Environment breakthroughs of 2025

The outgoing year was a mixed one in the fight against global warming. While some countries, including the UK, continued to make positive steps towards net zero, the return of Donald Trump to the White House exacerbated an already fraying international climate consensus. But a series of scientific breakthroughs in 2025 holds out some hope for a greener future. Here are seven of the most promising:

Carbon dioxide satellite tracking

A novel satellite-based method to track fossil fuel...