The aviation industry contributes to 2 per cent of the total greenhouse gas emissions in the world. This figure is likely to grow with the rapid expansion of the industry. Will the usage of bio jet fuel help check the pollution caused by conventional aviation fuel? As NDTV and SpiceJet join hands for the biggest environment campaign of its kind in the world, watch Prannoy Roy and Ajay Singh, Chairman and Managing Director of SpiceJet, discuss the health of the aviation industry and how it can contribute to make India green.