The Pakistani port city of Karachi, is set to introduce more environmentally friendly buses powered by bio-methane onto the streets, in order to improve air quality and mitigate global warming.
With funding from the international Green Climate Fund, Karachi will launch a zero-emission Green Bus Rapid Transit (BRT) network, with 200 buses fuelled by bio-methane.
The new bus system, due to start operating in 2020, will help reduce air pollution and street noise.
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