Is an Ice Age Coming , Space Time, PBS Digital Studios

Is winter coming Find out in this episode of Space Time. Get your own Space Time tshirt at Tweet at us pbsspacetime Facebook: Email us pbsspacetime at gmail dot com Comment on Reddit: Were living in a brief window of time where our planet isnt frozen underneath a giant layer of glaciers. How much longer will the moderate climate that weve come to know as normal continue What causes these dramatic shifts in