NOVA: Australia - First 4 Billion Years (Life Explodes) | ATL PBA Schedule | PBA30

NOVA: Australia's First 4 Billion Years (Life Explodes)

Half a billion years ago, Australia was still part of the super-continent Gondwana. The oceans were teeming with weird and wonderful animals, but the world above the waves remained an almost lifeless wasteland. Host Richard Smith introduces Earth's forgotten pioneers: the scuttling arthropod armies that invaded the shores and the waves of green revolutionaries whose battle for the light pushed plant life across the face of a barren continent. 

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