The teenage activist was welcomed by some 30,000 people at the event in Bristol.

The 'breathtaking scale' of the Australian bushfires were way beyond anything climate science predicted, say scientists.

Educated people cause most harm to the planet so schools must change, say teenage climate campaigners.

Researchers at Brown University found bots were far more likely to post tweets denying climate change.

Ammonia, the key ingredient of fertiliser, can be burned in ships’ engines in place of polluting diesel.

The Amazon boss and world's richest man gives 8% of his fortune to fight the planet's "biggest threat".

A US firm claims the service it offers saves more than a tonne of carbon, after a pilot study.

Communities on the coast face "serious questions" against the background of climate change.

The temperature was recorded on an island off the Antarctic continent's northern tip.

Every person in the world is wasting about 500 calories of food a day, according to a new study.