From `Great Smog` To Clean Air: Five Global Cities That Conquered Pollution—A Lesson for Delhi https://ift.tt/BNuRj6E

Delhi needs a fix: Know how London (coal ban), Beijing (cars/coal), and LA (smog check) drastically cut pollution levels, offering key lessons for India's capital.  

from Zee News :India National https://ift.tt/HwoE2ct