Delhi high court on Thursday asked the Centre and city government to explore the possibility of setting up a committee headed by senior officials of to work out a plan to ensure that only CNG cabs run in the national capital region (NCR) to address vehicular pollution problem. Justice Manmohan suggested setting up of the committee, comprising the Union Cabinet Secretary, Delhi Chief Secretary, and secretaries of transport, petroleum and environment, as the issue of vehicular pollution was not confined to Delhi only and would include its neighbouring cities also. The court, meanwhile, directed app-based cab service providers, including Ola and Uber, to give details, including registration numbers, of all the vehicles registered with each of them.