Pollution and climate change are fueling a megadrought in the Southwest U.S., threatening water supplies and reshaping the ...

Wildfires have spread across the planet for millennia, but they are increasing as the climate warms. Decimated forests, ...

In the late 2010s, when Assistant Professor Flavio Lehner worked for the National Center for Atmospheric Research in Boulder, ...

Putting aerosols in the stratosphere to reflect sunlight could prevent the shutdown of key ocean currents, but only if it is ...

Researchers model the spread of the SARS-CoV-2 virus in various temperatures and relative humidities in typical indoor situations ...

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 ...

Evidence suggests that the coronavirus can stay aloft in the air for hours in tiny droplets, called aerosols, infecting people as they inhale. Here’s what we know right now → What We Know ...

More than 200 scientists wrote to the WHO, warning about aerosol transmission of the coronavirus. The WHO has since acknowledged the evidence but hasn't change its advice yet.

Aerosols, which have gained a renewed focus due to the COVID-19 pandemic, are solid or liquid particles suspended in air. They can include viruses, bacteria, salt, dust, fungi, and chemical pollutants ...