1990 was an important year regarding air quality primarily because modifications and improvements were made to the Clean Air Act. This significant amendment aimed to address various air pollution issues and included provisions to strengthen regulations on pollutants, set new standards for air quality, and promote technological advancements to reduce emissions. The 1990 Clean Air Act Amendments were a critical step forward in the United States' efforts to improve air quality and protect public health and the environment.
Why was 1990 an important year regarding air quality?
The United States took first steps to keep the air clean.
The United States created the Environmental Protection Agency.
Modifications and improvements were made to the Clean Air Act.
Funding was established under the Clean Air Act to study air pollution.
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