1. 1.________type of pollution caused by warm water (water pollution) 2.________name one cause of water pollution (water pollution) 3.________change crop from year to year (soil conservation) 4.________tiny particles released into the air (air pollution) 5.________how plant roots prevent erosion? (human impact)

2. 1. What is a natural resource? 2. What is a renewable resource? 3. What are examples of renewable resources? 4. What are nonrenewable resources? 5. What are examples of nonrenewable resources? 6. How do we conserve our natural resources?

3. 1. What is a natural resource? 1. Natural resource-any natural substance, organism, or energy form that living things use.

4. 2. What is a renewable resource? 2. Renewable resource-a natural resource that can be used and replaced over a short period of time.

5. 3.What are examples of renewable resources? Trees Water Air Soil Animals Food crops Sun Wind

6. 4. What are nonrenewable resources? 4. Nonrenewable resource-a natural resource that cannot be replaced or that can be replaced only over thousands or millions of years.

7. 5. What are examples of nonrenewable resources? 5. Examples of nonrenewable resources Minerals –talc, diamonds Metals-gold,silver, copper Fossil fuels petroleum (oil), coal, and natural gas

8. 6. How do we conserve our natural resources? By using the 3 R’s: 1.Reduce 2.Reuse 3.Recycle