With the onset of winter season, air quality in National Capital Region drops and many areas choke on dust, as construction and demolition activities continue. Are rules lax, or is it implementation that's missing? Anumita Roychowdhury, Executive Director, Centre For Science & Environment, Mala Singh, Founder & MD, PEC Greening India and Anurag Mathur, CEO, Savills India narrow down the big gaps and offer straight forward solutions.