Ch20 lecture 3e

This lecture will help you understand: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Central Case: Sweden’s search for alternative energy ,[object Object],[object Object],[object Object]

Alternatives to Fossil Fuels ,[object Object],[object Object],[object Object]

Conventional alternatives ,[object Object],[object Object],[object Object],[object Object],[object Object]

Conventional alternatives provide energy ,[object Object],[object Object]

The U.S. relies on fossil fuels ,[object Object],[object Object],[object Object]

Nuclear Power ,[object Object],[object Object],[object Object],[object Object]

Fission releases nuclear energy ,[object Object],[object Object]

Nuclear energy comes from uranium ,[object Object],[object Object],[object Object],[object Object]

Fission in reactors generates electricity ,[object Object],[object Object],[object Object]

Breeder reactors make better use of fuel ,[object Object],[object Object],[object Object],[object Object],[object Object]

Fusion remains a dream ,[object Object],[object Object],[object Object],[object Object]

Nuclear power delivers energy cleanly ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Nuclear power poses small risks ,[object Object],[object Object],[object Object]

Meltdown at Three Mile Island ,[object Object],[object Object],[object Object]

Chernobyl was the worst accident yet ,[object Object],[object Object],[object Object],[object Object],[object Object]

The Chernobyl accident ,[object Object]

Atmospheric currents carried radioactive fallout from Chernobyl across much of the Northern Hemisphere

Smaller-scale accidents have occurred ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Waste disposal remains a problem ,[object Object],[object Object],[object Object]

Spent fuel rods must be stored ,[object Object],[object Object],[object Object]

U.S. power plants store tons of waste ,[object Object],[object Object],[object Object],[object Object]

Storage of high-level radioactive waste

Waste storage at Yucca Mountain, Nevada ,[object Object],[object Object],[object Object]

Scientists and policymakers chose Yucca Mountain ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Concerns with Yucca Mountain as a site ,[object Object],[object Object],[object Object],[object Object]

Dilemmas have slowed nuclear power’s growth ,[object Object],[object Object],[object Object],[object Object],[object Object]

The future of U.S. nuclear energy ,[object Object],[object Object],[object Object]

Biomass energy ,[object Object],[object Object],[object Object],[object Object]

Biomass sources are widely used ,[object Object],[object Object],[object Object],[object Object]

Biomass can be overharvested ,[object Object],[object Object],[object Object],[object Object]

New biomass strategies ,[object Object],[object Object],[object Object]

Biofuels can power automobiles ,[object Object],[object Object],[object Object]

Cars can run on ethanol ,[object Object],[object Object],[object Object]

Biodiesel is produced from vegetable oil ,[object Object],[object Object],[object Object],[object Object]

Biopower generates electricity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Biomass energy brings benefits ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Drawbacks of biomass energy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hydroelectric power ,[object Object],[object Object],[object Object],[object Object]

Hydroelectric power is widely used ,[object Object],[object Object],[object Object],[object Object],[object Object]

Hydropower is clean and renewable ,[object Object],[object Object],[object Object],[object Object],[object Object]

Hydropower has negative impacts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hydropower may not expand much more ,[object Object],[object Object],[object Object],[object Object]

Conclusion ,[object Object],[object Object],[object Object],[object Object]

QUESTION: Review ,[object Object],[object Object],[object Object],[object Object],[object Object]

QUESTION: Weighing the Issues ,[object Object],[object Object],[object Object],[object Object],[object Object]

QUESTION: Interpreting Graphs and Data ,[object Object],a) More corn is available b) More competition between food and fuel c) Less land planted in corn d) None of these

Ch20 lecture 3e

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Ch20 lecture 3e

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