Educated Earth // Videos - Earth Sciences - Earth's Mass Extinctions
User:
Pass:
Remember Me
Forgot Pass Register

Our educational work is entirely supported by people like you. Your donations directly add new exhibits and new features to the website, and even helps us open the Prehistoria Natural History Center!




eXTReMe Tracker

Videos / Earth Sciences / Earth's Mass Extinctions







Earth's Mass Extinctions

Earth's Mass Extinctions
Major asteroid strikes get all the coverage, but Peter Ward argues that most of Earth's mass extinctions were caused by lowly bacteria changing the atmosphere's composition. The culprit, hydrogen sulfide, may have an interesting application in medicine.


  • Currently 2.90/5
  • 1
  • 2
  • 3
  • 4
  • 5
Rating: 2.9 / 5 (1015 votes)
Posted by nova on January 29, 2009
Hits: 4494

More Videos

World's Smallest Paper Airplane
World's Smallest Paper Airplane
Type: Tech & Gadgets
New Version Of ASIMO - 2011
New Version Of ASIMO - 2011
Type: Tech & Gadgets
The Real Danger Lurking in the Water
The Real Danger Lurking in the Water
Type: Life on Earth
Hungry Amoeba
Hungry Amoeba
Type: Biology & Medicine
The Story of Palladium
The Story of Palladium
Type: Physics & Chemistry
The Inner Life Of A Cell
The Inner Life Of A Cell
Type: Biology & Medicine
Aurora Borealis Time Lapse
Aurora Borealis Time Lapse
Type: Earth Sciences
The Value Of A Hard Day's Work
The Value Of A Hard Day's Work
Type: Humanity
Pistol Shrimp Caught On Video
Pistol Shrimp Caught On Video
Type: Life On Earth
Mega Builders
Mega Builders
Type: Documentaries
Laser Shoots Down Drones At Sea
Laser Shoots Down Drones At Sea
Type: War
Universal Declaration of Human Rights
Universal Declaration of Human Rights
Type: Humanity
Hydrophobic Sand
Hydrophobic Sand
Type: Miscellaneous
An Economist's View On Saving The World
An Economist's View On Saving The World
Type: Making A Difference
ESA's First Moon Lander
ESA's First Moon Lander
Type: Astronomy

Comments

There are no comments on this item.
User: Pass: Remember Me

To comment on this item, please login or register.


Warning: Unknown: Your script possibly relies on a session side-effect which existed until PHP 4.2.3. Please be advised that the session extension does not consider global variables as a source of data, unless register_globals is enabled. You can disable this functionality and this warning by setting session.bug_compat_42 or session.bug_compat_warn to off, respectively in Unknown on line 0