The fastest-growing energy source in the world is the wind. You've seen them, or pictures of them, those giant white turbine towers with their 30-metre blades moving 60 metres in the air, turning the energy of the wind into electricity. Wind turbines are just the right source of alternative energy because wind power electricity generation is becoming more efficient, Victoria needs to play its role in reducing greenhouse gas emissions and clean, renewable energy is vital …showed first 75 words of 560 total…

…showed last 75 words of 560 total…that would be heard from traffic on a road five kilometers away. Indeed the noise from a wind farm 100 m away would be inaudible in most residential areas of Australia, drowned out by road noise and the other background noise of large numbers of people living in a relatively small space. It is quite possible to carry out a normal conversation at the base of a turbine running at maximum power, without raising one's voice.