I. global cooling
II. global warming
III. energy usage
IV. coal mining
V. deforestation
VI. electrical
VII. Destroy bridges
VIII. salinity
Q: Fact 1: Coal is used to produce electricity by burning in coal-fire power stations. Fact 2: Coal-fired power stations can cause acid rain and contribute to global warming. Given the two facts above, certain types of electricity production can cause acid rain and contribute to:?
A:
II.