Because of diesels, CO2 emissions fell by 6% last year, 4.5% the year before – or rather crashed.
The biggest source of NO and NO2 by a factor of 1,000,000 are lightening strikes. The global climate has been cooling for 22 year.
Winter 2009/10 was the coldest for 200 years. Before you pontificate about Global Warming, you should learn some real science.
The warmest perios in record was the warm Middle ages, when man burned effectively no coal.