Arizona, California and Nevada would share cuts under federal proposal to manage the Colorado River

Democrats’ ‘climate hushing’ prompts activists to turn up the volume

Free diver, 21, wants to 'give back' to the ocean that has helped him

Purple reign: how shade became British gardeners’ favourite

Scientist's lifelong obsession with mystery of elusive 'pink zebra' seaweed

‘Worst we’ve known’: UK turns to imports as drought and heat hit vegetable crops

First Australian mass mortality event suspected as deadly bird flu virus rapidly escalates among native birds

England and Wales on course for driest July on record

Turn failing water firms into not-for-profit cooperatives, MPs and mayors tell PM

Where to see the biggest solar eclipse since 1999

‘We stared into an abyss’: the heroes battling to tame France’s ‘megafire’

Drought conditions may worsen before improving as little rain in sight

Water cuts loom as US unveils long-awaited response to Colorado river crisis

Human-caused climate change made Spanish, French fires much more likely, scientists calculate

India’s monsoon rains in danger as UN chief warns planet is ‘on fire’

India wants to join the strawberry superpowers

New solar panels in Great Britain at 15-year high as fossil fuel costs soar