Environmental Impacts

3. An area where organisms work together to form a bubble of life.
5. A generic term for non-renewable energy sources such as coal, natural gas, etc.
8. Any substance that has a defined composition.
9. The act of emitting or sending forth.
10. A machine for converting any various forms of energy into mechanical force and motions.
12. The act of making something impure by polluting.

1. Anything available in our environment that can be used effectively.
2. The whole mass of air surrounding the earth.
4. A black or brown sedimentary rock that when burned, releases energy in the form of heat.
6. Everything that is around us including living and non-living things.
7. The introduction of harmful materials into the environment.
11. A building or a group of buildings with facilities for the manufacturing of goods.