Americans are more likely to give money or participate in campaigns than citizens of other nations

Which of the following is NOT a potential consequence of damage to the ozone layer?

A. Increased numbers of skin cancer B. Weakened immune systems C. Reduced plant yields D. Increased levels of smog E. Damage to ocean ecosystems

The U.S. Environmental Protection Agency (EPA) uses _____ to determine the level of chemicals and other pollutants that can be present in water and still be considered safe to drink.

A. contingent valuation methods B. sensitivity analysis C. risk evaluation D. impact assessment