India cuts back cheap gas for vehicles even as bad air chokes Delhi

New Delhi, one of world's most polluted cities, was pushed into CNG well over 2 decades ago after a Supreme Court ruling that demanded conversion of all public buses to cope with worsening air quality

New Delhi, one of world's most polluted cities, was pushed into CNG well over 2 decades ago after a Supreme Court ruling that demanded conversion of all public buses to cope with worsening air quality