1. Tuesday December 15, 2009 Objective: Students will know the examples of renewable and nonrenewable resources.

2. Resources Anything in the environment that is used by people Natural Resources Resources that occur naturally

3. Types of Resources Energy Living Land & Soil Air & water

4. Benefits of Using Resources Basic Survival - Food - Water - Shelter Makes life easier - Cars - Computers

5. Disadvantages of Using Resources Pollution (Air & Water) Population Growth Habitats destroyed Lose those resources

6. Causes of Extinction Habitat destruction Habitat Fragmentation Poaching Pollution Exotic Species

7. Pollution Anything that has a negative effect on living things. - Air -Water -Soil

8. Renewable or Nonrenewable Group the following resources as renewable or nonrenewable WaterCoalTreesOil WindAnimalsNatural GasGeothermal Nuclear EnergySolarMetals (gold, silver) PeopleCrops

9. Non-Renewable Resources Natural resources that are not replaced as they are used.

10. Fossil Fuels Oil, coal, natural gas Supply and demand drives prices Combustion causes pollution http://www.yout ube.com/watch ?v=st_rC5pIc5g

11. Mining Costly and time- consuming Dangerous to miners and the land Leaves mining scars

12. Nuclear Energy Advantages More efficient than coal Large supply of fuel Disadvantages Radioactive Waste Nuclear Meltdown http://www.youtube.com/watch?v=c0kE0Bm-f6M

13. Renewable Resources Resources that are naturally replaced in a short time. Examples: sunlight, wind, & trees

14. Solar & Wind Energy Sun gives off energy as heat & light Sun is the ultimate source of energy Wind farms

15. Other Alternatives Hydroelectric Tidal Biomass Geothermal Hydrogen

16. Resource Waste What do we do with the waste? Bury it Burn it Recycle it

17. Recycling Metal Glass Paper Plastic Composting http://www.youtube.com/watch?v=6xhAneY5WbI

18. Water Treatment How will astronauts get the water they need to survive on the moon and Mars?

19. Wastewater Treatment Primary- removes solid materials Secondary-uses bacteria to break down wastes