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Energy smart inventions  |
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All over the world, scientists are finding new ways to save energy – and make energy. Sometimes the scientists are kids just like you! The most of the famous inventions are fuel cells, electric cars, microturbines, production of biohuel and etc...  more |
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Renewable energy sources  |
Renewable energy sources include all fuel types and energy carriers, different from the fossil ones. Renewable energy sources include solar energy (which comes from the sun and can be turned into electricity and heat), wind energy, geothermal energy (from inside the earth), biomass from plants, and hydropower from water are also renewable energy sources. |
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Solar energy 
The sun has produced energy for billions of years. Solar energy is the solar radiation that reaches the earth... more |
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Wind energy
Wind is air in motion. It is produced by the uneven heating of the earth’s surface by the sun. Since the earth’s surface is made of ... more |
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Biomass energy
Biomass is organic material which has stored sunlight in the form of chemical energy. Biomass fuels include wood ... more |
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Hydro energy 
Of the renewable energy sources that generate electricity, hydropower is the most often used ... more |
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Geothermal energy 
Geothermal energy can be used as an efficient heat source in small end-use applications such as greenhouses, but the consumers ... more |
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Ocean energy 
Tides are caused by the gravitational pull of the moon and sun, and the rotation of the earth. Near shore, water levels can vary
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