Friendly bacteria at center stage: Treating wastewater with less energy and lower emissions
Bacteria that eat nitrogen and organic matter are part of processes that can be developed for treating wastewater with less energy and emissions.
Bacteria that eat nitrogen and organic matter are part of processes that can be developed for treating wastewater with less energy and emissions.
Environment
Apr 27, 2021
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Summer is the ozone season: The harmful gas forms at ground level on hot, sunny days. In recent years, however, the rise in ozone levels over the summer months has not been as pronounced in Germany as it was previously. According ...
Environment
Apr 26, 2021
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For corn, using dairy manure and legume cover crops in crop rotations can reduce the need for inorganic nitrogen fertilizer and protect water quality, but these practices also can contribute to emissions of nitrous oxide—a ...
Plants & Animals
Apr 22, 2021
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Lockdowns last year in response to COVID-19 resulted in drastic cuts to emissions, especially from vehicle tailpipes, and yet some urban areas saw a paradoxical spike in ozone air pollution. A new study led by the National ...
Environment
Apr 15, 2021
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One of the few uplifting developments in the early weeks of the COVID-19 pandemic was the remarkable boost in air quality around the world. As restrictions stilled cars, planes and boats, the change was so dramatic that a ...
Environment
Mar 17, 2021
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The far-reaching mobility restrictions at the beginning of the COVID pandemic in March 2020 created a unique situation for atmospheric sciences: "During the 2020 lockdown, we were able to directly investigate the actual effects ...
Environment
Mar 4, 2021
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Most Chinese working in the cities return to work today after a seven-day public holiday, Spring Festival. The annual Spring Festival, which also marks the start of Chinese New Year, traditionally begins with the second new ...
Earth Sciences
Feb 18, 2021
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Scientists have discovered that pollution concentration varies between seasons. A new study, conducted in the North China Plain, determined where volatile organic compounds (VOCs) are distributed within the vertical layers ...
Earth Sciences
Feb 16, 2021
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An advanced laser technique has allowed researchers to observe, in real-time, the decomposition of a pollutant into atmospheric nitrous acid, which plays a key role in the formation of ozone and photochemical smog. The technique, ...
Materials Science
Feb 3, 2021
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Less traffic on the roads during the first lockdown led to a reduction in air pollution but may have caused potentially damaging surface ozone levels to rise, a new study has revealed.
Environment
Dec 18, 2020
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