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    Lean Means Sustainability – Step 5 – Control

    Wednesday, December 15th, 2010

    Control – step 5 of the Six Sigma DMAIC process – ensures that improvements are sustained.

    The 2000 Watt Society

    Thursday, September 30th, 2010

    Currently each German uses 6000 Watts of energy around the clock. Researcher provide targets to reduce energy consumption to 2000 Watts around the clock. But this objective cannot be accomplished easily and is not necessary, if and when we switch away from fossil fuels to renewable energy sources.

    Electric Car’s Achilles’ Heel

    Tuesday, September 7th, 2010

    Batteries for electric cars do have a poor energy density compared to gasoline used for conventional cars. However, technological advancements and availability of distributed charging stations might be enough to make this disadvantage manageable for electric cars.

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