The space rock that smashed into Earth 65 million years ago, famously wiping out the dinosaurs, unleashed acid rain that turned the ocean surface into a witches' brew, researchers said Sunday.
Earth Sciences
Mar 9, 2014
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Calcium can do much more than strengthen bones. The mineral is a critical nutrient for healthy tree growth, and new research shows that adding it to the soil helps reverse the decades-long decline of forests ailing from the ...
Environment
Sep 19, 2013
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A team of University of Texas at Arlington biologists working with the U.S. Geological Survey has found that watershed wetlands can serve as a natural source for the improvement of streams polluted by acid rain.
Environment
Sep 4, 2013
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A collaborative project involving a Kansas State University ecologist has shown that the Clean Air Act has helped forest systems recover from decades of sulfur pollution and acid rain.
Environment
Sep 2, 2013
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Potential asteroid impact on Earth can have disastrous consequences. In order to prevent such collisions, earthbound space objects must be deflected. This can be accomplished using a space probe to impact the asteroid.
Space Exploration
Sep 2, 2013
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In the 1970s, red spruce was the forest equivalent of a canary in the coal mine, signaling that acid rain was damaging forests and that some species, especially red spruce, were particularly sensitive to this human induced ...
Environment
Aug 30, 2013
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Human activities are changing the basic chemistry of many rivers in the Eastern U.S. in ways that have potentially major consequences for urban water supplies and aquatic ecosystems, a University of Maryland-led study has ...
Environment
Aug 26, 2013
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The first institution-level model to estimate the amount of reactive nitrogen released into the environment—a contributor to smog, acid rain, and climate change—is enabling the University of Virginia to quantify its nitrogen ...
Environment
Aug 15, 2013
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Fossil fuel companies have been funding smear campaigns that raise doubts about climate change, writes John Sauven in the latest issue of Index on Censorship magazine.
Environment
Jul 4, 2013
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Carbon footprints are a familiar way to assess how green your lifestyle is, but now you can also measure your nitrogen footprint using a new tool, the N-Calculator.
Environment
May 15, 2013
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