In a lecture to the Columbia University Center on Global Energy Policy in February of 2014 Steven Kopits, who is the Managing Director of the consultancy, Douglas Westwood explains how conventional “legacy” oil production peaked in 2005 and has not increased since. All the increase in oil production since that date has been from unconventional sources like the Alberta Tar sands, from shale oil or natural gas liquids that are a by-product of shale gas production. This is despite a massive increase in investment by the oil industry that has not yielded any increase in ‘conventional oil’ production but has merely served to slow what would otherwise have been a faster decline. More specifically the total spend on upstream oil and gas exploration and production from 2005 to 2013 was $4 trillion. Of that $3.5 trillion was spent on the ‘legacy’ oil and gas system. This is a sum […]