Ninety percent of the atmospheric mercury that falls into Minnesota lakes and streams and makes our fish unsafe to eat comes from outside of the state.  There may not be much we can do about that, ...

Birchtech ( ($BCHT) ) has issued an update. Birchtech Corp. has filed a patent infringement lawsuit against Evergy and its subsidiaries in a U.S.

Their geochemical model of the mercury cycle shows If greenhouse gas emissions are not reduced, mercury levels in the global stratosphere could rise by up to 12% by the end of the century due to ...

More than 20 bodies of water in McLeod County are included on a Minnesota Pollution Control Agency list of impaired waters. The list includes 318 new lakes, rivers and streams across Minnesota ...

A years-in-the-making model developed by the National Park Service and U.S. Geological Survey could offer a deeper look at mercury concentration levels on federal lands across the country ...