This is a list of notable events relating to the environment in 2008. They relate to environmental law, conservation, environmentalism and environmental issues.

Events

February

• The Sarawak Corridor of Renewable Energy is launched.

March

• The Ecology Summit was held on Necker Island.

May

• The Food, Conservation, and Energy Act is passed in the United States. It has provisions for conservation and energy efficiency.

June

• The 60th International Whaling Commission meeting was held in Santiago, Chile.

July

• The Agreement on the Conservation of Gorillas and Their Habitats came into effect.

August

• Concerns were raised about air pollution at the 2008 Summer Olympics held in Beijing, China.

September

• The Waste Minimisation Act 2008 passed into law in New Zealand.

November

• The Climate Change Act 2008 passed into law in the United Kingdom.

December

• The 2008 United Nations Climate Change Conference took place in Poznań, Poland, between December 1 and December 12, 2008.
• The Kingston Fossil Plant coal fly ash slurry spill occurred when an ash dike ruptured at an 84-acre (0.34 km²) solid waste containment area at the Tennessee Valley Authority's Kingston Fossil Plant in Roane County, Tennessee in the United States. An estimated 1.1 billion US gallons (4,200,000 m³) of coal fly ash slurry was released.