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  2. Pumped-storage hydroelectricity - Wikipedia

    en.wikipedia.org/wiki/Pumped-storage...

    Pumped-storage hydroelectricity (PSH), or pumped hydroelectric energy storage (PHES), is a type of hydroelectric energy storage used by electric power systems for load balancing. A PHS system stores energy in the form of gravitational potential energy of water, pumped from a lower elevation reservoir to a higher elevation.

  3. Hydroelectricity - Wikipedia

    en.wikipedia.org/wiki/Hydroelectricity

    The Three Gorges Dam in Central China is the world's largest power-producing facility of any kind. Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies 14% of the world's electricity, almost 4,210 TWh in 2023, [1] which is more than all other renewable sources combined and also ...

  4. Hydroelectric power in the United States - Wikipedia

    en.wikipedia.org/wiki/Hydroelectric_power_in_the...

    Hoover Dam power station. Hydroelectricity is, as of 2019, the second-largest renewable source of energy in both generation and nominal capacity (behind wind power) in the United States. [ 1 ] In 2021, hydroelectric power produced 31.5% of the total renewable electricity, and 6.3% of the total U.S. electricity. [ 2 ]

  5. Run-of-the-river hydroelectricity - Wikipedia

    en.wikipedia.org/wiki/Run-of-the-river...

    Run-of-river hydroelectricity (ROR) or run-of-the-river hydroelectricity is a type of hydroelectric generation plant whereby little or no water storage is provided. Run-of-the-river power plants may have no water storage at all or a limited amount of storage, in which case the storage reservoir is referred to as pondage.

  6. Water-energy nexus - Wikipedia

    en.wikipedia.org/wiki/Water-energy_nexus

    Hybrid Sankey diagram of 2011 U.S. interconnected water and energy flows. The water-energy nexus is the relationship between the water used for energy production, [1] including both electricity and sources of fuel such as oil and natural gas, and the energy consumed to extract, purify, deliver, heat/cool, treat and dispose of water (and wastewater) sometimes referred to as the energy intensity ...

  7. Hydropower - Wikipedia

    en.wikipedia.org/wiki/Hydropower

    This is achieved by converting the gravitational potential or kinetic energy of a water source to produce power. [1] Hydropower is a method of sustainable energy production. Hydropower is now used principally for hydroelectric power generation, and is also applied as one half of an energy storage system known as pumped-storage hydroelectricity.

  8. Refrigeration - Wikipedia

    en.wikipedia.org/wiki/Refrigeration

    Refrigeration is any of various types of cooling of a space, substance, or system to lower and/or maintain its temperature below the ambient one (while the removed heat is ejected to a place of higher temperature). [1][2] Refrigeration is an artificial, or human-made, cooling method. [1][2] Refrigeration refers to the process by which energy ...

  9. Six Truths About Climate Action All Companies Should Know - AOL

    www.aol.com/news/six-truths-climate-action...

    Within industry we call this catalyzing your value chain. In 2020, Microsoft, a global technology company, set some pretty ambitious sustainability goals for itself: to be carbon negative, water ...