Sentences with phrase «atmosphere than conventional oil»
Not exact matches
On the contrary, Figure 1 is a conservative estimate of potential emissions from tar sands because: the economically extractable amount grows with technology development and oil price; the total tar sands resource is larger than the known resource, possibly much larger; extraction of tar sands oil uses conventional oil and gas, which will show up as additions to the purple bars in Figure 1; development of tar sands will destroy overlying forest and prairie ecology, emitting biospheric CO2 to the atmosphere.
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Company documents discovered during an eight - month investigation by InsideClimate News show that Exxon Research & Engineering estimated that producing and burning oil shales would release 1.4 to 3 times more carbon dioxide than conventional oil, and would accelerate the doubling of greenhouse gases in the atmosphere by about five years.