Published in Oil & Gas Journal, August 13, 2007, by Brian Gillis of ICF International and consultants from the U.S. Environmental Protection Agency, Heath Consultants, TransCanada, and Occidental Oil & Gas. Operators in all oil and gas industry sectors are finding that greenhouse gas emissions management is a new revenue source in the current market environment. This article reports on a range of projects applicable to a diverse set of sites worldwide that convert methane emissions from an environmental responsibility into a company resource. For each project example, the operator realized positive economic results on the project investment. Marginal abatement cost curves relate these individual projects to the remaining potential for such projects in selected countries.