Terry Pratchett: Facing Extinction

What strange forces saved one isolated section along the Upper Mississippi River from the repeated crushing and scouring effects of glaciers during...

Celebrates 30 years of televised specials by The National Geographic Society.

Titou will soon be forty. He lives high up in a sheep shed in the Corbières mountains. With Soledad, who lives in a nearby caravan, they make...

Discovering that sharks are being hunted to extinction, and with them the destruction of our life support system - activist and filmmaker Rob Stewart...

A climatologist, a physicist, and a volcanologist set out to conquer the highest peak in the Alps. Through exceptional images, the film recounts...

40, 000 years ago the steppes of Eurasia were home to our closest human relative, the Neanderthals. Recent genetic and archaeological discoveries...

Ecology - the eco system, a nature reserve in the south of the country - RS (between the Mirim lagoons) shows the harmony between nature and animals.

What happens to the food we digest after it leaves our body? Is it waste that is thrown away or a resource that can be reused? In search of answers,...

How far does your participation in global warming go? What is the real X-ray of the ongoing climate changes, and how can we—if at...

A recruitment video created by Earth First! in 1990 to promote their Redwood Summer initiative.