>>>>> Gas-guzzling vehicles are one of the key factors behind the notorious environmental record of Canadians, who are among the highest per capita polluters in the world, according to figures made public yesterday by Statistics Canada. Each Canadian produces an average of 23 tonnes of carbon dioxide-equivalent emissions per year, trailing people in the U.S., who create an average of 24.4 tonnes of emissions per year, and Australians, with an average of 27.7 tonnes of emissions per year, according to the federal statistical agency. An average car produces about five tonnes of CO2 emissions in a year, according to the report, Human Activity and the Environment, which was issued to coincide with Earth Day. It found that the production and individual consumption of energy were the main sources of Canada's high per capita emissions. Although some developing countries, such as India and China, are among the biggest polluters overall, the per capita emissions of those coun...