Air pollution in large Mexican metros remains above safety levels

30 micrograms of PM2.5 per cubic meter

Large Mexican

metros

Monterrey

25

Mexico City

Guadalajara

20

Large US metros

15

Safety levels

Los Angeles

10

Mexico

Tijuana

US

Chicago

New York

5

WHO

0

2000

2005

2010

2015

2019

30 micrograms of PM2.5 per cubic meter

Large Mexican

metros

Monterrey

25

Mexico City

Guadalajara

20

Large US metros

15

Safety levels

Los Angeles

10

Mexico

Tijuana

Chicago

US

New York

5

WHO

0

2000

2005

2010

2015

2019

30 micrograms of PM2.5 per cubic meter

Large Mexican

metros

Monterrey

25

Mexico City

Guadalajara

20

Large US metros

15

Safety levels

Los Angeles

10

Mexico

Tijuana

US

Chicago

New York

5

WHO

0

2000

2005

2010

2015

2019

30 micrograms of PM2.5 per cubic meter

Large Mexican metros

Monterrey

25

Mexico City

Guadalajara

20

Large US metros

15

Safety levels

Los Angeles

10

Mexico

Tijuana

US

Chicago

New York

5

WHO

0

2000

2005

2010

2015

2019

30 micrograms of PM2.5 per cubic meter

Large Mexican metros

Monterrey

25

Mexico City

Guadalajara

20

Large US metros

15

Safety levels

Los Angeles

10

Mexico

Tijuana

US

Chicago

New York

5

WHO

0

2000

2005

2010

2015

2019

30 micrograms of PM2.5 per cubic meter

Large Mexican metros

Monterrey

25

Mexico City

Guadalajara

20

Large US metros

15

Safety levels

Los Angeles

10

Mexico

Tijuana

US

Chicago

New York

5

WHO

0

2000

2005

2010

2015

2019