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Drinking Water Week
American Water Works Association (5/6)
Drinking Water Week, May 4-10, is a unique opportunity for water professionals and the communities they serve to join together to recognize the vital role water plays in our daily lives.

American Wetlands Month
U.S. Environmental Protection Agency (5/2)
This May will mark the 18th anniversary of American Wetlands Month, a time when EPA and its partners celebrate the vital importance of wetlands to the Nation's ecological, economic, and social health. It is also a great opportunity to discover and teach others about the important role that wetlands play in our environment and the significant benefits they provide.

Great Lakes Regional Research Information Network (GLRRIN)
GLIN's May 2008 Site of the Month (5/1)
Established in 2006 by NOAA Sea Grant, GLIN and regional partners, GLRRIN provides a powerful means to foster collaboration, acquire funding, highlight research needs and issues, and increase the overall impact of Great Lakes research. GLRRIN is a free service and offers research-related news and upcoming events, and profiles of Great Lakes researchers and their current projects.

Mother Earth Water Walk
(4/28)
Two Anishinawbe Grandmothers, and a group of Anishinawbe Women and Men have taken action regarding the water issue by walking the perimeter of the Great Lakes. The 2008 Lake Michigan walk kicked off April 26.

Shipwrecks and Maritime Tales of the Lake Erie Coastal Ohio Trail
Ohio Sea Grant (4/24)
The shipwrecks within this website are a mere sampling of the hundreds of shipwreck sites located in the depths of Lake Erie. The goal is to make the visitor aware of the rich maritime history which lies beneath the surface of Ohio's Lake Erie.

Michigan Wildlife Conservancy
(4/21)
The Michigan Wildlife Conservancy provides the technical and financial assistance that landowners and managers need to restore and maintain wildlife habitat on their own land.

TEACH Calendar of Events
What's going on in your neighborhood this month? Meet other people and learn together at recreational and educational events! Our new dynamic calendar is updated daily with current educational events.
TEACH Water Pollution in the Great Lakes

table of contents
Introduction
Why so polluted?
Effects of water pollution
Dilution is NOT the solution!
Lake Erie: "We have met the enemy and he is us"
Further resources and references

Click for larger image. The pollution of our waterways became a national issue in June of 1969, the day that the Cuyahoga River, flowing through Cleveland, Ohio, on its way to Lake Erie, caught on fire because it was so polluted. Although this was not the first time that the Cuyahoga River had been in flames, the 1969 fire caught the attention of the nation and the fight began for increased water pollution controls, which eventually led to the Great Lakes Water Quality Act and Clean Water Act in the 1970s.

Water pollution is defined as a change in the chemical, physical and biological health of a waterway due to human activity. Ways that humans have affected the quality of the Great Lakes water over the centuries include sewage disposal, toxic contamination through heavy metals and pesticides, overdevelopment of the water's edge, runoff from agriculture and urbanization, and air pollution.

Graphic: Fire on the Cuyahoga River, November 3, 1952.

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