Non-native species threaten 73% of African states

Non-native alien plants and animals are threatening fish production, water supply and other natural resources in almost three quarters of African countries, a study has concluded.

Climate change 'tipping points' too close for comfort

Loading the atmosphere with five million tonnes of CO2 every hour has pushed Earth dangerously close to a no-return threshold, beyond which lies an unlivable hothouse world, top climate scientists have warned.

Chilean Patagonia: an open-air lab to study climate change

In one of the most inhospitable places on Earth, the southernmost part of Chile's Patagonia region, scientists are studying whales, dolphins and algae in order to help predict how climate change will affect the world's oceans.

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