New threats to public lands endanger America's unique wildlife corridors

Mule deer, pronghorn and other animals rely on unbroken migration routes for food and survival, a necessity now in jeopardy as Trump pushes for development. By Oliver Milman.
Read more: https://www.theguardian.com/environment/2017/jun/12/public-lands-wildlife-corridors-migration-routes?source=Snapzu