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Results 4611 - 4620 of 4628 for Clean technology
  • LED Lights: How are they Made?
    Article - 7 Feb 2013
    LEDs or light emitting-diodes are light sources that operate when electrons move through a semiconductor material.
  • What is Gravity Light?
    Article - 8 Jan 2013
    Gravity light consists of an LED bulb fixed to an adjustable lamp that can be hooked up on a wall or hung from a ceiling. It also comprises a pulley mechanism and a ballast bag hanging from the lamp...
  • Mining on the Moon for Renewable Energy
    Article - 7 Jan 2013
    The pursuit of clean energy to preserve the environment has become a necessity now. Non-renewable energy sources on the Earth are depleting at an alarming rate.
  • Are Wood Burner Stoves Environmentally Friendly?
    Article - 3 Jan 2013
    Wood has been used as fuel for centuries. In recent years, wood-burning stoves are making a comeback in many countries that experience extreme winters.
  • How is a Solar Panel Made?
    Article - 19 Dec 2012
    A solar panel is a set of solar cells that convert light energy into electric energy. A number of solar panels, a battery, interconnection wiring and an inverter constitute a large photovoltaic system...
  • Wind Energy: The Pros and Cons
    Article - 29 Nov 2012
    Wind energy is converted into useful energy by means of wind turbines that produce electrical power, wind pumps and windmills that produce mechanical power. Wind power is renewable, clean, widely...
  • Home Hydrogen Fuelling Stations
    Article - 26 Nov 2012
    With environmental concerns increasing every day, scientists are frantically trying to find various solutions to reduce pollution.
  • What is Biochar?
    Article - 4 Sep 2012
    There are numerous benefits of using biochar in everyday applications and also on a larger scale to help significantly reduce carbon dioxide in the atmosphere.
  • What is The Great Pacific Garbage Patch?
    Article - 31 Aug 2012
    Floating in a remote part of the Pacific Ocean, a giant testament to the throwaway culture pervading the world is growing at an alarming rate. 
  • Volcanoes on Trial: How Bad Are They for the Environment?
    Article - 23 Aug 2012
    If even 2% of the heat below the Earth’s volcanoes is harnessed, it could provide enough energy for the entire United States 2500 times over. Are volcanoes really all that bad?

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