Dramatic drops in air pollution offer scientists a rare opportunity to study its links with climate and weather. But as Kate Ravilious discovers, it's a complicated connection
Data from NASA’s ICESat and ICESat-2 missions reveal that ice sheet losses from Greenland and Antarctica have contributed 14 mm to sea level rise since 2003
On Earth Day’s 50th anniversary, Petteri Taalas and Lars Peter Riishojgaard, of the World Meteorological Organization, talk to James Dacey about the WMO’s response to the global pand...