Many adults in the United States are aware of climate change, according to a poll by the Center for Survey Research and Analysis at the University of Connecticut. 66 per cent of respondents think the claim of a gradual warming of the earth’s atmosphere caused by carbon dioxide emissions is completely or probably true. The term global warming refers to an increase of the Earth’s average temperature. Some theories say that climate change might be the result of human-generated carbon dioxide and other greenhouse gases. In 1998, several countries agreed to the Kyoto Protocol, a proposed amendment to the United Nations Framework Convention on Climate Change (UNFCCC). The agreement commits nations to reduce their emissions of carbon dioxide and other greenhouse gases. The U.S. signed the protocol but has not ratified it. In July 2005 at the G-8 summit in Perthshire, Scotland, the leaders of Britain, Canada, France, Germany, Italy, Japan, Russia and the United States promised to implement a ‘new dialogue’ on climate change, deeming the issue a ‘serious long-term challenge’ for the planet. In his Apr. 22 radio address, U.S. president George W. Bush discussed his environmental policies, saying, ‘I have proposed the Advanced […]