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Fossil fuels are considered non-renewable sources of energy because
Q17: Security of nuclear resources and the safe
Q21: The greatest progress in reducing atmospheric levels
Q28: The people in this photograph are using<br>A)a
Q34: If ethanol production in the United States
Q37: The future worldwide use of irrigation<br>A)is expected
Q38: Which of the following is not an
Q53: Around the world,the greatest health risk to
Q67: Which of the following would most reduce
Q75: Which one of the following is most
Q91: The large peak in electrical generation from