Catastrophe - Episode 2 - Snowball Earth

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This spectacular five-part documentary , presented by Tony Robinson, investigates the history of natural disasters, from the planets beginnings to the present, putting a new perspective on our existence and suggesting that we are the product of catastrophe.\r
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99% of all the creatures that have ever lived, no longer exist. They were wiped-out in aof global catastrophes. Each disaster changed the course of evolution on earth. Without them mankind, nor any of the life we see around us, would be here today. For out of catastrophe comes rebirth. Evolution is a savage, imperfect and violent process. Its survive or perish. The earths history of catastrophes has both moulded the planet and determined evolution. For each disaster led to another leap forward on the evolutionary trail form single celled beria to humankind itself.\r
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Episode 2 - Snowball Earth\r
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This programme delves into a world lying beneath a frozen surface. It is the greatest climate disaster ever to have hit Earth. 650 million years ago, a cataclysmic ice age sealed the entire planet beneath ice and snow, almost destroying life and turning the world into one huge snowball.\r
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Snowball Earth uncovers the story behind one of the most controversial theories in science today. To investigate, the programme travels the world to follow scientists scouring southern Australia, Nevadas Death Valley and Alaskan glaciers for tantalising clues as to how our planet ran away into this doomsday scenario. The results could improve understanding of evolution and survival of life.