3. A community obtains electricity from a coal plant. This coal plant produces pollution that has
caused environmental problems in the lakes, streams, and forests within the community.
a. What kind of secondary pollution has the coal plant most likely produced, and what kinds of
problems could it have caused to aquatic and terrestrial ecosystems in the community? (3 points)
b. What would be an alternative energy source for the community, and how would it protect the
environment? (2 points)