According to estimations, 7 million tons/year of CO2 emission can be reduced by 2020 when CNG-powered long-distance trucks are used to replace diesel trucks.
CNG cargo trucks are already widely used for short distances (intra city usage). Major retailers and manufacturers are considering a switch to CNG trucks for long-distance intercity routes as well, but not much progress has been made in the development of CNG models by truck producers.
The Japan Gas Association has therefore decided to support this development. For example, In Seoul (South Korea), 95% of municipal/public buses run on CNG. Nationwide, the CNG bus occupies 75% of the market share.
Each CNG filling station supplies from 10 to 30 million cubic meters of gas annually, showing the huge demand associated with CNG vehicles.
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