Greenhouse gases, like carbon dioxide, methane, nitrous oxide and fluorinated gases, are all heating up the planet. So what are the main human activities that cause them?
Environment
Oct 28, 2022
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The world, especially richer carbon polluting nations, remains "far behind" and is not doing nearly enough—not even promising to do enough—to reach any of the global goals limiting future warming, a United Nations report ...
Environment
Oct 27, 2022
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The three main greenhouse gases hit record high levels in the atmosphere last year, the U.N. weather agency said Wednesday, calling it an "ominous" sign as war in Ukraine, rising costs of food and fuel, and other worries ...
Environment
Oct 26, 2022
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Who made the global warming mess the world is now in? More than half of the world's heat-trapping gases comes from three places: The United States, China and Europe.
Environment
Oct 26, 2022
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Heat waves, droughts and extreme weather are endangering people and ecosystems somewhere in the world almost every day. These extremes are exacerbated by climate change, driven primarily by increasing emissions of greenhouse ...
Environment
Oct 25, 2022
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An international research team has analyzed measurements from the TanSat mission and the Copernicus Sentinel-5 Precursor mission to identify carbon dioxide from human activities. This is the first attempt to use TanSat measurements ...
Planetary Sciences
Oct 25, 2022
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Australia has just joined 122 other nations in signing a pledge to reduce methane emissions by at least 30% from 2020 levels by 2030. It was a long time coming: Australia, under the Morrison government, refused to commit ...
Environment
Oct 24, 2022
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Plants typically absorb carbon dioxide and release oxygen as part of photosynthesis. Most people associate greenery with reduced carbon levels, and in the case of Minnesota's trees, that is certainly true. But in the thousands ...
Environment
Oct 20, 2022
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The Haber-Bosch process, which is commonly used to synthesize ammonia (NH3)—the foundation for synthetic nitrogen fertilizers—by combining hydrogen (H2) and nitrogen (N2) over catalysts at high pressures and temperatures, ...
Materials Science
Oct 19, 2022
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The University of Gothenburg has deployed three underwater robots in the Baltic waters around the leaks on the Nord Stream gas pipelines. This is done to be able to follow how chemistry and life in the sea changes over time ...
Environment
Oct 14, 2022
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