Just as Nest changed the thermostat game, perhaps Haiku will change the residential ceiling fan game.  This is the “world’s most efficient ceiling fan,” the “quietest fan in the world,” and the “most sustainable” fan, according to Big Ass Fan, the company behind the new product.

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Dutch-based Lemnis Lighting is hitting the LED scene with a cut-rate, basic light bulb selling for $4.95 — the Pharox 200 Blu.  It uses 5 watts, has a 2700 K color temperature, has a CRI of 85, lasts about 15,000 hours, and outputs 240 lumens.  The bulb could replace 25W incandescents and is suitable for task lights, accent lights, and other ambient illumination.

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The Green Button Initiative is gaining traction with the launch of Green Button Connect, a web portal launched by energy-focused software developer, Tendril.  One side of the site serves consumers who can upload their green button data and try out different applications to make sense of it. The other side of the site serves developers who want to develop applications for these consumers to use.

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Letting the sun’s rays reach your home’s interior rooms, or down to lower level, is a challenge on any project, and virtually impossible without cutting a large hole in your roof. But now, Solectric offers an electronic skylight that promises the next best thing — interior lighting that is powered by the sun and can be rendered at the same color temperature.

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The Green Button initiative, which gives customers access to their energy consumption data, is gathering steam as three California utilities announced in January they are offering the standardized energy use data to more than 10 million customers.  The initial announcement by San Diego Gas & Electric, Southern California Edison, and Pacific Gas & Electric was followed by Glendale Power and Water, and Pepco Holdings, Inc., which said it will provide the streamlined data by summer of 2012 as it continues to deploy smart meters in its service area.

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