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174 results for "tidal power"
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Ken Salazar Opens Up Public Lands to Coal Mining

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A major expansion of coal mining is planned for Wyoming's Powder River Basin.

U.S. Interior Secretary Ken Salazar just announced that vast coal reserves on federal land in the Powder River Basin in Wyoming will be put up for auction over the next five months. This will lead to approximately 758 tons of coal being excavated. With the abundance of alternative energy sources available, and the Obama administration's stated commitment to move the country toward a cleaner......read more

U.S. Army Launches Net Zero Program

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Military steps up effort to go green.

From solar powered troops tents to biofuel warships, sustainability has become an important part of U.S. military strategy over the past couple years. The latest plan may be the Army's most ambitious yet. The Army is aiming for all bases across the country to become net zero by 2030. In other words, all new buildings must have net zero energy consumption and zero carbon emissions annually. The......read more

Renewable Energy Will Go Global This Year, Says UN

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2012 declared the International Year of Sustainable Energy for All

According to United Nations Secretary-General Ban Ki-moon, 2012 will be the year that sustainable energy goes worldwide. This week, Ban launched the UN's International Year of Sustainable Energy for All, urging businesses and governments to quicken the adoption of energy efficiency standards, increase use of renewable energy, and help achieve universal energy access by......read more

Power Trip

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Whether renewables or fossil fuels, NIMBYism runs rampant when it comes to energy transmission infrastructure

The reasons for opposing TransCanada's Keystone XL proposal are as vast as the territory the pipeline aims to cover: climate change, a lack of proper environmental review, destruction of ecosystems, perpetuating our reliance on fossil fuels. But, according to NYT environment reporter Elizabeth Rosenthal, no objection has a hold on the popular imagination like the image of a massive......read more

EPA Limits Power Plant Emissions

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Will the first-ever cap on carbon emissions accelerate the demise of coal?

Americans looking to kickstart the shift away from dirty energy scored a big victory this week, as the Environmental Protection Agency proposed limits on heat-trapping pollution from new power plants. The proposed regs would require new plants to emit about 43 percent less carbon dioxide than existing coal-fired generators. "Today we're taking a common-sense step to reduce pollution in our air,......read more

Court Backs EPA On Climate Rules

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Federal judges deal climate smackdown with unanimous decision to uphold emissions regs

In a finding that restores our faith in judicial common sense, a federal appeals court in Washington has upheld the Environmental Protection Agency's right to regulate greenhouse gases in the name of public health.  The decision is a major victory for Obama's climate pollution policy and a decisive blow to the utilities, coal companies, Koch-funded climate deniers and states like Texas that......read more

Monovolume Architects: Punibach Hydroelectricity Station

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An alpine hydro plant embedded into the hills of northern Italy

Conceived as a fracture in the landscape, monovolume's Punibach hydroelectric power station is harmonically integrated into its alpine surroundings. A concrete slab separates the smooth hilly landscape and the raw building structure made out of natural, earth coloured materials. At night, the thin wood planks that form a lamellar wall allow warm light from the interior to glow in......read more

Fenix's Velo Generates Pedal Power

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New device captures energy from riding your bike

When you ride a bike, your legs generate power (duh), and no small amount, either. According to Mapawatt, pro cyclists riding the Tour de France generate as much as 430 watt-hours. What if we could capture that energy and use it to power other stuff?  That's the question asked -- and answered -- by Fenix, an SF-based tech company focused on creating renewable energy products for emerging......read more

Airborne Wind Turbine to Bring Clean Energy to Alaska

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Altaeros Energies looks to serve the energy needs of remote areas with its Buoyant Airbone Turbine

Ryan Grenoble for the Huffington Post: It's a bird. It's a plane. It's a ... high-altitude flying wind turbine. A company by the name of Altaeros Energies, borne from the labs at MIT, is poised to break the record for the highest wind turbine ever deployed, with plans to float an electricity-generating device at an altitude of 1,000 feet above a site south of Fairbanks, Alaska. The......read more

Powers of Ten

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Riveting short film from Charles and Ray Eames.

In 1977, the Eameses took a break from designing iconic furniture to produce this mind-expanding video exploring the relative size of things, from the microscopic to the cosmic. Superb. Bonus images: Charles Eames (in lift) filming early version of film, chart plotting film sequences ...read more

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