There is a lot scientists don't understand about mercury, namely how it becomes its most toxic form and why our bodies don't ...

Toxins released by long-extinguished fossil fuel fires and gold smelters are showing up in the bodies of Arctic wildlife, ...

Despite global reductions in mercury emissions, mercury concentrations in Arctic wildlife continue to rise. A study published ...

If in recent days the atmosphere has already been marked by intense heat in Marina Alta and nearly all of Spain, all signs ...

The agency plans to weaken limits on toxic emissions from power plants while also scrapping restrictions on planet-warming ...

Mercury levels in the world's rivers have more than doubled since the pre-industrial era, according to new research from ...

The new rule, according to the document, would loosen emissions limits for toxic substances such as lead, nickel and arsenic by 67 percent. For some coal plants, the proposed rule weakens mercury ...

The EPA on Wednesday announced plans to eliminate Biden-era regulations limiting the amount of greenhouse gas pollution ...