Karachi BRT to deploy bio-methane buses, Pakistan January 4, 2019 | Asia Pacific News A fleet of 200 buses fuelled by bio-methane is planned to be deployed on the Red Line of the upcoming zero-emission bus rapid transit (BRT) system in Karachi in 2020. The Karachi BRT network ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password