Environmental Concerns
Across
- 1. most popular form of renewable energy
- 3. the variety of life on Earth
- 4. main source of nonrenewable energy
- 6. the kind of society we have now
- 7. the removal of trees
- 9. medicinal, agricultural, consumptive use
Down
- 1. largest factor in species extinction
- 2. allow solar radiation to pass through but not let heat escape
- 5. reservoirs underground that hold fresh water
- 8. most of the fresh water supply goes towards