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Toyota, Tesla and Vestas ranked among world’s top green companies
Toyota, Tesla, Vestas, DONG Energy and Panasonic are among the top ranked companies in the first ever Carbon Clean 200 list, which claims the world’s greenest large companies are outperforming their more polluting counterparts by as much as three to…
Sun Power Holds World Record for Most Efficient Rooftop Solar Panel, Again
SunPower once again holds the record for the world’s most efficient rooftop solar module, achieving an NREL-validated 24.1 percent. NREL scientist Keith Emery, manager of the PV cell and module performance laboratory, provided the verdict in a release: “The module…