Within this category, average fuel economy is 28.1 MPG for passenger cars and 20.3 MPG for light-duty trucks. The 1999 fuel economy average is the lowest value since 1980 and is 2.1 MPG less than the peak value of 25.9 MPG achieved in both 1987 and 1988. Average fuel economy for new light vehicles has dropped 1.0 MPG since 1996. Unfortunately, from drilling to refining to transport to consumption, the petroleum industry causes more pollution than any other human activity. Blame oil companies if you wish, but it is consumer's insatiable appetite for autoculture that fuels the destruction.
Carbon dioxide is a primary factor in global warming.
Seven of the ten warmest years in recorded human history occurred in the 1990s. Read about the impacts of global warming . Read the latest sorry statistics about the cost in time and money of traffic congestion in America , by the Texas Transportation Institute. American oil companies operating in places like Columbia, Nigeria, Papua New Guinea and just about everywhere else the black goo can be found have been involved in everything from hiring armies to intimidate indigenous peoples, to bribery, extortion and murder. Project Underground is dedicated to exposing human rights and environmental atrocities by oil and mining companies world wide.