Sentences with phrase «tidal barrage»
A tidal barrage is a structure built across a river or estuary that uses the rise and fall of tides to generate electricity. It works by trapping the incoming and outgoing tides and then letting the water flow through turbines, which spin and generate power. Full definition
May also criticised green groups who campaign against initiatives such as wind farms and the Severn tidal barrage scheme, while also proclaiming the need to tackle climate change.
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Of course tidal barrages can have a big impact on the local environment, but they must be part of the solution if we are serious about moving to sustainable energy.
Tidal barrages use proven technology and can provide predictable power generation as well as a degree of energy storage.
Tidal barrage power schemes have a high capital cost and a very low running cost.
France's La Rance Tidal Barrage, with a 240 - megawatt maximum capacity, was the first large tidal power plant.
Tidal energy is a global, large resource that can be exploited through tidal barrages, which take advantage of the ebb - and - flow of the tides to release water through turbines, and exploitation of tidal currents, where there are many technologies still in development.
A big project with less environmental impact than this tidal barrage would be installing solar panels on every roof in the UK.
One neat exception to this is a tidal barrage with multiple lagoons.
And while things like sea walls and tidal barrages are very effective, he said they are also «very, very expensive.»