Category Archives: renewable energy

Light From Soccer Rather than Solar

When a soccer ball gets kicked it has kinetic energy and that can potentially be used… …to light a lamp. We can light that lamp with a solar panel and that's easy. There are solar lamps all round the world. … Continue reading

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Oceans as Solar Panels

It's been a long time since I have heard a peep about OTEC – Ocean Thermal Energy Conversion. How it works is simple, it uses the temperature difference between warm shallow water and the low temperatures in deep water. The … Continue reading

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Power From Waves

I love the high tech in Solar but I really appreciate the simplicity of Wind turbines and Wave turbines. Here is a nice pilot project I came across being trialled just off the Scottish coast. North sea oil probably cost … Continue reading

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The Dark Side of Green

Wind power got an early start on solar energy. The technology was simpler and the engineering was easy. So the turbines sprouted in hill fields and farms and then it got close to homes. That’s where the trouble started and … Continue reading

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