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clean air Tag

In October and November 2017, news reports emerged about the plunging air quality in the Delhi-NCR region. This particular incidence of poor air quality was linked to the crop stubble burning season – the time of harvesting the Kharif crop. While crop stubble burning is common globally, it is a widespread practice in the northwest part of India, which includes the states of Punjab and Haryana. Farmers in these states burn the stubble after a harvest season to prepare the field for the new sowing season. A study conducted by Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS)...