In the 20 years following the 1970 Clean Air Act, the EPA estimated the measures saved anywhere between $5.6 trillion and $49.4 trillion in health, welfare, environmental, and productivity costs.

Before President Nixon created the EPA in 1970, water and air pollution weren't federally regulated. The Trump administration is aiming to roll back environmental regulations and lay off EPA staff ...

Dr. Childs, currently a fellow at Harvard’s Center for the Environment and School of Public Health, had originally intended to focus on the health effects of fire-related air pollution.

Other nations also struggle to control levels of this pollutant. "In high-income countries, air pollution from PM 2.5 is the leading cause of premature death from environmental causes," says ...

Policymakers have implemented a number of regulations over the past several decades to minimize environmental pollution and its effects on public health. Under the Clean Air Act, the Environmental ...