Last Updated: Wednesday, June 20, 2012, 16:41
Oil minister has proposed to levy additional excise duty of Rs 1.70 lakh on small diesel cars, and Rs 2.55 lakh on medium and larger versions.
Last Updated: Tuesday, February 14, 2012, 21:33
Researchers Chris Cherry and Shuguang Ji analysed the emissions and environmental health impacts of five vehicle technologies.
more videos >>