=By Making anti pollution regulations more powerful than==political expedience.=
Utah Lake, when us Utans started to build trains it polluted Utah lake and The Great Salt Lake (which has more pollution).
At least two of them are the Great Bear Lake and the Great Slave Lake.
it is important because it kills of habitat and pollutes humans and animals.
No.
If you are talking about shoreline, none of them. All five Great Lakes have at least some American shoreline.
Lake Superior is the cleanest because it is the deepest and largest, therefore the pollution and toxins is less concentrated.
Lake Ontario Lake Ontario has the least surface area but Lake Erie has the smallest water volume.
The Salt Lake is at least six times larger.
litter thrown in the lake
We have a freed the lake from pollution
Absoluetly