A group of researchers at the Sandia National Laboratories found a new way to predict and prepare for fluctuations in electricity generation due to changes in weather – cold, heat, clouds and airborne dust.

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Stanford engineers are finding that the conventional limits on solar cell efficiency may not apply at subwavelength light levels and under certain material conditions.

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The New York City Council passed several recommendations yesterday, preparing the way for more green building. The addition of “the environment” to the purpose of the building code was a large step for members of the Green Codes Task Force.

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