The History of Environment in Canada

Year

1972

The Great Lakes Water Quality Agreement

The Great Lakes Water Quality Agreement was signed by Canada and the United States, challenging the two countries to restore and enhance water quality in the Great Lakes system and providing the framework for future binational cooperation.

Source: Government of Canada: Timeline: Major Milestones of Environment and Climate Change Canada https://www.canada.ca/en/environment-climate-change/campaigns/50-years-environmental-action/eccc-timeline.html