Nine out of 10 people felt motivated to act after watching film outlining threats to food security, economy and public health

The decision comes after nearly half a million people voted on a shortlist of 18 creatures.

As trawlers compete with Greenland sharks for halibut and cod, conservationists and fishers clash over what to do about misunderstood species

My wide-ranging interview with Der Spiegel

A third runway would fly in the face of reason. If we are to prioritise human life over short-term ‘growth’, we need to use planes less, not more, says Guardian columnist George Monbiot

Gieß den Kiez app shows trees in critical need of watering and can be adopted by other heat-stressed cities around the world