Power generation systems feel the heat as climate risks grow

SINGAPORE - Severe heatwaves and droughts in China, the United States and Europe have caused blackouts and disrupted the lives of millions of people and businesses.

The disasters underscore how increasingly extreme weather and rising temperatures are threatening the world's power generation systems, from dried-up rivers shutting down hydropower plants, storms and floods knocking out power lines to heatwaves pushing grids to the limit.