It is three and a half years since Russia’s full-scale invasion of Ukraine began. Homes, businesses, transport and energy infrastructure have been severely damaged or destroyed.

Amid Russia’s onslaught, economists are compiling a list of what has been destroyed and are attaching a value to its rebuilding. They put the cost of reconstructing Ukraine at more than $500 billion.

We look at how companies are preparing for the moment they can rebuild.

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Presented and produced by Rob Young

(Picture: Rubble of a service station building destroyed by a Russian drone strike in Pisochyn, Kharkiv Oblast, Ukraine. Credit: Getty Images)