Report outlines sulfate limits for wild rice
The Minnesota Pollution Control Agency on Wednesday released its preliminary findings on how much sulfate pollution is too much for wild rice, saying a two-year, $1.5 million field and laboratory study shows sulfate above 4-16 parts per million can produce a chain reaction in the ecosystem that harms wild rice.
Are you a newspaper subscriber but you don't have a Digital Access account yet? Activate your account.
You will need your subscription account number and phone number. Not sure if you have an account? Email us or call (800) 456-8080 and we can help you.