Coal and the environment

Welcome to my Presentation Powerpoint Templates Page Vu Tuan Tai K55 TTKHMT Contents  Part 1: Definition  Part 2: Mining, Transporting coal  Part 3: Using coal and new technologies Powerpoint Templates Page What coal is     Contains abundant amount of carbon Contains some gases and liquids : hydrogen, oxygen, sulfur… Solid hydrocarbon Fossil fuel Powerpoint Templates Page How coal forms Mining coal    Depending on the depth and thickness of the deposit Underground mining Surface mining Powerpoint Templates Page Mining coal       Environmental impacts: Physical disturbance of the landscape Land stability Erosion, surface runoff, flooding Water quality Coal mine fires Powerpoint Templates Page Transportation Environmental impacts     Sulfur oxides – acid rain Nitrogen oxides – acid rain, ozone, smog Carbon dioxide – climate change Solid byproducts – waste disposal issues Powerpoint Templates Page 13 New technology Conclusion     We need to: Understand the environmental impacts Prevent or mitigate the impacts Develop renewable energy Powerpoint Templates Page 16 References    http://www.worldcoal.org/ http://www.epa.gov/ http://www.agiweb.org/pubs/ Powerpoint Templates Page 17 Thank you for listening ^_^ Powerpoint Templates Page 18 [...]... Environmental impacts     Sulfur oxides – acid rain Nitrogen oxides – acid rain, ozone, smog Carbon dioxide – climate change Solid byproducts – waste disposal issues Powerpoint Templates Page 13 New technology Conclusion     We need to: Understand the environmental impacts Prevent or mitigate the impacts Develop renewable energy Powerpoint Templates... New technology Conclusion     We need to: Understand the environmental impacts Prevent or mitigate the impacts Develop renewable energy Powerpoint Templates Page 16 References    http://www.worldcoal.org/ http://www.epa.gov/ http://www.agiweb.org/pubs/ Powerpoint Templates Page 17 Thank you for listening ^_^ Powerpoint Templates Page 18