Great Lakes show signs of declining PFAS pollution

LANSING

For generations, the Great Lakes have been viewed as a symbol of abundance and food security.

However, rising levels of per- and polyfluoroalkyl substances (PFAS) contamination are prompting scientists to question whether these waters can safely sustain surrounding communities.

PFAS are a group of human-made chemicals that have been used in industrial products and processes since the 1940s. T…