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Search results for aerosolization

Environment Jun 4, 2025

Fluorescent light reveals invisible smoke at high altitudes

Fluorescence lidar technology enables a better determination of the origin of particles in the atmosphere. The method can also visualize particle layers that were previously practically invisible. This is the conclusion drawn ...

Earth Sciences Jun 4, 2025

Study details processes that keep pollutants aloft despite a drop in emissions

Nitrates in the atmosphere reduce air quality and play an important role in climate change. An international team led by Hokkaido University researchers has revealed how chemical processes in the atmosphere have led to persistently ...

Earth Sciences Jun 4, 2025

Scientists reveal what drove 2023's record-smashing North Atlantic marine heat wave

In a UNSW-led Nature study, researchers say that an off-the-scale marine heat wave in the North Atlantic Ocean in 2023 was caused by record-breaking weak winds combined with increased solar radiation—all on the back of ...

Earth Sciences Jun 4, 2025

Study projects that increasing wildfires in Canada and Siberia will actually slow global warming

Even if you live far from the boreal forests in Canada and Siberia, you've likely noticed an increase in smoke from their forest fires. During major blazes in 2023, the smoke tinted the New York sky orange and drifted as ...

Cell & Microbiology Jun 3, 2025

Genetic diversity highlights increasing threat of H9N2 avian influenza

A new study published in Nature Microbiology has uncovered significant genetic and antigenic diversity among H9N2 avian influenza viruses (AIVs) circulating in poultry across China, highlighting the growing public health ...

Earth Sciences Jun 3, 2025

Five geoengineering trials the UK is funding to combat global warming

The UK government recently announced plans to fund five small-scale trials related to geoengineering. It's the first time a state research funding body has put serious money into what's known as solar radiation management, ...

Environment May 29, 2025

Climate change: No reprieve from heat this decade as globally agreed 1.5°C limit looms

Temperature limits the world agreed to avoid are looming into view.

Earth Sciences May 29, 2025

Does planting trees really help cool the planet?

Replanting forests can help cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the mid-19th century is replanted, the total effect won't cancel out human-generated ...

Environment May 28, 2025

Filtered car emissions still turn toxic after sunlight exposure, study reveals

A new international study led by Helmholtz Munich and the University of Rostock reveals that emissions from modern gasoline cars—despite meeting the currently strictest European emission standards EURO 6d—can become significantly ...

Earth Sciences May 28, 2025

Pollution from the Tijuana river affects air quality in San Diego, finds study

The 120-mile Tijuana River flows from Baja California into the United States and discharges millions of gallons of wastewater—including sewage, industrial waste and runoff—into the Pacific Ocean every day, making it the ...

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