Which is the best example of how one form of pollution affects another? The fumes from a dam’s hydroelectric power causes air pollution.
Chemicals seeping from a manufacturing plant causes air pollution.
The use of natural fertilizer on infertile soil causes soil pollution.
The use of pesticides on plants causes air and water pollution.

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation