Some of Most Polluted Cities in the Country

Bakersfield, Calif. Latino population: 47 percent Total population: 807,407 The most polluted city in the country, according to the American Lung Association. Pediatric Asthma: 16,621 Adult Asthma: 43,747 Chronic Bronchitis: 23,012 Source: American Lung Association (Getty Images)

Fresno, Calif. Latino population: 48.7 percent Total population: 1.06 million No. 2 most polluted city in the country Pediatric asthma: 21,198 Adult asthma: 58,379 Chronic bronchitis: 30,977 Source: America Lung Association (AP)

Los Angeles/Long Beach/Riverside, Calif. Latino population: 44.4 percent The 4th most polluted cities in the country. Total population: 17.8 million Pediatric asthma: 310,610 Adult asthma: 1.03 million Chronic Bronchitis: 89,288 Source: American Lung Association (Getty Images)

San Diego Latino population: 30.9 percent Total population: 3.05 percent The 15th most polluted city in the country. Pediatric asthma: 49,063 Adult asthma: 181,385 Chronic bronchitis: 97,908 Source: American Lung Association (Getty Images)

NYC, NJ, Conn. Latino population: 21. 6 percent The 22nd most polluted areas in the country. Total population: 22.2 million Pediatric asthma: 513,300 Adult asthma: 1.5 million Chronic bronchitis: 744,517 Source: American Lung Association (Getty Images)

Phoenix/Mesa Latino population: 30.9 percent Total population: 4.3 million The 24th most polluted cities in the country Pediatric asthma: 96,895 Adult asthma: 347,250 Chronic bronchitis: 133,817 Source: American Lung Association (Getty Images)

San Francisco/San Jose Latino population: 26.8 percent Total population: 7.4 million The 24th most polluted cities in the country Pediatric asthma: 898,351 Adult asthma: 111,397 Chronic bronchitis: 247,428 Source: American Lung Association (Getty Images)