Think Globally, Act Locally

2. Fuel such as coal oil or natural gas formed from the carbon remains of once living plants and animals
4. Any organism in the environment
8. The release of substances into the atmosphere that have harmful effects on the environment
9. A form of air pollution made when acid oxides dissolve is air making acids
10. A community of organisms including their physical surroundings
11. A dark liquid fuel formed from plant material that is 250 million years old
12. Energy resources that can be replaced naturally
14. the movement of oxygen in nature
15. Any gas in the atmosphere that absorbs thermal energy radiated from the Earth

1. The cutting down and clearing of forests
3. The movement of carbon dioxide in the atmosphere living things and fossil fuels
5. the physical biologic and chemical conditions in which an organism lives
6. The whole region of the Earth's surface in which we find organisms
7. The movement of nitrogen in nature between the atmosphere compounds in the ground and living things
10. The study of how living things depend on each other and the natural environment they live in
13. A rise in the average temperature of the Earth and it atmosphere
16. Any living thing
17. The trapping of thermal energy radiated by the Earth would normally escape back into space