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Mountaintop removing mining occurs in…
West Virginia
Is coal stationary or mobile energy
stationary
Use of coal energy has declined since…
2007
Where are the largest coal deposits in the world
United States
How long ago was coal formed
~300 million years ago
Does surface mining or subsurface mining cause more damage to the ecosystem
surface mining
Carbon Capture and Sequestration
pulling CO2 out of smoke and burying it underground
Surface Mine Reclamation
the area is restored to a less damaged state, but not all damage is repaired
Where is Bakken Oil Field located
North Dakota
How is most conventional oil/gas extracted?
drilling
Tight Oil
oil is locked up in impermeable shale rock deposits
Fracking
water and chemicals are injected into cracks created by explosive charges
Energy Security
having access to reliable and affordable energy sources
Where did Deep Water Horizon occur
Gulf of Mexico
Elements can be determined by the number of protons
true
Isotopes
variants of an element depending on the number of neutrons
Percentage of U-235 for fuel grade uranium
~4%
Nuclear Fission
when a uranium atom is split, it release neutrons to split other atoms
Alpha Radiation
can be stopped by a piece of paper, but should not be ingested
Low level radioactive waste is stored
in specially built landfills
Fukushima accident was caused by
tsunami taking out backup generators
What is the national long term site for high level radiation
Yucca Mountain
Nuclear produces less pollutants than coal
true