When looking at a surf forecast, there are several key factors to take into consideration, including swell direction, swell height, tide times, wind speed and wind direction. If you can understand ...

As wind blows it generates kinetic energy, which is energy from movement. This turns the blades on a turbine, which then causes a shaft (drive shaft) within the system to rotate (view diagram below).

Wind power developers bemoan the fact that abundant wind usually exists in regions remote from load centers, where there is rarely adequate transmission to connect wind-generated electricity to ...