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Sublime Sublimation
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In this activity, learners explore sublimation by conducting experiments with dry ice.
Corals and Chemistry
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In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other marin
Mapping Greenhouse Gas Emissions Where You Live
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In this lesson plan, learners examine some of the of greenhouse gas emissions sources in their community.
How Greenhouse Gases Absorb Heat
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Learners observe two model atmospheres -- one with normal atmospheric composition and another with an elevated concentration of carbon dioxide.
Capturing Carbon Dioxide
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In this activity, learners investigate carbon sequestration by creating a carbonated beverage out of apple juice and dry ice.