Less phosphorus linked to decline in Great Lakes fish

New research by the U.S. Geological Survey finds that prey fish and phytoplankton – microscopic organisms that feed other animals – are seriously declining in the Great Lakes. One of the surprising reasons for the decline seems to be reductions in the phosphorus entering the lakes since the 1972 Great Lakes Water Quality Agreement was … Read more Less phosphorus linked to decline in Great Lakes fish

MPCA to test Minnesota River's health

On Friday – Aug. 3 – the Minnesota Pollution Control Agency will take advantage of unusually low water in the Minnesota River to begin a week’s worth of testing of the effectiveness of improvements in sewage treatment plants along the river. Read an MPCA news release about the effort to measure dissolved oxygen in the river … Read more MPCA to test Minnesota River's health

Fertilizers pollute ground, surface waters

The Freshwater Society blog publishes a digest of important regional, national and international articles and research on water and the environment. Scan the articles here, then follow the links to read the articles in their entirety where they originally were published. Report analyzes pollution from fertilizers The Environmental Working Group has issued a 54-page report … Read more Fertilizers pollute ground, surface waters

Wisconsin adopts sweeping phosphorus rules

Each week, the Freshwater Society publishes a digest of important regional, national and international articles and research on water and the environment. Scan the articles here, then follow the links to read the articles in their entirety where they originally were published. Wisconsin DNR adopts phosphorus rules The Natural Resources Board approved sweeping and costly … Read more Wisconsin adopts sweeping phosphorus rules

Phosphorus, wind farms and 'Kentucky tuna'

Each week, the Freshwater Society publishes a digest of important regional, national and international articles on water and the environment. Scan the articles here, then follow the links to read the articles where they originally were published. Group sees protection for 404 species The Center for Biological Diversity (CBD) has filed a massive petition to … Read more Phosphorus, wind farms and 'Kentucky tuna'

MPCA proposes water-quality standards

Every three years, the U.S. Environmental Protection Agency requires states to review, update and — in many cases — strengthen their water-quality standards. Minnesota is in the middle of one of those reviews, and, for the first time, regulators are proposing setting a standard for phosphorus – a common pollutant that feeds algae growth – … Read more MPCA proposes water-quality standards