Emissions of Air Pollutants down in EU-27
Green Car Congress
AUGUST 22, 2009
Energy use by households (the burning of wood, gas, coal etc) is the most important source of PM 2.5 Heavy duty vehicles are the single most important source of NO x , while passenger cars are among the top 6 polluting sources for CO, NO x , PM 2.5 The residential sector is an important source of several pollutants.
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