Earth as a planet · A guided course

Oceans and ice

Follow water, energy and life through a changing planet.

Connect the water cycle with ocean currents, heat, chemistry, glaciers and sea level. Use explicit budgets and actual observations to distinguish what an image shows from what measurements and models establish.

6 lessons60 min of lessons + 8 min challengeBeginner to Intermediate

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Suggested preparation is listed in the course · Start whenever you’re ready

NASA/DSCOVR EPIC team · Image source ↗

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Learning points

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Correct answer: +10
Lesson complete: +25
All lessons complete: +100
Final challenge: +50

Earn each reward once. Retries never cost points.

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Inside this course

6 lessons

Each lesson builds on the last. Read the story, explore the sources, and check your understanding.

0 of 6 lessons complete

— / 530 pointsEarned in this course

Put it all togetherConnect the water planet5 questions · 8 min · Final review

No account is needed to learn. Your correct answers keep their earned rewards.

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