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Earth's Mass Extinctions
Content Provider | WatchKnowLearn |
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Description | Asteroid strikes get all the coverage, but "Medea Hypothesis" author Peter Ward argues that most of Earth's mass extinctions were caused by lowly bacteria. The culprit, a poison called hydrogen sulfide, may have an interesting application in medicine. Ward explores what is needed for life to form and be maintained on a planet. |
Language | English |
Access Restriction | Open |
Rights License | Proprietary |
Subject Keyword | k-12 homeschool homeschooling home school parents educational videos Ecology k12 preK-12 Environmental Science Science |
Content Type | Video |
Educational Role | Student Teacher |
Educational Use | Self Learning Lecture |
Time Required | PT21M42S |
Education Level | Class XI Class IX Class XII Class X |
Pedagogy | Lecture cum Demonstration |
Resource Type | Video Lecture |
Subject | Ecology |