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Ozone Hole Comparison: 1979, 1987, 2006, 2011
Content Provider | WatchKnowLearn |
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Description | Daily images of the Antarctic ozone hole from four different years. 1979, the first full year ozone data was available from NASA's Total Ozone Mapping Spectrometer (TOMS). 1987, the year the Montreal Protocol was signed, limiting manufacture of ozone-destroying chemicals. 2006, the year of the largest ever ozone hole (September 24, 2006). 2011, the most recent full year of data. |
Language | English |
Access Restriction | Open |
Subject Keyword | k-12 homeschool Causes of Global Warming homeschooling home school parents educational videos k12 preK-12 Environmental Science Climate Change Science |
Content Type | Video |
Educational Role | Student Teacher |
Educational Use | Self Learning Lecture |
Time Required | PT0M19S |
Pedagogy | Lecture cum Demonstration |
Resource Type | Video Lecture |
Subject | Global Warming |