WebWind turbines use the power in wind to move the blades of a rotor to power a generator. There are two general types of wind turbines: horizontal axis (the most common) and … WebJul 14, 2008 · Wind power produces no toxic emissions and none of the heat-trapping emissions that contribute to global warming. This, and the fact that wind power is one of the most abundant and increasingly cost-competitive energy resources, makes it a viable alternative to the fossil fuels that harm our health and threaten the environment.

Sustainability - Wind energy - 2nd Level - BBC Bitesize

WebWind Resource and Potential Approximately 2% of the solar energy striking the Earth’s surface is converted into kinetic energy in wind. Wind turbines convert the wind’s kinetic energy to electricity without emissions.1 The distribution of wind energy is heterogeneous, both across the surface of the Earth and vertically through the atmosphere. Average … WebWind energy use expanded in the wake of oil shortages and environmental concerns The oil shortages of the 1970s changed the energy environment for the United States and the world. The oil shortages created an interest in developing ways to use alternative energy sources, such as wind energy, to generate electricity. simplyfem

How does a wind turbine generate electricity? — Energy

WebThe wind – even just a gentle breeze – makes the blades spin, creating kinetic energy. The blades rotating in this way then also make the shaft in the nacelle turn and a generator in … WebA wind turbine works by catching the energy in the wind, using it to turn the blades, and converting the energy to electricity through a generator in the part of the turbine called a … WebSep 28, 2009 · In 2009, an estimated 147 megawatts of energy-oriented storage were developed, the report found. But in 2015, 1,321 megawatts are expected to be produced, with revenues of $1.98 billion. The ... rays players rainbow