People line up to board an electric tricycle on a street in Havana

People line up to board an electric tricycle on a street in Havana

A green revolution is taking place on the streets of Havana, but it's by necessity rather than design.

Faced with a severe fuel crisis, which intensified after the United States placed the island under a de facto oil blockade last month, taxi drivers are ditching their cars and whisking passengers around on e-tricycles.

Originally published on doc.afp.com, part of the BLOX Digital Content Exchange.