Select any three (3) of the following five questions and write short paragraphs as your response to the selected three questions:
Q1 What are the major kinds of water pollutants and how do they degrade water quality?
Q2 What are the major environmental issues associated with mineral resources?
Q3 Describe three major environmental challenges for fossil fuels.
Q4 Renewable wind and solar electricity is plentiful in the United States, but they are located remotely from high population centers and their output is variable in time. How can these two issues be addressed?
Q5 Renewable energy has the technical potential to supply global electricity needs in 2050. What factors determine whether renewable energy will actually be deployed to meet this need?