International environmental agreement environmental cooperation, marine and the oceans, and meteorology. Canada has taken an initiative due to the country's variety of natural resources, climates and populated areas, all of which can contribute to environmental stress. The United States has committed to the Montreal Protocol on Substances that Deplete the Ozone Layer, and global negotiations on mercury. The number of MEAs in which the U.S. is involved is substantially lower than Canada's, despite its greater population and larger carbon footprint and economy. International environmental agreement An international environmental agreement or sometimes environmental protocol, is a type of treaty binding in international law, allowing
Ozone depletion framework for negotiating international regulations on ozone-depleting substances. That same year, the discovery of the Antarctic ozone hole was announced, causing a revival in public attention to the issue. In 1987, representatives from 43 nations signed the Montreal Protocol. Meanwhile, the halocarbon industry shifted its position and started supporting a protocol to limit CFC production. However, this shift was uneven with DuPont acting more quickly than its European counterparts. DuPont may have feared court action related to increased skin cancer, especially as the EPA had published a study in 1986 claiming that an additional 40 million cases and 800,000 cancer