Photo: Flickr , CC Wind Power is Still a Maturing Technology University of Adelaide acoustics researchers are investigating the causes of wind turbine noise with the aim of making them quieter. “Wind turbine noise is controversial but there’s no doubt that there is noise. Finding ways of controlling and reducing this noise will help us make the most of this very effective means of generating large amounts of electricity with next to zero carbon emissions.”…
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Photo by TotalAldo via Flickr CC E-waste is a serious environmental problem, from toxic chemicals and heavy metals leaching into soils in landfills, to the pollution to air and water supplies caused through improper recycling techniques in developing countries. While we know e-waste is harmful to human health, particularly to those working directly with it in e-waste dumps, new research sheds light on exactly how it impacts us Image credit: Tommi Grover Not long ago, my parents installed a sizable solar array on their home in England . Now my brother has just emailed with photos of his own installation Making your home more energy efficient has many benefits. Not only does it reduce your energy bills, it can make your home more comfortable. But here’s something you should know – some of the most effective things you can do to make your home more energy efficient aren’t the most obvious. If you were to add on to your home, how would you make the most of the additional space? Planning a sunroom addition has many advantages. A well-designed sunspace helps produce heat for your home during the winter and provides a perfect place for growing herbs, flowers and vegetables. They don’t look pretty, and not what you’d imagine when you skip through an apple orchard but new plastic irrigation trays make the most out of limited water resources. We’ve already posted on fog and dew collectors . How to make the most of the hot, but fertile, final months of summer, especially tomatoes, including a recipe for tomato-glut sauce. With the right light, you can grow tomatoes indoors all through the winter. Nothing captures the flavor of summer quite like a homegrown, perfectly ripe tomato, and for some gardeners, the quest for ultimate tomato taste becomes a way of life. Learn how you can use the free services of resident earthworms to make one of nature’s most potent fertilizers. |
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