Transition énergétique ?

Heat caused 2,300 deaths across 12 cities, of which 1,500 were down to climate crisis, scientists say

Research in Chile suggests climate crisis makes eruptions more likely and explosive, and warns of Antarctica risk

Forever chemicals have polluted the water supply of 60,000 people, threatening human health, wildlife and the wider ecosystem. But activists say this is just the tip of the Pfas iceberg

Rapporteur calls for defossilization of economies and urgent reparations to avert ‘catastrophic’ rights and climate harms

Extreme heat ‘the new normal’, says UN chief, as authorities across the continent issue health warnings

Economic assumptions about risks of the climate crisis are no longer relevant, says the communications expert Genevieve Guenther

For more than three decades, Brazilian climate scientist Carlos Nobre has warned that deforestation of the Amazon could push this globally important ecosystem past the point of no return. Working first at Brazil’s National Institute for Space Research and more recently at the University of São Paulo, he is a global authority on tropical forests and how they could be restored.

The Kenyan marine ecologist David Obura is chair of a panel of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES), the world’s leading natural scientists. For many decades, his speciality has been corals, but he has warned that the next generation may not see their glory because so many reefs are now “flickering out across the world”.

The world has been too optimistic about the risk to humanity and planet – but devastation can still be avoided, says Timothy Lenton

Despite working on polar science for the British Antarctic Survey for 20 years, Louise Sime finds the magnitude of potential sea-level rise hard to comprehend