Portal:Water

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Water Portal

Water (from the Old English word wæter) is a tasteless, odorless, and nearly colorless (it has a slight hint of light blue) liquid in its pure form that is essential to all known forms of life and is known also as the most universal solvent. Water is an abundant substance on Earth. It exists in many places and forms. It appears mostly in the oceans and polar ice caps, but also as clouds, precipitation, rivers, aquifers and sea ice. On the planet, water is continuously moving through the cycle involving evaporation, precipitation, and runoff to the sea.

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The water cycle—technically known as the hydrologic cycle—is the circulation of water within the earth's hydrosphere, involving changes in the physical state of water between liquid, solid, and gas phases. The hydrologic cycle refers to the continuous exchange of water between atmosphere, land, surface and subsurface waters, and organisms. In addition to storage in various compartments (the ocean is one such "compartment"), the multiple cycles that make up the earth's water cycle involve five main physical actions: evaporation, precipitation, infiltration, runoff, and subsurface flow:

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Did you know...

...that "water bears" are small, segmented animals that can survive in a dehydrated state for nearly 10 years?

...that there are at least 15 different forms of crystalline ice?

...that Water memory is a controversial homeopathic concept, which holds that water is capable of containing "memory" of particles dissolved in it?

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Water Rights

  • "The Arizona Court of Appeals recently upheld a decision that the Arizona Department of Water Resources has the right to issue instream flow permits and affirmed the principle that instream flow and in situ water rights need not be diversionary." [1]
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Things you can do

  • Invite water experts to contribute their information.
  • Help rotate/refresh the three items in the "Did you know?" box.
  • Write or improve an article on a country whose water sector you know well at Category:Water supply and sanitation by country
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  • WikiProject Lakes describes the Earth's lakes. The project aims to consolidate and unify pages relating to lakes around the world.
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