Russia has more land in the Arctic than any other nation. It's also a regime that does not tolerate dissent. What does this mean for residents of Murmansk, the Arctic's largest city?
Each season, Threshold explores one story from the natural world, and what it says about us. Season two is all about the Arctic: what it is, what’s changing there, and why that matters for everybody.
For more content and photos from the episode, visit http://www.thresholdpodcast.org