National Geographic's strange days on planet earth.

National Geographic's strange days on planet earth. National Geographics - National Geographics, c2004. - 2 videodiscs : Sound, color ; 4 3/4 in. - 220 min.

Hosted by Edward Norton

Volume 1:
Episode 1: Invaders
Episode 2. The one degree factor

Volume 2:
Episode 3: Predators
Episode 4: Troubled waters

0792241940 0792241959


Climatic changes
Nature--Effect of human beings on
Predation (Biology)
Management--Moral and ethical aspects
Biodiversity conservation
Business ethics
Environmental geography
Human ecology