Campaigning during May’s local elections, I found myself at the door of a small terraced house in Glasgow. The conversation I had with the woman who lived there, her children peeking round her legs to see who was at the door, has stayed with me in the months since.

There’s nothing stopping Scotland from having lower energy bills and a carbon neutral future. To do so, we to need reform Britain’s energy union - not end it.

For those of us who believe in our responsibility as global citizens, the UK represents our best vehicle for influencing progressive change in the world.