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water cycle
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hydrologic cycle
Learn about the water cycle and how oceans act as the Earth's water reservoirs
The water cycle: From the ocean to the air
condensation Indonesia: climate Perito Moreno glacier Figure 2: The present-day surface hydrologic cycle. The numbers in parentheses refer to volumes of water in millions of cubic kilometres, and the fluxes adjacent to the arrows are in millions of cubic kilometres of water per year. Figure 4: The detailed hydrologic cycle emphasizing processes involved in the transfer of water in the cycle. Numbers on arrows show relative water fluxes.
Follow water in its many forms, from glaciers and clouds to freshwater rivers and saltwater oceans
See how water transforms between liquid, ice, and vapour in the water cycle
For Students
water cycle summary
Quizzes
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Water and its Varying Forms
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water cycle: Facts & Related Content

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Facts

Also Known As hydrologic cycle • moisture cycle

Photos and Videos

hydrologic cycle
condensation
Indonesia: climate
Perito Moreno glacier
Figure 2: The present-day surface hydrologic cycle. The numbers in parentheses refer to volumes of water in millions of cubic kilometres, and the fluxes adjacent to the arrows are in millions of cubic kilometres of water per year.
Figure 4: The detailed hydrologic cycle emphasizing processes involved in the transfer of water in the cycle. Numbers on arrows show relative water fluxes.
Learn about the water cycle and how oceans act as the Earth's water reservoirs
The water cycle: From the ocean to the air
Follow water in its many forms, from glaciers and clouds to freshwater rivers and saltwater oceans
See how water transforms between liquid, ice, and vapour in the water cycle
Explore how interactions between the water cycle and landforms affect climate and weather
See All Videos and Images →

Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Key People

Pierre Perrault
French hydrologist

Related Quizzes and Features

Quiz
water glass on white background. (drink; clear; clean water; liquid)
Water and its Varying Forms
Iceland, Glacier lagoon (Jokulsarlon)
Winter Weather Words Quiz