air quality over a wider area. The likely cause ...

China swelters under record heat

Cities across China were on red alert for heatwaves on Monday, as tens of millions of people were warned to stay indoors and record temperatures strained energy supply.

Record temperatures set across US as heat wave engulfs nation

A relentless US heat wave that has triggered health alerts for more than 100 million people is set to intensify this weekend, with temperatures and humidity forecast to surge to suffocating highs in many parts of the country.

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