Welcome to my Presentation
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Vu Tuan Tai
K55 TTKHMT
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
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How coal forms
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
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Transportation
Environmental impacts
Sulfur oxides – acid rain
Nitrogen oxides – acid rain, ozone, smog
Carbon dioxide – climate change
Solid byproducts – waste disposal issues
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New technology
Conclusion
We need to:
Understand the environmental impacts
Prevent or mitigate the impacts
Develop renewable energy
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References
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Thank you for listening ^_^
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