It's not just marine life that may need to migrate due to climate change. Alaska is experiencing melting permafrost, thinning sea ice and extreme storms.  For the residents of Newtok exile is inevitable, writes the Guardian newspaper. Alaska has warmed twice as fast as the rest of America over the past 60 years. "Freeze-up occurs later, snow is wetter and heavier. Wildfires erupt on the tundra in the summer. Rivers rush out to the sea. Moose migrate north into caribou country. Grizzlies mate with polar bear as their ranges overlap," writes Suzanne Goldenberg. Read the full article here.