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How long are coal and petroleum going to last?

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The amount of much coal that exists in the United States is difficult to estimate because it is buried underground. * Total resources is EIA's best estimate of the total amount of coal (including undiscovered coal) in the United States. read more

When the modern oil industry was born 145 years ago in Titusville, Pa., few people worried about just how long petroleum would keep flowing out of the ground. read more

With technological advances, reserves that were previously deemed unviable to tap have kept coming on board. Various studies show that the total remaining recoverable oil resources would last 190 years, natural gas 230 years, and coal, a whopping 2900 years. read more

Oil pumps are shown in the desert oil fields of Sakhir, Bahrain. The world's oil reserves will last 53 more years at current extraction rates, according to BP's annual report. read more

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