Study of emissions from CNG- and gasoline-fueled autorickshaws suggests measurements and data, not assumptions, should drive policy
Green Car Congress
FEBRUARY 20, 2011
By 2003, all buses, taxis and auto-rickshaws in Delhi were retrofitted to run on CNG; only new vehicles with CNG engines are now available. (Of The mean fuel-based PM 2.5 emission factor (mean (95% confidence interval)) for CNG-2S (14.2 g kg -1 (6.2-26.7)) 26.7)) was almost 30 times higher than for CNG-4S (0.5 g kg -1 (0.3-0.9)) g kg -1 (0.8-1.7)).
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