peak oil - (correct answer) -the point in time when the maximum rate of extraction of
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petroleum is reached, after which it is expected to enter terminal decline
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energy return - (correct answer) -EROI (Energy return on investment) key determinant on
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price of energy: ration of the amount of usable energy acquired from a particular energy
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resource to the amount of energy expended to obtain that energy source
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How many years of current production are estimated (of oil) - (correct answer) -40
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-past peak oil predictions have been wrong because more oil has been discovered
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Peak whale oil and peak uranium production in France - (correct answer) --we adapt and
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find better solutions- peak oil is not necessarily a problem
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Future oil will have energy returns that.. - (correct answer) -are low- it will be more difficult
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to extract and process: current oil energy returns is over 10 future many be at 5 and
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below
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Renewable Energy - (correct answer) -energy that comes from resources which are
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naturally replenished on a human timescale: wind, solar, tides, geothermal
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Key advantages of renewable energy - (correct answer) --sustainability
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-security
-non-pollution
Key disadvantages of renewable energy - (correct answer) --low energy density, poor for
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collection and transport
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-insufficient sources and there may not be enough renewable energy to meet current
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needs
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-intermittent power generation yu yu
-prices are currently higher than conventional alternatives
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Major sources of renewable energy and their potential for growth - (correct answer) --
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hydroelectric power is most significant renewable energy source in the US but windyu yu yu yu yu yu yu yu yu yu yu yu
power and solar are growing
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