China's transport and environment ministries are drafting a plan to replace heavy-duty diesel trucks with vehicles that burn cleaner fuel. The proposals being considered include replacing vehicles with more modern trucks using a higher grade of diesel called National Five and using electric trucks or ones that run on liquefied natural gas. The plan is expected to take effect in 2020 and be implemented in the country's smoggiest northern regions. For the full story, see https://uk.reuters.com/article/uk-china-pollution-diesel/in-war-on-smog….