Natural Resources

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Which of the following of these energy sources originates from a nonrenewable resource?

A major problem with depending on fossil fuels as primary energy sources is that they are

Which of the following is a renewable source of energy?

Which of the following natural resources makes the largest contribution to Virginia's economy?

One method of lessening the environmental impact of strip mining is to

Wind power is not typically used to generate all of the electricity needed for large cities because the

Which of these energy sources produces the least harmful environmental effects?

What is the greatest environmental cost of hydroelectric power?