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News Story
A hormone shot helped drunk mice sober up quickly

Mar 2023

Editorial Briefing
New polymer made from limonene and sulfur waste absorbs mercury pollution from water

Jun 2022

New polymer made from limonene and sulfur waste absorbs mercury pollution from water

Mercury and its compounds are highly toxic—that is, they cause harmful effects to living organisms. Mercury pollution is found in water, air, and soil worldwide. According to the United Nations Environment Programme, the top anthropogenic sources of mercury pollution are small-scale gold mining (37.7%), coal combustion (21%), nonferrous metal production (15%), and cement production (11%). Mercury that is emitted into the atmosphere may eventually enter surface water and groundwater, where microorganisms convert the element to methylmercury—a persistent, bioaccumulative, and toxic pollutant (PBT) that builds up in the food web. Human exposure to methylmercury most often occurs when people eat fish or shellfish containing high levels of methylmercury. Methylmercury poisoning in humans can cause severe illness, including central nervous system and digestive-system damage as well as kidney failure, and even death. See also: Air pollution; Cement; Food web; Mercury (element); Persistent, bioaccumulative, and toxic pollutants; Poison; Toxicology; Water pollution

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