DO NOWDO NOW

1. What type of pollution is caused by fertilizers?

2. What is it called when rows in a field are plowed in curves instead of straight lines?

3. What are the tiny particles and gases carried into the air that cause pollution ?

4. What is it called when a steep field is changed to a series of smaller fields?

5. What type of pollution is caused by cars?

Key QuestionsKey QuestionsWhat is the ozone?How does the ozone get holes in it?Where do chloroflurocarbons come from?What does UV radiation cause?What is water conservation?What is air conservation?

EQ- What is the ozone and how does it get holes in it?

1. What is the ozone?1. What is the ozone?

Ozone-forces that protect life on Earth from solar radiation.

2. How does the ozone get holes 2. How does the ozone get holes in it?in it?

The holes in the ozone come from chlorofluorocarbons also called CFCs.

3. Where do chlorofluorocarbons 3. Where do chlorofluorocarbons come from?come from?

CFCs come from aerosol cans, cooling AC systems, refrigerator systems.

4. What Does UV radiation cause?4. What Does UV radiation cause?

Ultraviolet radiation causes skin cancer and damaging effects of plants and animals.

5. What is water conservation? 5. What is water conservation?

Water ConservationUse water saving faucets, shower heads, and

toiletsTurn off water when brushing teethOnly wash full loads in dishwasherWater sewage treatment plantsPrevent factories from dumping chemicalsPrevention of fertilizer runoff

6. What is air conservation?6. What is air conservation?

Air ConservationFilters on smokestacks at factories (filters

out harmful chemicals)Devices on car exhaust

Part of a smokestack filter.