A bonus episode from The Global Story podcast.

When Guyana discovered huge offshore oil reserves in 2015, it transformed the prospects of a country which had a been an economic and political backwater. But, as one of the countries most vulnerable to the impacts of climate change, will drilling for oil be a windfall or a curse in the long run?

Stephen Sackur has just returned from Guyana for the BBC's HardTalk programme where he spoke to the people making the decisions about Guyana's future, and the people who will have to live with the consequences.

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This episode was made by Richard Moran. The technical producer was Matt Hewitt. The assistant editor is Sergi Forcada Freixas and the senior news editor is Jonathan Aspinwall.