News Posted August 26, 2008 Share Posted August 26, 2008 After the Great Lakes cleanup of the 1970s, pollution levels plummeted, fish began to thrive and algae receded to a minor annoyance. But three decades after that cleanup, the waters of four of the five Great Lakes are once again plagued by smelly, slimy algae.More... Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now