Plants as biomonitors of heavy metals

There are many sources of heavy metal pollutants, including vehicle exhausts, various industries, mines, thermal plants, and other combustion processes, and even volcanic activity. The presence of heavy metals in the environment ...

Dangerous landfill pollutants ranked in order of toxicity

Nearly 2,000 active landfills are spread across the U.S., with the majority of garbage discarded by homes and businesses finding its way to a landfill. The resulting chemicals and toxins that build up at these sites can then ...

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