Potential Benefits from OTT Programs Estimates of energy savings, oil reductions, and carbon reductions are made each year and submitted to Congress as part of the annual budget process. Learn about PDFs . OPEC is the Organization of Petroleum Exporting Countries. It includes Saudi Arabia, Iran, Iraq, Kuwait, Qatar, UAE, Algeria, Libya, Nigeria, Indonesia, and Venezuela. See Greene, Jones, and Leiby, 1998.
Reserves are the amount of oil that are identified.
Resources are an estimate of the ultimate amount of oil. There are a number of factors that are changing VMT per capita including population growth, aging of the population, regional population switches, vehicle trip length increases, declining cost of driving, and declining use of alternatives to driving. Greenhouse gases include carbon dioxide, nitrogen oxide, methane, hydrochloroflourides, and water vapor. A third way to reduce future oil use is by reducing the demand for travel. Go to FOTW 59 .