1. 0 3 December 2012 Objective: Compare renewable resources with nonrenewable resources. INTRO What does water, paper, gasoline and air have in common?

2. Natural Resources

3. Natural resources Any natural material that is used by humans Example: – Water – Petroleum – Minerals – Forests – Animals

4. Natural Resources Nonrenewable resource A resource that forms at a rate that is much slower than the rate at which it is consumed Example: – Oil – Coal – Nuclear energy – Minerals – Natural gas – Wood – Animals

5. Natural Resources Renewable resources Natural resource that can be replaced at the same rate at which the resource is consumed Examples: – Wind – Solar – Water – Geothermal

6. Natural Resources Conserving natural resources Use resources only when necessary Take care of resources…even when not using them Energy conservation Reduce, reuse, recycle

7. Natural Resources Energy conservation Natural resources used for energy: – Heat homes – Drive cars – Run computers Conserve energy! – Turn off lights – Use full washing machine – Bike, walk, mass transit

8. Natural Resources Recycle Process of recovering valuable or useful materials from waste or scrap Process of reusing some items

9. Natural Resources Summary: – What are natural resources? – What is the difference between renewable and nonrenewable resources? – What are some ways to conserve natural resources?

10. 0 3 December 2012 Objective: Compare renewable resources with nonrenewable resources. OUTRO Why is the availability of some non-renewable resources more of a concern now than it was 100 years ago?