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Meet the man behind a third of what’s on Wikipedia

Steven Pruitt has made nearly 3 million edits on Wikipedia and written 35,000 original articles. It’s earned him not only accolades but almost legendary status on the internet. The online encyclopedia now boasts more than 5.7 million articles in English and millions more translated into other languages – all written by online volunteers. Pruitt was […]

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Air pollutants from US forest soils will increase with climate change — ScienceDaily

A study from Indiana University has found that trees influence whether soil can remove or emit gases that cause smog, acid rain and respiratory problems. The chemicals, collectively known as reactive nitrogen oxides, are produced by soil bacteria that feed on naturally occurring ammonium — as well as nitrogen fertilizers from industrial and agricultural sources […]

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