Mike Winkel, head of E.ON Climate & Renewables, tells Recharge: “We want and need a supergrid in order to build up a European clean-energy portfolio and power system. However, when we look at the real picture, nothing is happening.”

He highlights two main challenges faced by the industry. Firstly, concerns at what he describes as “unstable regulatory frameworks” in Europe, where governments are getting worried about the costs of building renewables and its impact on consumers and energy-intensive industries.

"When