Listen: Wind turbine makers' peril and what size has to do with it

Renewables enjoy unprecedented momentum, but the makers of wind turbines have suffered major losses due to supply chain disruption and high commodity prices in recent years.

A voracious race for ever-larger turbines may have also played a role, argues Hans Martin Smith, chief financial officer of the world's largest turbine maker Vestas Wind Systems, in an interview with energy correspondent Camilla Naschert.

Sector expert Andrei Utkin of Commodity Insights puts the sector's headwinds and opportunities into perspective.