2002, California, CO2 and Ozone

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2002

California

CO2

Ozone

NOAA, partners find about 98% decline in VOCs concentrations in LA Basin over last 50 years despite 3x increase in use of gasoline and diesel

Green Car Congress

AUGUST 9, 2012

A scatter plot of CO, as a tracer for pollution, versus CO 2 , as a tracer for the amount of combustion, for 2002 and 2010. Even though the CO 2 enhancements over background were comparable in the two years, about 25 ppm in 2002 and 35 ppm in 2010, the ?CO/?CO2 CO2 ratio for this flight track segment decreased from 24.5

Los Angeles

Los Angeles Gasoline Ozone 2002

Stanford Professor Urges EPA to Include Black Carbon in Endangerment Finding

Green Car Congress

MAY 18, 2009

Jacobson first showed in 2000 that black carbon was the second-leading cause of global warming after carbon dioxide in terms of radiative forcing and, in 2002, that its control was the most effective method of slowing warming. F, with about 40% due to ozone. Earlier post.). However, both BC and GHG controls are needed.

Carbon

Carbon EPA Pollution Ozone

EV Driven

NOAA, partners find about 98% decline in VOCs concentrations in LA Basin over last 50 years despite 3x increase in use of gasoline and diesel

Stanford Professor Urges EPA to Include Black Carbon in Endangerment Finding

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