Sulphur Dioxide

India is becoming world's largest emitter of sulphur dioxide, says study

India's emissions of the air pollutant sulphur dioxide increased by 50 percent since 2007, while China's fell by 75 percent, claims a study.

IIT study shows vehicles second largest, 'most consistent' contributing to pollutants during winter

A landmark IIT-Kanpur study, which covered the period 2013-14, said during winters, vehicles are the second largest and the "most consistent" contributing source of pollutants PM10 and PM2.5.