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 ...

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 ...

Microorganisms can be spread in the air by small droplets referred to as aerosols. Although we commonly think about the impacts of pollution aerosols on human health, air quality and climate change, ...

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

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

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.

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.

Add aerosols to the stratosphere, and sunlight is reflected into space, cooling Earth’s surface. Volcanoes have done it, so why can’t humans? That’s the basic idea behind stratospheric aerosol ...