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LEADERS Physics - Chapter 2.4
CHAPTER 2.4 - Coal Resources and Reserves, Glustrom
12
Physics
Graduate
06/20/2010

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Term
What is a resource?
Definition
Total amount of a resource
Term
What is a reserve?
Definition
Resources that are technically and ecnomically capable of being recovered
Term
Why did the EIA estimate 200 years of coal supply?
Definition
Implied that the coal reserves were economically recoverable without assessing economic recoverability (actual number is only a small fraction of 200 years)
Term
What country has the largest reserves of coal in the world?
Definition
US
Term
In 2008 what was the US coal reserve?
Definition
242.7 billion tonnes of coal
Term
Which six countries have the most coal reserves?
Definition
US, Russia, China, Australia, India, South Africa
Term
What is the amount of economically recoverable coal in the US?
Definition
Much LESS THAN the reported "242.7 billion ton" reported by BP
Term
What is the incorrect assumption regarding the 200 years of coal supply projection?
Definition
reported reserves are economically recoverable when they are not
Term
1 Billion short tons = how long of a supply of coal in the US?
Definition
1 billion short tons = approx. 1 year supply for the US
Term
Historically, what did Cample and Parker project in 1909?
Definition
That coal will be exhausted by 2027
Term
What is the most important number from the 1997 Reported Reserves report?
Definition
19.4 billion short tons (or about 19 years worth) of "Recoverable Reserves at Active Mines"
Term
What is the NCRA?
Definition
National Coal Resource Assessment
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