Carl Sagan covers a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

In the near future, the unrelenting heat waves and coastal flooding brought on by the greenhouse effect are ravaging the Earth. While scientists and politicians argue and lay blame, ordinary citizens pay the price for a world sickened by pollution and economic disaster. The Fire Next Time is the story of an American family forced to confront this ruinous legacy.

Emmy Award-winning actor Craig T. Nelson leads his embattled family through a Grapes of Wrath for the modern era. Through this harrowing odyssey, the Morgan family stands as a paradigm of courage, faith, and family unity in the face of adversity on a cataclysmic scale.

On Eco House Challenge two suburban, Australian families are about to find out what it takes to help save the planet. Over several weeks, while still living their normal lives, the families must radically reduce consumption in four eco hot-spots – Energy, Water, Transport and Waste – or face the consequences we all face.