«Radioactive isotopes reveal age of oil, gas wastewater spills: Three new tools will be useful in areas where contamination may be new or old.» (sciencedaily.com)
However the inescapable conclusion is that the sum total of renewable energy capacity will never be much greater than that installed during this one shot age of oil. (resilience.org)
Yet if the innovations responsible for America's energy renaissance are any indication, improvements in efficiency will allow her golden age of oil to continue. (americanenergyalliance.org)