Smart site selection can make hydropower greener

Even though new hydropower dam developments are intended to provide green energy, they can drown areas that are rich in plant and animal species. But this kind of collateral damage can be limited by strategic site selection, ...

Ecotax championed, contested and still marginal in EU

Green taxes such as the one that France said Tuesday it would impose on plane tickets in 2020 are struggling to develop across the European Union, where they frequently faces resistance and protests.

Renewable energy reduces the highest electric rates in the nation

Coal is the primary fuel source for Midwest electric utilities. Michigan Technological University researchers found that increasing renewable and distributed generation energy sources can save Michigan electric consumers ...

Laser weapon system stops truck in field test

Lockheed Martin's 30-kilowatt fiber laser weapon system successfully disabled the engine of a small truck during a recent field test, demonstrating the rapidly evolving precision capability to protect military forces and ...

NIST test house exceeds goal; ends year with energy to spare

The net-zero energy test house at the National Institute of Standards and Technology (NIST) in suburban Washington, D.C., not only absorbed winter's best shot, it came out on top, reaching its one-year anniversary on July ...

NIST test house pursues energy surplus in final month

Heading into the final stretch of a year-long trial run, the experimental net-zero energy house at the National Institute of Standards and Technology (NIST) in Gaithersburg, Md., must overcome an energy deficit of 154 kilowatt ...

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Watt

The watt (pronounced /ˈwɒt/ wot; symbol: W) is a derived unit of power in the International System of Units (SI), named after the Scottish engineer James Watt (1736–1819). The unit, defined as one joule per second, measures the rate of energy conversion.

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