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  2. Environmental impact of wind power - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    The Vattenfall utility company study found Hydroelectric, nuclear stations and wind turbines to have far less greenhouse emissions than other sources studied.. A typical study of a wind farm's Life cycle assessment, when not connected to the electric grid, usually results in similar findings as the following 2006 analysis of 3 installations in the US Midwest, where the carbon dioxide (CO 2 ...

  3. Wind power - Wikipedia

    en.wikipedia.org/wiki/Wind_power

    Energy from wind, sunlight or other renewable energy is converted to potential energy for storage in devices such as electric batteries or higher-elevation water reservoirs. The stored potential energy is later converted to electricity that is added to the power grid, even when the original energy source is not available.

  4. Sustainable energy - Wikipedia

    en.wikipedia.org/wiki/Sustainable_energy

    Renewable energy sources are essential to sustainable energy, as they generally strengthen energy security and emit far fewer greenhouse gases than fossil fuels. [49] Renewable energy projects sometimes raise significant sustainability concerns, such as risks to biodiversity when areas of high ecological value are converted to bioenergy ...

  5. Environmental impact of the energy industry - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    The study also found that the environmental and health costs of nuclear power, per unit of energy delivered, was €0.0019/kWh, which was found to be lower than that of many renewable sources including that caused by biomass and photovoltaic solar panels, and was thirty times lower than coal at €0.06/kWh, or 6 cents/kWh, with the energy ...

  6. Renewable energy - Wikipedia

    en.wikipedia.org/wiki/Renewable_energy

    Two main renewable energy sources - solar power and wind power - are usually deployed in distributed generation architecture, which offers specific benefits and comes with specific risks. [46] Notable risks are associated with centralisation of 90% of the supply chains in a single country (China) in the photovoltaic sector. [ 47 ]

  7. Low-carbon electricity - Wikipedia

    en.wikipedia.org/wiki/Low-carbon_electricity

    Offshore wind power currently has a share of about 10% of new installations. [48] Wind power is one of the lowest-cost electricity sources per unit of energy produced. In many locations, new onshore wind farms are cheaper than new coal or gas plants. [49] Regions in the higher northern and southern latitudes have the highest potential for wind ...

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