nick beake has been to svalbard in the norwegian arctic, where global warming is happening faster than anywhere else on earth. this place serves as a warning as to what climate change is doing to our planet. and here everything is underlined. it's so clear to see. so, when we went out, we saw polar bears from our boat and there, the ice is diminishing, and so it's harderfor the polar bears to find seals. and so instead, the locals were telling us how some of the polar bears were venturing into the main settlement. they were coming into town more and more to try and find reindeer. that's an animal that normally, they wouldn't be eating, but also the people that live there, too, they're under threat like never before. literally the ground beneath their feet is melting away. and that's because of our warming planet. the risk of avalanche and landslide has increased and so, people are having to move their homes and