A little-known volcano in the remote Kuril Islands, Zavaritzki, links an explosion in 1831 with drastic climate changes.

Atmospheric aerosols from human activity influence climate. Uncertainties in the understanding of their effects limit our knowledge about climate change. Aa Aa Aa What is the source and ...

University of Delaware Assistant Professor Catherine Fromen and current graduate student Dominic Hoffman work with an ...

Theories are emerging that suggest a decrease in aerosols accelerates climate disasters. Does cleaner air accelerate global warming? James Hansen, a well-known climatologist who warned the US ...

Last year, 2024, was the warmest year on record for the planet, easily breaking the previous record set just a year earlier.

The Scripps O 2 Program measures changes in atmospheric oxygen levels from air samples collected at stations around the world. CAICE is a Center for Chemical Innovation focused on the fundamental ...

On February 8, 2024, NASA launched its PACE climate satellite with the Dutch aerosol instrument SPEXone onboard. A full year of observations now yields a world map of aerosols.

A full year of observations now yields a world map of aerosols. It shows the distribution of fine and coarse aerosols and of particles that reflect or absorb sunlight. The latter respectively have ...

At the CERN laboratory in Switzerland, particle physicist Jasper Kirkby studies the link between aerosols, cosmic rays and cloud formation, using the data to inform climate models. “It’s ...

Although the Earth’s atmosphere is composed mostly of gases, aerosols and clouds have a large impact on the Earth’s radiation budget. The investigation of the climate impact of aerosols and clouds is ...