Ecological 'doom loops' edging closer, study warns

Extreme weather events such as wildfires and droughts will accelerate change in stressed systems leading to quicker tipping points of ecological decline, according to a new study.

Europe's produce at stake in Spain's water war

Spanish farmer Juan Francisco Abellaneda's salads and watermelons fill the shelves of European supermarkets winter and summer. But maybe not for much longer.

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