It looks like something from outer space, but it’s a wind turbine and it’s revolutionary!
Wind power has been around for centuries, but this is something new. Big wind farms have managed to harness the power of the wind off-shore or on high ground where it’s windy, but what about places where there’s not so much space or wind?
Award-winning British company ‘Quiet Revolution’ have developed a turbine with an upright axis which can be put practically anywhere and is near silent.
Harnessing wind energy in urban areas and tight spaces is a challenge. As wind travels past buildings, it changes speed and is difficult to catch. That’s where this micro turbine is clever. The turbine is small and so catches small wind… But it surprisingly generates a lot of power.
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And all that energy can be used on site, so it’s good for the environment and it saves money! Plus, I think it looks like a work of art; I wouldn’t mind one in my back garden!
The sun is another important source of renewable energy. Solar Century is a leading solar energy company. The panels use the sun's rays to generate power. This technology is becoming more efficient as a way of creating energy.
Behind me is the incredible Olympic Park where much of the action will take place during London’s Olympic Games.
This whole park has been designed to be the greenest Olympic Park in the history of the Olympic Games. Protecting and preserving the environment has been a priority during the planning, construction and building stages. The legacy of this ‘environmentally friendly’ park will last for a very long time.
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David Stubbs is Head of Environment and Sustainability for LOCOG, the Olympic organisers.
Richard: This is really impressive. What was here before?
David: Polluted rivers, contaminated land, broken-down factories. There were a few small industries here, but largely speaking it was a vast area of emptiness.
Richard: David, give me some examples of why these are the greenest Games ever.
David: We put a lot of attention to the buildings, to the design, to all the materials used in them, to the energy that was used in them, so there's a lot of attention to making sure that we minimise waste upfront and then we recycle and reuse as much as possible. Across the board, I think we've done a lot of different things which add up to a sustainable Games.
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Let’s find out what the people of London think about the world's greenest Olympics taking place right here, on their doorstep.
Man: I think that it's great that they've really taken into account the local area, the local people, that they've taken into account the environment.
Woman 1: I think the technology they're using here for the green... will be very good for the rest of London and the rest of the country once it's all going.
Woman 2: Well, I think it's a wonderful idea that other countries can take a lesson from and because... when you recycle and repurpose, then the waste, it doesn't become waste, it doesn't become garbage, and it sets an example for the rest of the world.
So the future for Great Britain really is green.
Comments
Hello Newcomer777,
I'm very sorry to hear that! I'm not very knowledgeable about these kinds of things, but as far as I can tell, Error 9s can occur when a programme hasn't been installed correctly or when there is a virus, so I'd recommend you check your computer. I really don't think this could be a result of installing the Flash player, as it comes from a very reputable source.
According to your 3 February message, it sounds as if you are able to see the videos now? It sounds like the video takes time to buffer before it begins to play.
All the best,
Kirk
The LearnEnglish Team
Hello, just wanted to tell that webpage sometimes is not working correctly, sometimes video is impossible to watch, is everybody facing the same problem?
Hello Newcomer777,
Have you tried installing the Adobe Flash Player on your device? Even when you already have it, installing the latest version often solves video problems. If that doesn't work for you, please try a different browser and let us know.
Best wishes,
Kirk
The LearnEnglish Team
In China there are some wind farms and hydropower plants. Solar energy plays an important role in providing power for some remote families. In cities not that many people use solar energy because people normally stay in high-rise buildings and the roof area is limited.
My family always save some used water from our washing machine, otherwise it will go straight into sewage. We use energy efficient light bulbs, and switch them off when we are not using them. When we buy new electric appliances, we choose the ones that use less energy.
Solar energy is clean and easy to get, but the cost of solar system is pretty high. Now the energy in our country mainly comes from water and coal. In schools, students are taught to go to school on foot or by bus, save water as much as possible in daily life and plant green trees when it is spring. I live on the sixth floor. I try to grow some plants on my roof, but the plants can't grow well for lack of enough earth.
The sources of our energy still comes from water, I believe the government is working on the solar energy project. By planting trees, flowers and vegetables at the backyard and recycling is the things we can contribute to make our home greener. Today, issues of Global Warming is arising and the campaign for waste management and planting trees are the things we need for a greener country.
Hi everyone, please feel free to comment on my sentence. I would deeply appreciate it.
Great idea sir
everyone must think like that .
Because in the coming days the conditions will be more worst if peoples didn't change there thinking for environment? + + + +
Hello, what is the meaning of what David Stubbs said: "Across the board, I think we've done a lot of different things which add up to a sustainable Games."? Thank you!!
Hello Aaron,
I'm assuming the part of the sentence you're not sure about is the idiom at the beginning: 'across the board'. The definition from the Cambridge Dictionaries Online is as follows:
happening or having an effect on people at every level and in every area:
The improvement has been across the board, with all divisions either increasing profits or reducing losses.
The initiative has across-the-board support.
In other words, the meaning here is that many different things have been done in all areas, not just in one or two, or in a narrow range.
i hope that clarifies it for you.
Best wishes,
Peter
The LearnEnglish Team
Thank you I got it now :)
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