Miracle Planet Episode 2: Snowball Earth

Summary: The last ice age ended only a few thousand years ago, but there were earlier periods when the entire world was forzen, periods now known as Snowball Earth. Episode 2 of MIracle Planet takes us back more than two billion years, to this first ice age that gripped the Earth for what scientists believe was millions of years. Snowball Earth reveals the startling secrets of how life survived this devastating cold and how this extreme climate shift forever changed the development of life on Earth.

Record details

Physical Description: electronic
videorecording
optical disc
1 digital vidio disk ; 4 3/4 in.
Publisher: National Film Board of Canada, 2005.

Content descriptions

Creation/Production Credits Note:	Producer, Wally Longul, Joanne Carriere; Director, Hideki Tazuke.
Participant or Performer Note:	Narrator, Christopher Plummer.