Environment: Mercury deposition increasing in West and Midwest

China is starting to cut back on coal expansion, but India is still building new plants. Both are burning massive quantities.

Summit County Citizens Voice

asf Mercury emissions from power plants are a global issue.

Asia’s power plants affect U.S. environment

Staff Report

Mercury levels in precipitation are increasing in the central U.S. but steadily dropping along the East Coast, scientists reported in a new study.

The findings suggest that mercury emissions from coal-burning power plants in Asia are on the rise, while they are decreasing in North America, according to Peter Weiss-Penzias, an environmental toxicologist at UC Santa Cruz who was the lead author of the study.

Mercury is a toxic element released into the environment through a variety of human activities, including the burning of coal, as well as by natural processes. Rainfall washes mercury out of the atmosphere and into soils and surface waters. Bacteria convert elemental mercury into a more toxic form, methyl mercury, which becomes increasingly concentrated in organisms higher up the food chain. Mercury concentrations in some predatory fish are…

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