Vivek Chattopadhyaya is engaged in right to clean air campaign of Centre for Science and Environment. He is a programme manager.
Farmers and drivers: unequal punishments
Why is no action being taken to curtail air pollution from diesel-fired vehicles?
Diwali is far, but smog is here
Slow wind speed and pollution build up chokes people; authorities fail to issue health alerts
New auto emission norms delayed
Automobile manufacturers unprepared
More cities critically polluted
Tighter norms make air we breathe more poisonous
Coming soon carpool for Delhi, NCR
Ambient benzene rises in Delhi, Mumbai
Web Exclusive: Cost of breathing polluted air
Challenges of hydrogen-fuelled vehicles
Nitrogen dioxide is proving a dificult vehicular emission to control