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Search results for aerosolization

Paleontology & Fossils Sep 11, 2025

Newly dated 85-million-year-old dinosaur eggs could improve understanding of Cretaceous climate

In the Cretaceous period, Earth was plagued by widespread volcanic activity, oceanic oxygen depletion events, and mass extinctions. Fossils from that era remain and continue to give scientists clues as to what the climate ...

General Âé¶¹ÒùÔºics Sep 10, 2025

Why tiny droplets stick or bounce: The physics of speed and size

When a droplet of liquid the size of a grain of icing sugar hits a water-repelling surface, like plastics or certain plant leaves, it can meet one of two fates: stick or bounce. Until now, scientists thought bouncing depended ...

Earth Sciences Sep 9, 2025

Well-publicized polar geoengineering ideas will not help and could harm, warn experts

Five well-publicized polar geoengineering ideas are highly unlikely to help the polar regions and could harm ecosystems, communities, international relations, and our chances of reaching net zero by 2050.

Environment Sep 5, 2025

Wildfires producing 'witches' brew' of air pollution: UN

Wildfires are releasing a "witches' brew" of pollutants that can end up wrecking air quality a continent away from the blaze, the UN's weather and climate agency said Friday.

Earth Sciences Sep 3, 2025

Soot's climate-altering properties change within hours of entering atmosphere

Billions upon billions of soot particles enter Earth's atmosphere each second, totaling about 5.8 million metric tons a year—posing a climate-warming impact previously estimated at almost one-third that of carbon dioxide.

Earth Sciences Sep 2, 2025

New dataset enhances understanding of atmosphere–surface interactions

A research team led by Prof. Chen Cheng from the Hefei Institutes of Âé¶¹ÒùÔºical Science of the Chinese Academy of Sciences has retrieved global aerosol and surface properties using advanced polarization data from China's GF-5(02) ...

Earth Sciences Sep 2, 2025

Deforestation reduces rainfall by 74% and increases temperatures by 16% in Amazon during dry season, study says

Deforestation in the Brazilian Amazon is responsible for approximately 74.5% of the reduction in rainfall and 16.5% of the temperature increase in the biome during the dry season. For the first time, researchers have quantified ...

Earth Sciences Sep 2, 2025

Scientists identify unique chemical regime for secondary organic aerosol formation in urban China

Air pollution from secondary organic aerosols (SOA) has now become a greater problem in Chinese cities since 2013 because regulations have successfully reduced fine particulate matter (PM2.5) emitted directly from, for example, ...

Planetary Sciences Aug 28, 2025

Sun dogs, rainbows and glories are celestial wonders, and they may appear in alien skies too

Every once in a while, you may look up toward the sun and see strange bright lights on either side of it. Or perhaps you'll be sitting in an aircraft, looking out the window at its shadow, and see a circle of light, like ...

Earth Sciences Aug 28, 2025

Sea spray aerosol research highlights fundamental differences between shorelines and open oceans

About 71% of Earth's surface is covered by the vast oceans. When winds blow over the sea surface, they transfer energy to the water, creating waves. Some of these waves, under the force of strong winds, break and produce ...

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