What did Richard Nixon do for the clean air act?

Richard Nixon played a pivotal role in the establishment of the Clean Air Act by signing the legislation into law in 1970. This act aimed to regulate air pollution on a national level and set comprehensive standards for air quality to protect public health and the environment. Nixon's administration also led to the creation of the Environmental Protection Agency (EPA), which was tasked with enforcing the provisions of the Clean Air Act and overseeing environmental protection efforts. This marked a significant shift in U.S. environmental policy, emphasizing federal responsibility in combating air pollution.