The American Lung Association says that in excess of 20.2 million low-income people live in areas with at least one failing grade for its air . Donna Williams argues that new EPA regulations protect minorities and people of color . The regulations place tough limits on emissions from coal - fired power plants . Air pollution , she argues , is one of the prime causes of climate change and extreme weather .
Donna Williams argues that new EPA regulations protect minorities and people of color . The regulations place tough limits on emissions from coal - fired power plants . Air pollution , she argues , is one of the prime causes of climate change and extreme weather .