Even with 1 percent annual growth in demand, the 100 quadrillion Btu consumed in 2006 would fall to 93 quadrillion Btu by 2050.

即使能源的需求在以1%的年增长率增加中但尽管2006年消耗了100兆btu2050年却可以下降到93兆btu。

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Enhanced oil recovery currently USES a quite remarkable amount of energy: 1.7 quadrillion btu of gas around the world every year, according to GlassPoint.

当下驱油所使用的能源总量惊人：根据GlassPoint统计，每年全球在这方面使用的燃气大约为1.7千兆英热单位。

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These core uses (what they refer to as direct water and steam services in the commercial, residential, industrial and power sectors) eat up 12.3 quadrillion BTU per year.

FORBES: To Conserve Energy - Conserve Water