NASA/Windows on the Universe
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About Teaching Climate Literacy
Other materials addressing GPc
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Benchmarks for Science Literacy
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About the Science
- Video addresses impact of increasing global temperatures and resulting decline in soil moisture on viability of grain crops that provide the primary global food supply.
- Brief segment of video illustrates mechanism by which plant leaves take in CO2 and expire water and how drought conditions stress that mechanism.
- Comment from expert scientist: This activity has addressed very important issues of potential impacts of heat and water stress in plant growth.
About the Pedagogy
- See related lesson plan, Changing Planet: Withering Crops - Stressing Over Lost Water, which is linked to the video page.
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