Scientists decipher New Delhi haze: Study points to burned materials

Scientists in India and Europe have revealed the chemistry behind the haze that covers New Delhi each winter. Their findings — fine particles arising out of vapour from burned materials — were published in the journal Nature. Al Jazeera's Colin Baker has more. - Subscribe to our channel: http://aje.io/AJSubscribe - Follow us on Twitter: https://twitter.com/AJEnglish - Find us on Facebook: https://www.facebook.com/aljazeera - Check our website: https://www.aljazeera.com/ @AljazeeraEnglish #Aljazeeraenglish #News #India #haze #winter