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Emerging Technologies
Pages 24-29

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From page 24...
... may provide significant improvements in economics and safety. Consortia of companies are working with the Nuclear Regulatory Commission to secure federal approval for these types of nuclear power plants, and several utilities recently requested approval of a combined construction and operating license.
From page 25...
... At the present time, however, the best commercial SOLAR POWER PV systems produce electricity at five to six times Sunlight is Earth's most abundant energy source the cost of other generation methods. In addition, and is delivered everywhere free of charge.
From page 26...
... -- may secure a significant place in the the cost, but solar thermal generation is unlikely to market sooner. PHEVs have conventional gasoline be feasible outside regions such as the southwestern engines as well as batteries that can supply enough United States that receive substantial sunlight over energy to travel 10 to 40 miles, depending on the long time periods.
From page 27...
... Wind energy's or permanently stored. Current options focus on potential contribution is large, though, and with such geological formations as oil and gas reservoirs, developments in storage technologies and an unmineable coal seams, and deep saline aquifers, all expanded and upgraded electrical grid, it could of which are geologically sealed and unlikely to allow provide a substantial portion of our electricity, injected CO2 to escape.
From page 28...
... A region covering parts of electric power. So unless the electricity is generated Colorado, Utah, and Wyoming contains oil shale by nuclear or renewable sources, the environmental advantage of hydrogen is substantially negated.
From page 29...
... The believe that ethanol-based biofuels processes by which we mine and refine oil shale and will not provide much benefit tar sands to produce usable oil, for example, involve until the conversion technology is fully developed significant disturbance of the land, extensive use to use cellulose (as found in trees and grasses) for of water (a particular concern in dry regions where the raw material instead of corn or sugar cane.


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