The visuals speak for themselves as audiences experience an amazing 90 minute nature journey covering every continent and season.
It takes more people to change a CFL than it does an incandescent light bulb. Wonder why?
A close look at the physical, social and cultural landscape.
Robert Glennon provides a well reasoned presentation of America's water crisis and suggestions of what to do about it.
There's hope for us, for the Earth, and even for some of the beautiful creatures we share the planet with.
Rotating pumpjacks at sunset, freeway traffic in time lapse – aha, it must be an oil documentary.
A great trailer for the BBC series.