Pablo Escobar’s ‘cocaine hippos’ show how invasive species can restore a lost world

When the drug lord Pablo Escobar was shot dead in 1993, he left behind a zoo…

Parliament pension fund cuts fossil fuel investments

Parliament’s pension fund has made record investments in renewable energy and cut its exposure to fossil…

Life in Earth’s deepest deep freeze – in pictures

Yakutia, a Russian republic in east Siberia, is one of the coldest places on Earth. In…

Country diary: catch these twinkling stars before their lights go out

In the hedgerows the blackthorn is shooting sprays of small white blossom upwards, thus signalling the…

Five-metre albino Burmese python captured at Gold Coast home – video

Play Video 1:01 This giant albino Burmese python, believed to be over five metres in length…

Weatherwatch: Costa Rican altitudes give rise to contrasting climates

Costa Rica may only be two-and-a-half times the size of Wales, but it boasts a wide…

The Guardian view on Europe’s green deal: stick to the plan

Difficult and almost impossibly daunting as it may seem, the world is faced with not one…

Electric cars produce less CO2 than petrol vehicles, study confirms

Electric vehicles produce less carbon dioxide than petrol cars across the vast majority of the globe…

Cattle gridlock: EU border delays add to coronavirus strain on meat trade

Campaigners have called for the suspension of all live animal shipments out of Europe, and a…

Coronavirus pandemic leading to huge drop in air pollution

The coronavirus pandemic is shutting down industrial activity and temporarily slashing air pollution levels around the…