article_snippet.sent: Millions of petrol and diesel engine cars would be banned from the road within 25 years under Liberal Democrat plans.
article_snippet.sent: Only ultra low emission vehicles and electric cars would be allowed in the UK in 2040 under the proposal.
article_snippet.sent: Normal petrol and diesel engines which make up the vast majority of all motor vehicles would be barred.
article_snippet.sent: A Ulev is defined as a vehicle which has CO2 emissions of below 75g/km, far cleaner than the current 128.3g/km average for new cars.
highlights_snippet.sent: Lib Dems want only ultra low emission vehicles and electric cars from 2040 .
  