Posted by henry on Thursday, August 13, 2009 at 9:19pm.
Lake Erie was heavily polluted by agricultural runoff (and other things as well). Such pollution tends to cause excessive algae growth. Therefore I would guess destructive algae, although I do not know. I am however quite sure the other choices are wrong.
Related Questions
world geography - since the 1970s the united states and canada have reduced ...
ms.sue check - water pollution in the united states and canada is caused by: a)...
world geography - What has the United States and Canada done about destructive ...
Social Studies - 1) Compare and contrast how the United States and Canada ...
geography - Will you please check my answers? 1. The largest lake in the world ...
Social Studies - Lake Michigan and Lake Huron have the same surface elevation of...
Government - Suppose you want to take a scientific poll about people’s ...
check geo - some people in the french-speaking province of ________ are ...
social studies - Compare and contrast how the United States and Canada achieved ...
economics - Since employment rates are consistently higher in Canada and some ...
For Further Reading
