north of the arctic circle reindeer heard a rave alexandersson is on his way to the mountains near tromso it is here in the arctic where climate change is happening much faster than anywhere else in the world and he's responding by doing something that reindeer herders here have never done before he's feeding his herd roaming freely in the wilderness. if nature doesn't provide enough food for the animals during the whole year they simply have to be fed by us so we can live off of them. but it's crazy providing concentrate so that we can eat it doesn't make sense. but we have no other choice. for centuries reindeer were able to find enough to eat in the mountains even in winter they can find grass and moss several metres under the snow it sounds paradoxical but the increased temperatures make it almost impossible for the reindeer to find food grave alexandersson explains the problem. here we can see it very clearly. this is the ground here. the snow is very wet but the ground should be frozen. it's very easy right now to just stick your finger in there and touch soil in december. that's fa