Environment : science for a healthy planet.

The Earth's climate has a long history of drastic fluctuation. From ice ages to long periods of warmth, there are natural occurrences such as volcanic eruptions and changes in the Sun's intensity that affect the climate. More recently, there is wide speculation that activities associated w...

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Bibliographic Details

Corporate Author:	TMW Media Group (Producer)
Format:	Video
Language:	English
Published:	[Venice, California] : TMW Media, [2011]
Series:	Show me science advanced.
Subjects:	Environmental sciences. Earth (Planet) > Research. Science films. Educational films. Short films.
Online Access:	Connect to this title online