What Should We Do About Global Warming? Weighing the Pros and Cons

The most controversial environmental issue facing the United States today is how to respond to the pressure to fight global warming by substantially reducing emissions of carbon dioxide (CO2), the leading greenhouse gas. Representatives of the United States and about 150 other nations are scheduled to meet in Kyoto, Japan, in December 1997 to sign a successor treaty to the United Nations’ voluntary 1992 Framework Convention on Climate Change.