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Results 3361 - 3370 of 3405 for Waste
  • Article - 11 Mar 2013
    Clean technology is any product or service that harnesses renewable materials and energy sources, eliminates emissions and wastes, reduces the use of natural resources, and enhances the productivity,...
  • Article - 7 Mar 2013
    The atmospheric concentration of CO2 is increasing, which has an adverse affect on the environment. High levels of CO2 increase the temperature of the atmosphere leading to global warming.
  • Article - 7 Feb 2013
    LEDs or light emitting diodes are light sources that operate when electrons move through a semiconductor material. LEDs can be constructed into different types of lighting products such as, light...
  • Article - 25 Jan 2013
    Anaerobic digestion (AD) is the process by which organic materials in an enclosed vessel are decomposed by micro-organisms.
  • Article - 24 Jan 2013
    Energy that can be obtained from natural resources such as wave, tidal, rain water, wind, geothermal heat and solar is defined as renewable energy.
  • Article - 17 Jan 2013
    One of the major drawbacks of solar and wind energy is that wind and the sun do not produce enough energy on a continuous scale.
  • Article - 16 Jan 2013
    Tidal power is a kind of hydropower that generates electric power by converting the energy of tides. Tidal power, although not a prime source of energy currently, has a great potential to be used for...
  • 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.
  • Article - 4 Jan 2013
    Solar desalination is a process of removing salts from water, especially sea water with the help of solar energy to yield pure water.
  • Article - 29 Dec 2012
    Geothermal energy is the heat obtained from the ground. This energy originates from the radioactive decay of minerals and the original formation of the planet. The utilization of geothermal energy...