linkedin post 2014-01-17 07:39:20

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HYDROGEN FUEL ECONOMY. "In many developed nations, major energy policy documents have outlined the case for such a H2 fuel economy, particularly because of the need to reduce atmospheric greenhouse gases. But they have then faced problems associated with the high cost of generating H2, as well as the problem of intermittency in renewable energy electricity supplies."" " http://lnkd.in/dSiUFwU View in LinkedIn
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linkedin post 2014-01-19 06:25:26

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NEW PLANT EFFICIENCY NEEDED. "The 2.2-fold increase in food calories available per capita that was achieved over the past 50 years is associated with a 7.3-fold increase in the amount of nitrogenous fertilizer applied and a more than 3-fold higher input of phosphate." This review outlines a number of engineered plant solutions to meet humanity's future plant food needs. It is no longer a question of nice to have, but one of must have. " " http://lnkd.in/dHuee-i View in LinkedIn
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linkedin post 2014-01-17 07:37:54

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GLOBAL PHOTOSYNTHESIS CALCULATION II. "World energy consumption is currently about 450 exajules per year (EJ/yr), or 125,000 terawatt hours. Photosynthesis, the ultimate source of our oxygen, food, and fossil fuels, is a great invention of nature that has been deployed on Earth for about 2 billion years. In its present technologically unenhanced form, photosynthesis globally already traps around 4,000 EJ/yr of solar energy in the form of biomass."" " http://lnkd.in/dSiUFwU View in LinkedIn
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linkedin post 2014-01-19 06:24:11

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SYNTHETIC SUN POWER CHALLENGES AND SOLUTIONS. "The major scientific challenges in artificial photosynthesis fall into three areas: light capture, water splitting (or catalysis), and carbon-dioxide reduction. In each of these areas, nanotechnology and synthetic biology present opportunities for significant improvements."" " http://lnkd.in/dSiUFwU View in LinkedIn
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linkedin post 2014-01-17 07:36:02

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SOLAR ENERGY I. "More solar energy strikes the Earth’s surface in one hour of each day than the energy used by all human activities in one year." This oft-quoted factoid is actually 450 EJ/year of world consumption vs 4,000 EJ/year of photosynthetic production. See next post. A compelling relative scale for a perspective. " " http://lnkd.in/dSiUFwU View in LinkedIn
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linkedin post 2014-01-19 06:22:57

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CYANOCACTERIA'S PHOTOSYTEM II "powers the planet with solar energy. If there is a design that is perfect for harnessing the energy of the sun, this is it. And we want to use nature as a blueprint to design s new generation of bio-inspired solar cells that builds on the efficient design principles of nature."" " http://www.ncbi.nlm.nih.gov/m/pubmed/23816912/ View in LinkedIn
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linkedin post 2014-01-17 07:25:55

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PHOTOSYNTHESIS FOR POWER in the Sustainocene age. "This concept involves all human structures using sunlight to split water as a source of hydrogen (which when burnt as a fuel produces water) and to absorb carbon dioxide and use it to make food or fertilizer."" " http://lnkd.in/dbe42XY View in LinkedIn
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linkedin post 2014-01-19 06:21:24

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MIT PHOTOSYNTHETIC KIT PROTOTYPE. "Within a few years a villager in a remote, off-grid location could “take that bag, mix it with anything green and paint it on the roof” to start producing power, which could then charge cellphones or lanterns." A kit the size of a door could power a home. " " http://lnkd.in/dc7Uggbhttp://lnkd.in/dRZAqQ6 View in LinkedIn
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linkedin post 2014-01-18 06:15:21

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CLEAN TRILLION INITIATIVE. "Billionaire investors and climate-focused policy advocates like hedge-fund founder billionaire Tom Steyer and former U.S. Treasury Secretary Robert Rubin gathered at the United Nations this week to call for more investments in renewables and changes to financial markets that would boost investments, according to Bloomberg. The figure they had in mind? $1 trillion per year—dubbed a “Clean Trillion” by Ceres and others."" " http://lnkd.in/dSt8qyU View in LinkedIn
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