Scientists discover urea in atmosphere, revealing profound consequences for climate
Areas of the ocean that are rich in marine life are having a bigger impact on our ecosystems and the climate than previously thought, new research suggests.
Areas of the ocean that are rich in marine life are having a bigger impact on our ecosystems and the climate than previously thought, new research suggests.
Earth Sciences
Jun 15, 2023
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75
The COVID pandemic shutdowns in South Asia greatly reduced the concentration of short-lived cooling particles in the air, while the concentration of long-lived greenhouse gases was barely affected. Researchers were thus able ...
Environment
May 31, 2023
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241
Nitrogen is necessary when predicting how land plants will take up atmospheric carbon. That's because nitrogen's future trajectory will diverge from that of other factors of plant growth in the coming decades, according to ...
Earth Sciences
May 1, 2023
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64
Nitrogen changes form as it cycles between air, soil, and life. Soils, for example, emit nitrogen either as inert dinitrogen (N2), which dominates our atmosphere, or as nitric oxide (NO) or nitrous oxide (N2O), the greenhouse ...
Earth Sciences
Jan 30, 2023
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9
China is a nighttime "hot-spot" for the production of nitrate radicals (PNO3) that could have a major impact on health-threatening ozone and fine particulates (PM2.5) in the atmosphere, a new study reveals.
Earth Sciences
Jan 26, 2023
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35
The 40-meter-high monitoring tower of the Innsbruck Atmospheric Observatory near the city center of Innsbruck in Austria continuously provides data on the composition of the atmosphere near the surface. Every hour, 36,000 ...
Environment
Jan 18, 2023
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31
Scientists have shed new light on the "self-cleaning" capacity of the atmosphere.
Earth Sciences
Jan 18, 2023
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70
A mysterious surge in planet-heating atmospheric methane in 2020 despite COVID lockdowns that reduced many human-caused sources can be explained by a greater release from nature and, surprisingly, reduced air pollution, scientists ...
Environment
Dec 14, 2022
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228
Ammonia is obtained industrially using the Haber–Bosch process, which requires a lot of energy and hydrogen gas. A much milder approach has now been reported by a team of researchers in the journal Angewandte Chemie International ...
Analytical Chemistry
Dec 14, 2022
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438
In searching for planets and studying their stars, I've had the privilege to use some of the world's great telescopes. However, our team has recently turned to an even larger system to study the cosmos: Earth's forests.
Astronomy
Oct 29, 2022
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66