They say three is a magic number. When it comes to temperature, I know this to be true. For a cold-water swimmer, a 3°C change makes a world of difference.The same is true for our planet.

I'm about to swim where I shouldn't be able to, for the second time in my life. All because of ice – or the lack of it.

I have always seen Norway as a moral leader, with a long tradition of helping people in need. From the work of Fridtjof Nansen repatriating refugees, to Norway’s help in ending Apartheid, you will find Norwegian peace negotiators wherever there is conflict around the world.