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Through a series of interactive multimedia activities, animations, videos, and online lessons, students develop an understanding of permafrost and its connections to climate change. NASA data from space, suborbital, and ground platforms are... (View More)

How big is the Earth’s atmosphere and where does space begin? This is a question that many students have trouble picturing and this activity helps them get a handle on the relative size of the Earth’s atmosphere and the various ideas about where... (View More)

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