In the UK, given it's northern latitude and great wind resources, you'd be best overbuilding mostly wind. Here's a worked example based on real weather data th

In the UK, given it's northern latitude and great wind resources, you'd be best overbuilding mostly wind. Here's a worked example based on real weather data that suggests a wind capacity of double peak demand and converting about 8% of all demand with power-to-X would be the the low cost option. https://www.wartsila.com/energy/towards-100-renewable-energy/atlas-of-100-percent-renewable-energy#/country/BRI https://www.wartsila.com/energy/towards-100-renewable-energy...