Coronado quit?
Thats what the counseling office said...
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"This month government regulators issued a report identifying dairy cows as the main source of smog-forming pollutants in the San Joaquin Valley, California.....
...A dairy cow annually emits almost 20 pounds (9 kilograms) of smog-forming gases known as volatile organic compounds (VOCs)-more than a car or light truck, according to the San Joaquin Valley United Air Pollution Control District."
http://news.nationalgeographic.com/news/2005/08/0816_050816_cowpollution.html