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2. Solar power in the United Kingdom - Wikipedia

   en.wikipedia.org/wiki/Solar_power_in_the_United...

   At the end of 2011, there were 230,000 solar power projects in the UK, [1] with a total installed generating capacity of 750 MW. [21] In 2012, the government announced that 4 million homes across the UK would be powered by the sun within eight years, [22] representing 22 gigawatts (GW) of installed solar power capacity by 2020. [1]

3. 12 Best Greenhouse Ideas for Year-Round Gardening - AOL

   www.aol.com/lifestyle/12-best-greenhouse-ideas...

   Solar-Powered Greenhouse. Imagine harnessing the sun’s energy to power your greenhouse. With solar panels, you can power lights, fans, and heaters without the hefty energy bills.

4. Renewable Heat Incentive - Wikipedia

   en.wikipedia.org/wiki/Renewable_Heat_Incentive

   The Renewable Heat Incentive (the RHI) is a payment system in England, Scotland and Wales, for the generation of heat from renewable energy sources. Introduced on 28 November 2011, the RHI replaces the Low Carbon Building Programme , which closed in 2010.

5. Solar thermal collector - Wikipedia

   en.wikipedia.org/wiki/Solar_thermal_collector

   Solar air heating is a renewable energy heating technology used to heat or condition air for buildings or process heat applications. It is typically the most cost-effective of all the solar technologies, especially in large scale applications, and it addresses the largest usage of building energy in heating climates, which is space heating and ...

6. Solar water heating - Wikipedia

   en.wikipedia.org/wiki/Solar_water_heating

   When a solar water heating and hot-water central heating system are used together, solar heat will either be concentrated in a pre-heating tank that feeds into the tank heated by the central heating, or the solar heat exchanger will replace the lower heating element and the upper element will remain to provide for supplemental heat. However ...

7. Renewable heat - Wikipedia

   en.wikipedia.org/wiki/Renewable_heat

   Hot Springs located in Nevada. Geothermal energy is accessed by drilling water or steam wells in a process similar to drilling for oil. Geothermal energy is an enormous, underused heat and power resource that is clean (emits little or no greenhouse gases), reliable (average system availability of 95%), and homegrown (making populations less dependent on oil).