Powerpoint TemplatesPage 1 Powerpoint Templates Welcome to my Presentation... Powerpoint TemplatesPage 3 Contents Part 1: Definition Part 2: Mining, Transporting coal Part 3: Usin
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Powerpoint Templates
Welcome to my Presentation
Trang 2Vu Tuan Tai K55 TTKHMT
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Contents
Part 1: Definition
Part 2: Mining, Transporting coal
Part 3: Using coal and new technologies
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What coal is
Contains abundant
amount of carbon
Contains some gases
and liquids : hydrogen,
oxygen, sulfur…
Solid hydrocarbon
Fossil fuel
Trang 6How coal forms
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Mining coal
Depending on the depth and thickness of the deposit
Underground mining
Surface mining
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Mining coal
Environmental impacts:
Physical disturbance of the landscape
Land stability
Erosion, surface runoff, flooding
Water quality
Coal mine fires
Trang 10Transportation
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Environmental impacts
Sulfur oxides – acid rain
Nitrogen oxides – acid rain, ozone, smog
Carbon dioxide – climate change
Solid byproducts – waste disposal issues
Trang 14New technology
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Conclusion
We need to:
Understand the environmental impacts
Prevent or mitigate the impacts
Develop renewable energy
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References
http://www.worldcoal.org/
http://www.epa.gov/
http://www.agiweb.org/pubs/
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Thank you for listening ^_^