Climate change projections hinge on global CO2, temperature data

The petroleum industry stands at center stage amid issues over climate change and emissions of greenhouse gases (GHGs), while consumers worldwide expect the industry to provide inexpensive fuel for transportation, heat, and electricity. This article examines the relationship between hydrocarbon fuels (natural gas, oil, and coal) and carbon dioxide emissions and how increasing concentrations of atmospheric CO2 correlates with global temperatures.Hydrocarbon fuels dominate the energy mix. Natural gas, oil, and coal provided 88-89% of the total primary energy consumed in the US during the 1990s, 65% from oil and gas.1Hydrocarbon fuels, of course, emit CO2 during combustion. Because energy de...

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