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Search results for aerosolization

Earth Sciences Sep 19, 2022

Wildfire smoke may have amplified Arctic phytoplankton bloom

Smoke from a Siberian wildfire may have transported enough nitrogen to parts of the Arctic Ocean to amplify a phytoplankton bloom, according to new research from North Carolina State University and the International Research ...

Environment Sep 16, 2022

Refreezing Earth's poles feasible and cheap, new study finds

The poles are warming several times faster than the global average, causing record smashing heatwaves that were reported earlier this year in both the Arctic and Antarctic. Melting ice and collapsing glaciers at high latitudes ...

Environment Sep 15, 2022

Grimy windows could be harbouring toxic pollutants

Dirty windows can harbor potentially harmful pollutants under protective films of fatty acids from cooking emissions—and these can hang around over long periods of time.

Earth Sciences Sep 9, 2022

A warm intrusion in the Arctic causes extreme pollution levels

During the MOSAiC research expedition, conducted in the Arctic pack ice between 2019 and 2020, EPFL scientists observed an atmospheric perturbation triggered by the intrusion of a highly polluted warm air-mass. A first study ...

Earth Sciences Sep 7, 2022

Scientists find complex terrain aggravates haze formation and its meteorological feedback

The North China Plain (NCP), one of the world's most polluted regions, is frequently engulfed by severe haze in the cold season, which has aroused broad public concern because of the adverse impacts on air quality, atmospheric ...

Earth Sciences Sep 7, 2022

Smoke from the Black Summer wildfires in Australia impacted climate, high-altitude winds of the Southern Hemisphere

The 2019/20 wildfires in Australia transported more smoke into the atmosphere than observed ever before anywhere in the world. In the so-called Black Summer, three times as many particles reached high air layers as in the ...

Environment Sep 7, 2022

As the climate changes, global air quality is set to take a hit

An anticipated rise in the frequency, intensity and duration of heatwaves and an associated increase in wildfires this century is likely to worsen air quality, harming human health and ecosystems. The interaction between ...

Earth Sciences Aug 18, 2022

Plant-nibbling insects may make it cloudier and cooler

Plants can release certain chemicals to shield themselves from high temperatures and potentially communicate with other plants. They also release these chemicals in response to stress, including when insects chomp on their ...

General Âé¶¹ÒùÔºics Aug 16, 2022

Do wind instruments disperse COVID aerosol droplets?

During the COVID-19 pandemic, many live musical events and festivals were postponed and even canceled to protect musicians and audience members. When they started performing again, many groups resorted to performing with ...

Earth Sciences Aug 12, 2022

How monsoon winds impact climate change by transporting pollutants into the upper atmosphere

While the Asian monsoon brings rain that is vital for the agricultural economy of the vast region, it is also known to suck up into the upper atmosphere chemical pollutants that accelerate climate change.

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