1973 in the environment

This is a list of notable events relating to the environment in 1973. They relate to environmental law, conservation, environmentalism and environmental issues.

Events

August

• The snail darter controversy delayed the construction of the Tellico Dam on the Little Tennessee River in the United States when the snail darter fish was discovered in the river.

November

• The International Agreement on the Conservation of Polar Bears was signed in Oslo, Norway.

December

• The Endangered Species Act was signed into law in the United States by President Nixon.

See also

• Human impact on the environment
• List of environmental issues