The Delhi government has announced cash rewards of up to Rs 50 lakh for innovators and researchers who develop effective and scalable solutions to curb air pollution in the city. During a press conference on Friday, Delhi Environment Minister Manjinder Singh Sirsa launched an innovation challenge for pollution reduction solutions.

The challenge will focus on two main areas - reducing emissions from BS-IV or below BS-IV vehicles and capturing PM2.5 and PM10 particles from the ambient air, Sirsa said.