Why California Cities Rank Highest for Air Pollution
It may surprise you to learn that the state known for its lush forests, beautiful beaches, and progressive environmental policy is home to some of the most polluted cities in the continental United States. According to the American Lung Association’s 2019 State of the Air Report, Californian cities placed first in three different air pollution categories: ozone (O3), annual particle pollution (PM), and short-term particle pollution.
Aug 20