© The Author(s) 2015. Published by Science and Education Publishing. Table 4. Source Categories and Types of Sources of Air Pollution in Delhi Source Category Types of Sources Area Sources Domestic cooking & heating Burning of waste derived fuels Bakeries Crematoria Hotels & Restaurants Open rat outs Open burning (refuse/biomass/tyre etc. burning) Paved & unpaved roads, Construction/Demolition/Alteration activities for buildings, roads, flyovers Point Sources Waste incinerators Large scale industries Smail scale industries Vehicular Sources 2 Wheelers (Scooters, Motor Cycles, Mopeds) 3 Wheelers (CNG) 4 Wheelers (Gasoline, Diesel, CNG) LCVs (Light Commercial Vehicles) Trucks (Trucks, min-trucks, multi-axie trucks) Buses (Diesel, CNG) (Extract from Table 3.4: Air Quality Monitoring, Emission Inventory and Source Apportionment Studies –Delhi http://cpcb.nic.in/Delhi.pdf). R. Gopalaswami et al. A Study on Effects of Weather, Vehicular Traffic and Other Sources of Particulate Air Pollution on the City of Delhi for the Year 2015. Journal of Environment Pollution and Human Health, 2016, Vol. 4, No. 2, 24-41. doi:10.12691/jephh-4-2-1 © The Author(s) 2015. Published by Science and Education Publishing.