Tracking fluxes of energy and matter into, out of, and within systems helps one understand the systems’ possibilities and limitations.
Energy and matter: Flows, cycles, and conservation
JWST Feature - Planetary Evolution
Biggest Sunspot in Decades Shines in Stunning New Time-Lapse Video
Looking at Starlight
Winged Ambassadors - Ocean Literacy through the Eyes of Albatross
Taking the Pulse of Yellowstone's "Breathing" Volcano: Problem-Based Learning in America's First National Park
The Atmospheres of the Solar System
Earth Wheel Lesson Plan
Earth: a global map of wind, weather, and ocean conditions
Observing with NASA: MicroObservatory
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