use of medicine : Biogas guzzlers: Karachi buses to run on cow poo

Wednesday, January 2, 2019

Biogas guzzlers: Karachi buses to run on cow poo

IN a bid to freshen its air and cut planet-warming emissions, the Pakistani port city of Karachi will introduce cleaner-running buses powered by a decidedly “unclean” fuel: cow poo.With funding from

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