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How we use and manage water SEV5e. Describe the effects and potential implications of pollution and resource depletion on the environment at the local.

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Presentation on theme: "How we use and manage water SEV5e. Describe the effects and potential implications of pollution and resource depletion on the environment at the local."— Presentation transcript:

1 How we use and manage water SEV5e. Describe the effects and potential implications of pollution and resource depletion on the environment at the local and global levels (e.g. …water pollution…).

2 We all live downstream Your actions affect others Your actions affect others More humans every day More humans every day More strain on fresh water More strain on fresh water Over 1 billion without clean, reliable water Over 1 billion without clean, reliable water

3 Types of water use Agriculture – farming Agriculture – farming Industrial – manufacturing, generating power, etc… Industrial – manufacturing, generating power, etc… Residential – in and around the home Residential – in and around the home

4 Global Water Use

5 Residential Water Use

6 Water treatment To become potable or safe to drink, water must be treated. To become potable or safe to drink, water must be treated. Remove Remove –Poisonous elements (Hg, As, Pb) –Pathogens (cause disease) –Human sewage and animal feces

7 Industrial Water Use 19% worldwide 19% worldwide Manufacture of goods Manufacture of goods –1,000 liters/kg of aluminum –500,000 liters/car disposal of waste disposal of waste generation of power generation of power –Hydroelectric power –Cooling systems

8 Agricultural Water Use 300 liters/ear of corn 300 liters/ear of corn Irrigation Irrigation –Moving water from its source to the crop –High pressure systems Inefficient Inefficient Wasteful Wasteful

9 Conservation Agriculture Agriculture –Drip irrigation –Computer programs Industry Industry –Recycling –Denver pays its businesses

10 Conservation 1. Check faucets and pipes for leaks 1. Check faucets and pipes for leaks –A small drip from a worn faucet washer can waste 20 gallons of water per day. Larger leaks can waste hundreds of gallons. 2. Don't use the toilet as an ashtray or wastebasket 2. Don't use the toilet as an ashtray or wastebasket –Every time you flush a cigarette butt, facial tissue or other small bit of trash, five to seven gallons of water is wasted. 3. Check your toilets for leaks 3. Check your toilets for leaks –Put a little food coloring in your toilet tank. If, without flushing, the color begins to appear in the bowl within 30 minutes, you have a leak that should be repaired immediately. Most replacement parts are inexpensive and easy to install.

11 Conservation 4. Use your water meter to check for hidden water leaks 4. Use your water meter to check for hidden water leaks 5. Install water-saving shower heads and low- flow faucet aerators 5. Install water-saving shower heads and low- flow faucet aerators 6. Put plastic bottles or float booster in your toilet tank 6. Put plastic bottles or float booster in your toilet tank 7. Insulate your water pipes. 7. Insulate your water pipes. 8. Take shorter showers. 8. Take shorter showers. 9. Turn off the water after you wet your toothbrush 9. Turn off the water after you wet your toothbrush

12 Conservation 10. Rinse your razor in the sink 10. Rinse your razor in the sink 11. Use your dishwasher and clothes washer for only full loads 11. Use your dishwasher and clothes washer for only full loads 12. Minimize use of garbage disposal units 12. Minimize use of garbage disposal units 13. When washing dishes by hand, don't leave the water running for rinsing 13. When washing dishes by hand, don't leave the water running for rinsing 14. Don't let the faucet run while you clean vegetables 14. Don't let the faucet run while you clean vegetables 15. Keep a bottle of drinking water in the fridge. 15. Keep a bottle of drinking water in the fridge.


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