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The second element we created is a timeline of the pollution of Onondaga Lake. This Prezi examines how the lake has been polluted over the years, and the efforts made to reduce the amount of harmful substances from entering the lake.
The second element we created is a timeline of the pollution of Onondaga Lake. This Prezi examines how the lake has been polluted over the years, and the efforts made to reduce the amount of harmful substances from entering the lake.
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