Question

.1. The gases in our atmosphere that insulate Earth cause ____________.
(1 point)
the greenhouse effect
chlorofluorocarbons
pollutants from fossil fuel combustion
solar radiation
2. Ozone depletion is caused by_______________, while global warming is caused by increasing quantities of _________________. (1 point)
carbon dioxide ; CFCs
methane; nitrous oxides
water vapor; fertilizers
CFCs; carbon dioxide
3. Which of the following contributes to water pollution? (1 point)