usa air quality: California, Los Angeles, San Diego have worst air quality in USA. Check state, county-wise list
California, Arizona, Colorado, Michigan, Nevada, Utah and New Mexico have been slapped with failing grades for ozone pollution, short term fine particle pollution and annual particle pollution levels, Fox Weather reported quoting American Lung Association 2024 study. The areas also include prominent urban cities and localities such as Los Angeles, San Diego, Denver, Salt Lake, … Read more
