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  2. Ground source heat pump - Wikipedia

    en.wikipedia.org/wiki/Ground_source_heat_pump

    A closed pond loop consists of coils of pipe similar to a slinky loop attached to a frame and located at the bottom of an appropriately sized pond or water source. Artificial ponds are used as heat storage (up to 90% efficient) in some central solar heating plants, which later extract the heat (similar to ground storage) via a large heat pump ...

  3. Solar thermal collector - Wikipedia

    en.wikipedia.org/wiki/Solar_thermal_collector

    Solar water heating systems are most likely to be cost effective for facilities with water heating systems that are expensive to operate, or with operations such as laundries or kitchens that require large quantities of hot water. Unglazed liquid collectors are commonly used to heat water for swimming pools but can also be applied to large ...

  4. Water garden - Wikipedia

    en.wikipedia.org/wiki/Water_garden

    Water garden or aquatic garden, is a term sometimes used for gardens, or parts of gardens, where any type of water feature (particularly garden ponds) is a principal or dominant element. The primary focus is on plants, but they will sometimes also house waterfowl , or ornamental fish , in which case it may be called a fish pond .

  5. Thermal energy storage - Wikipedia

    en.wikipedia.org/wiki/Thermal_energy_storage

    Many utilities, understanding the "thermal battery" nature of water heaters, have begun using them to absorb excess renewable energy power when available for later use by the homeowner. According to the above-cited article, [ 57 ] "net savings to the electricity system as a whole could be $200 per year per heater — some of which may be passed ...

  6. Solar water heating - Wikipedia

    en.wikipedia.org/wiki/Solar_water_heating

    The tested SWH system had about 20% of the impact of an electrical water heater and half that of a gas water heater. [ 51 ] Analysing their lower impact retrofit freeze-tolerant solar water heating system, Allen et al. (qv) reported a production CO 2 impact of 337 kg, which is around half the environmental impact reported in the Ardente et al ...

  7. A costumed skier races down a slope, hits a pond and hydroplanes halfway across. Among the resorts holding pond skimming events this weekend are Snowbasin in Utah and Winter Park in Colorado. The ...

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