The new president of the European Commission has indicated that she intends to confront the climate crisis head-on. She must avoid the mistakes of her predecessor, who did not go far enough in expanding the scope for environmental policymaking, writes Johan Rockstrom

We need tangible results sooner than 2030 if we are to avert the worst effects of climate change, says Johan Rockström.

I LOVE a good steak from time to time, not a huge one, but a juicy piece of thick sirloin with crisp yellow fat, cooked medium rare for perfection.

Earth may be decades away from a climatic tipping point that triggers runaway global warming and threatens the future of humanity, scientists have warned.

World powers are running out of time to cut their use of high-polluting fossil fuels and stay below agreed limits on global warming, a draft UN study to be approved this week shows.