
See also: Regulation of greenhouse gases under the Clean Air Act, Energy policy of the United States, and Environmental policy of the United States Though China has the greatest annual greenhouse gas emissions, the U.S. Most lobbying on climate policy in the United States is done by corporations that are publicly opposed to reducing carbon emissions. The Democratic Party advocates for an expansion of climate change mitigation policies whereas the Republican Party tends to be skeptical about the effects on business, as well as advocate for slower change, inaction, or outright reactionary reversal of existing climate change mitigation policies. The politics of climate change have polarized certain political parties and other organizations. The policy with the biggest US investment in climate change mitigation is the Inflation Reduction Act of 2022. The Environmental Protection Agency (EPA) defines climate change as "any significant change in the measures of climate lasting for an extended period of time." Essentially, climate change includes major changes in temperature, precipitation, or wind patterns, as well as other effects, that occur over several decades or longer. Global climate change was first addressed in United States policy beginning in the early 1950s. Ĭlimate change policy is developed at the local, state ,and federal levels of government. In total, the United States has emitted over 400 billion metric tons of greenhouse gasses, more than any country in the world. This is because the United States is the second largest emitter of greenhouse gasses in the world after China, and is among the countries with the highest greenhouse gas emissions per person in the world.

The climate change policy of the United States has major impacts on global climate change and global climate change mitigation. States that have declared GHG mitigation strategies or hold action plans For other aspects of climate change in this country, see Climate change in the United States.

This article is about the policy regarding climate change.
