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  1. Water cycle | Definition, Steps, Diagram, & Facts | Britannica

    Oct 27, 2025 · What is the water cycle? The water cycle, also known as the hydrologic cycle, involves the continuous circulation of water in the Earth-atmosphere system, including …

  2. Water Cycle – Definition & Steps Explained With Simple Diagram

    May 17, 2023 · Water cycle, also known as the hydrologic cycle, involves a series of stages that show the continuous movement and interchange of water between its three phases – solid, …

  3. Water Cycle - Process, Diagram, and its Various Stages

    Jul 23, 2025 · The water cycle sustains life by replenishing water sources and maintains hydrological balance on Earth. In this article, we will explain the water cycle steps, the water …

  4. The water cycle - National Oceanic and Atmospheric Administration

    Nov 21, 2025 · At its core, the water cycle is the continuous movement of water as it changes between liquid, solid, and vapor states. These transformations occur on the Earth's surface …

  5. What is the Water Cycle? Processes, Importance, and Climate …

    Apr 14, 2025 · Also called the hydrological cycle, this never-ending system describes how water circulates through the Earth’s atmosphere, surface, and underground reservoirs. It is the …

  6. Water Cycle - National Geographic Society

    Apr 29, 2024 · When warmed by the sun, water on the surface of oceans and freshwater bodies evaporates, forming a vapor. Water vapor rises into the atmosphere, where it condenses, …

  7. Water cycle | U.S. Geological Survey - USGS.gov

    Water moves between the atmosphere and the surface through evaporation, evapotranspiration, and precipitation. Water moves across the surface through snowmelt, runoff, and streamflow.

  8. What Is the Water Cycle? - Science@NASA

    Sep 24, 2025 · Earth’s water cycle is the path that water takes as it moves around Earth. This includes times when it flows, like when it rains, and places where it's stored, like in ice, …

  9. 5.2: Water (Hydrologic) Cycle - Biology LibreTexts

    The Water (Hydrologic) Cycle Water is essential for all living processes. The human body is more than one-half water and human cells are more than 70 percent water. Thus, most land animals …

  10. 4.1 The water cycle and fresh water supply – Environmental ...

    The water (or hydrologic) cycle shows the movement of water through different reservoirs or pools, including oceans, the atmosphere, glaciers, groundwater, lakes, rivers, and the biosphere.