and i'm here talking to eva hoya nielsen, who's a key figure in state of green. thanks very much for joining us even briefly, if you will tell me how denmark get to be the number one greenest country in the world. well, it's been 50 s in the making. old us started out in the winter 7374 . when we had the big oil prices in the world, denmark, we're importing 99 percent of our energy at the time. so it was really something that hit us really hot. so what the political world, it was out of that consensus that we must do something about that to be independent of what comes from the job site. so what happened was that we have that interview agreements and ever since that and we have the programs that host promotes a green solutions. and that means that today we have leading power within the energy efficiency. and also within the when 6 of course, we have less than 50 as you be working on these policy. yeah. as a result of an old crisis, ironically though you're still a big old produce as you can count all of these green credentials. but there is that slight sticking f