The Greenland Ice Sheet recorded a new record loss of mass in 2019.

Even in earlier warm periods there were pulse-like releases of CO₂ to the atmosphere.

From cities to deserts, the intense heat gripping California is being closely monitored by an Earth-observing mission aboard the International Space Station.

NASA provided a series of photos of Hurricane Genevieve as it affected Mexico’s southern Baja California peninsula.

Atmospheric scientists have analyzed how the February near-total shutdown of mobility affected the air over China. Results show a striking drop in nitrogen oxides, a gas that comes mainly from tailpipes and is one component of smog.

Abrupt climate changes during the Last Glacial Period, some 115,000 to 11,700 years ago, happened at the same time across a region extending from the Arctic to the Southern Hemisphere subtropics, new research has revealed.

As world temperatures rise, the rate at which plants in certain regions can absorb carbon dioxide is declining, according to University of Queensland research.

Scientists studying leaves from a 23-million-year-old forest have for the first time linked high levels of atmospheric carbon dioxide with increased plant growth, and the hot climate of the time. 

The airborne transmission of the coronavirus SARS-CoV-2 via aerosol particles in indoor environment seems to be strongly influenced by relative humidity. 

Air pollution is the world’s leading environmental risk factor, and causes more than nine million deaths per year.