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Waste
- 1. Waste
- 2. MSW Generation Rates 1960-2009
- 3. What is done with the waste?
- 4. Landfills • Over years number of landfills in US has decreased but size has increased • They bury waste so that is doesn’t decompose • Environmental impacts are leachate – Water that enters landfills usually through rain and becomes contaminated – Contains ammonia – Decreases biodiversity – Increases birth defects
- 5. Buena Vista Landfill Projected to reach limit in 2030
- 6. MSW Recycling Rates 1960-2009
- 7. Recycling Rates of Various Products
- 8. Benefits of Recycling • Creates jobs • Reduces energy used • Reduces waste in the landfill • Cleaner land, air, and water • Better health
- 9. Incineration • Burns waste to produce energy • Ash is left over • Releases toxins and pollution into the environment • Affects human and animal health http://www.alternative-energy- news.info/negative-impacts-waste-to- energy/
- 10. What can be done to reduce waste? refuse reduce reuse recycle
- 11. Refusing over-packaged Goods Over-Packaged vs. Not Over-Packaged
- 12. Please Recycle!
Notas del editor
- With recycling the amount of trash put in landfills is less than the ammount of trash put in landfills in 1960
- 82 million tons recycled by US in 2009CO2 equivalent of 33 million passenger vehiclesRecycling just 1 ton of aluminum cans conserves more than 207 million Btu, the equivalent of 36 barrels of oil, or 1,665gallons of gasoline.Every ton of mixed paper recycled can save the energy equivalent of 165 gallons of gasoline.
- Two types of ashBottom ash and fly ashFly ash is hazardousCreates diozinsHumans can get them from eating food from animals breathing dioxins, drinking contaminated water, and breathing air pollution