The Fiji Times

EXAMPLES OF HOW CAN CLEAN ENERGY BE USED?

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Clean energy can be used for a variety of different applicatio­ns, from electricit­y generation to heating water and more, depending on the source of the energy.

Solar energy can be used for heating and lighting buildings, generating electricit­y, heating water directly, cooling and more. Solar panels allow for energy from the sun to be collected and turned into electricit­y. Solar panels are frequently used for small electric tasks, such as charging batteries, while many people already use solar energy for small garden lanterns. However, this same clean energy technology can be scaled up to larger panels that are used to provide power for homes or other buildings or even installati­ons of multiple solar panels, such as with a community solar panel array to power entire towns.

Water is another clean resource with some surprising applicatio­ns. Most obvious are hydroelect­ric power plants, which take the flow of water from rivers, streams or lakes to create electricit­y. A less obvious use of water comes through municipal pipes in towns and cities. With lots of water running through pipes in homes each day, there is a move towards harnessing this energy to help meet domestic and other power needs.

Wind power works by attaching a windmill to a generator which turns the turning of the windmill blades into power. This form of energy has been used for centuries to grind grain, pump water or perform other mechanical tasks, but is now being used more often to produce electricit­y. Onshore and offshore windfarms are becoming increasing­ly prevalent, but wind power can also be used on a much smaller scale to produce electricit­y, even to provide a source of power for recharging mobile telephones.

These examples of renewable sources can be added to by others, such as geothermal, biomass and tidal power, which also have their own benefits and applicatio­ns.

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