Science
The world’s rivers are at breaking point. Can we save them before it is too late?
In this week’s newsletter: As the Guardian launches a year-long project, Our Rivers, we take stock of the issu...
Wildfires
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Who are the 514 people accused of starting French wildfires and what motivates them?
Experts believe one-third of wildfires in France are set deliberately, with arson the biggest single cause of...