Environment

Heat is getting deadlier. A new warning system defines the risks.

Charting the rise of plastic pollution – and solutions. An Earth Day report card.

Earth Day: Meet the innovators designing a sustainable future

Maasai wildlife rangers fight taboos to protect animals and herders

How to stop ‘forever chemicals’ from lasting, well, forever

Good news around the globe: Pulling up concrete and putting solar on renters’ roofs

Good news around the globe: How trash becomes treasure, and disrespect turns to grace

Biggest cicada brood in centuries to emerge in late April

India’s sacred groves are home to forest god shrines – and endangered species

Electric vehicles are catching on slowly in Africa