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  • The Solar Roof That Will Cost The Same As Shingle Roofs

    The way Elon Musk tells it, today’s solar panels have the same problem electric cars once did—they look funny and don’t work that well. He doesn’t think solar-paneled roofs will truly take off until they’re as attractive and as inexpensive as other kinds of roofs. He made his point—with lifesize visual aids—in October 2016 on […] More

  • watercube

    Solar Drinking Water

    You can use solar power to pump water, you can use solar power to heat water, and you can use use solar power to purify water, but what if you could use solar power to make water. A few dreamers are working toward this reality. In June 2016, Artist Ap Verheggen unveiled WaterCube. Watch the […] More

  • Urine Powered Generator

    Girl Power! Four young Nigerian girls have invented a generator that runs on urine. The invention was first displayed in Lagos, November, 2012, at the 4th annual Maker Faire, a pan-African innovation fair. Three 14-year-olds, Duro-Aina Adebola, Akindele Abiola, Faleke Oluwatoyin and 15-year-old Bello Eniola are the inventors. How The Urine Powered Generator Works The […] More

  • The 4 Types of Solar Cookers

    Downing trees or gathering sticks to fuel stoves is a major cause of deforestation and desertification. But if you could get that fuel free from the sun… The Panel Solar Cooker The Panel Solar Cooker uses reflective panels to focus sunlight onto a pot. These work best in tropical climates or in the warmer months […] More

  • Toshiba to Get Energy From the Ocean

    The well known Japanese company Toshiba and its perhaps not as well known co-patriate IHI have been tapped to pilot a new ocean energy project that will deploy a phalanx of underwater turbines that float like kites. The project demonstrates once again how legacy companies are transitioning to new clean tech. At a little less […] More

  • Mexico’s Marersa Expands Its Wave Power Offerings

    Maremotrices de Energias Renovables (Marersa) is expanding its wave power offerings. Currently, Marersa has a three megawatt plant at Rosarita in Baja California. They are looking to expand to Colombia, Costa Rica, Guatemala, Panama, and the Dominican Republic, as well as building more wave power plants in Mexico. More

  • Twenty Hydroelectric Power Facts

    Hydroelectric power accounts for nearly 16% of the world’s electric production. Electricity is produced by water falling through a turbine, either from a natural or artificial waterfall. Hydroelectric generation works equally well on a large scale to provide power to cities or regions or on a small scale to provide power to a single household or project. More

  • Seattle Solar Install

    Seattle Solar Installation Q&A

    Seattle Solar Electricity Q&A I sat down last week with Amy Beaudoin of West Seattle Natural Energy, a solar & wind energy installer based here in West Seattle. We talked about a bunch of questions that I had as well as questions submitted by readers on topics like: Things you can do to improve your […] More

  • Sustainability 101: How To Build A Solar Oven

    You know those hot summer days when you can see heat waves rising from the sidewalk, and people say things like “that sun’s hot enough to fry an egg”? Well, there’s more wisdom to that statement than you might think. More

  • Should We Give a Dam About Hydro Power?

    The International Commission for Large Dams held its 78th annual meeting recently in Ha Noi, attracting 800 delegates from 90 countries. Vietnam’s Deputy Prime Minister Hoang Trung Hai made a speech emphasizing dams and hydro-electricity as a way of dealing with water deterioration and climate change. As Indian Council of Power Utilities President C.V.J Varma […] More

  • Brazil Approves Enormous Hydroelectric Dam in Heart of Amazon

    Brazil has approved an environmental license for the construction of a huge hydroelectric dam in the heart of the Amazon rainforest, bringing criticism from environmentalists for potential damage to the river basin and displacing indigenous peoples, even though the project is touted as a carbon neutral way to meet the region’s power needs. According to […] More

  • 1.5 Megawatts of Wave Power Coming to Oregon

    The first phase of an Oregon wave power project off the coast of Reedsport has begun with the contract award to build the first PowerBuoy. This project is the”first commercial wave energy PowerBuoy® system in North America”, and eventually 10 buoys will be brought online.   One buoy will produce 150 kilowatts and create 30 jobs, […] More

  • Award-Winning HydroVolt Makes a Splash in Micro Hydro

    In talking about renewable and sustainable energy sources, most people think about brand new technologies. In truth, many renewable technologies are improvements and updates of energy options that have been around for centuries. The Hydrovolt is a new take on hydroelectric power that is making a splash in the micro-hydro world. The Hydrovolt is “a […] More

  • Mitigating Chesapeake Bay Pollution by Making Algae Biodiesel

    The Chesapeake Bay has long been plagued by pollution, and in fact a large portion has been declared a “marine dead zone“. This largest estuary in the United States is fed by 11 large rivers that contain run-off, which deplete the water of oxygen and are responsible for large algal blooms. The York River, which […] More

  • Floating Waterwheel Could Revolutionize Micro Hydroelectric Power Generation

    A new hydroelectric device, the Hydro-Electric Barrel (HEB) could bring renewable power generation as close as the nearest flowing water, making micro-hydro a reality for many who live near streams and rivers. The inventors claim it to be both efficient and cost-effective, as well as being less intrusive to the environment than other hydroelectric solutions. […] More

  • Scotland Offers £10 Million Prize for Wave Energy Innovation

    In order to harness Scotland’s immense marine energy resources and achieve a renewable energy target of 50% of electricity generated through renewable sources by 2020, the country has put its money where its mouth is. The Saltire Prize is a £10 million prize challenge for advances in wave and tidal energy in Scottish waters, and […] More

  • Himalaya May Become Most Heavily Dammed Region of the World

    The Himalaya region of the world is undergoing rapid change from global warming. For example, glaciers in the Tibetan Plateau are melting at a “worrisome speed,” according to Xinhua news agency. Over the past 40 years, Tibetan glaciers have receded 196 square KM, or 1/4 the size of New York City. Despite such loss of […] More

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