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This demonstration uses a water balloon to show how Earth's oceans are absorbing most of the heat being trapped on our warming world.
Grade Level   1 2 3 4 5 6 7 8 9 10 11 12
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2
There are many factors that combine to form soil, an important, slowly renewable resource. Some of these factors include climate, organisms, relief, parent material, and time. Soil provides the food, fiber, and building materials to nourish, clothe, and house Earth’s inhabitants. How does climate...
Grade Level   5 6 7 8
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3
NASA’s Gravity and Climate Experiment (GRACE) is a mission to track the impact of climate change on the planet’s vast stores of freshwater, saltwater, and ice. A pair of satellites, GRACE effectively “weighs” Earth’s shifting water resources month by month to detect where water is...
Grade Level   5 6 7 8
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