osmosis Archives – The Green Optimistic green tech news, since 2008 Mon, 28 Dec 2009 19:41:12 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 NASA is Producing Biofuel from Algae Grown in Sewages https://www.greenoptimistic.com/nasa-is-producing-biofuel-from-algae-grown-in-sewages-20091228/ https://www.greenoptimistic.com/nasa-is-producing-biofuel-from-algae-grown-in-sewages-20091228/#comments Mon, 28 Dec 2009 19:41:12 +0000 https://www.greenoptimistic.com/?p=5927 NASA has recently been very interested not only in space exploration but as well in the rising energy costs and climate change. NASA Ames Research Center in Moffett Field, California, has developed a system of growing algae in waste-water for the biofuel production.

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]]> https://www.greenoptimistic.com/nasa-is-producing-biofuel-from-algae-grown-in-sewages-20091228/feed/ 1 5927 Saltworks' New Desalination Technology Uses 70% Less Energy https://www.greenoptimistic.com/saltworks-new-desalination-technology-uses-70-less-energy-20091116/ https://www.greenoptimistic.com/saltworks-new-desalination-technology-uses-70-less-energy-20091116/#comments Mon, 16 Nov 2009 20:38:23 +0000 https://www.greenoptimistic.com/?p=5369 Saltworks Technologies reported that they can produce 1 cubic meter of fresh water using just 1kWh compared to 3.7kWh per cubic meter achievable using reverse osmosis.

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]]> https://www.greenoptimistic.com/saltworks-new-desalination-technology-uses-70-less-energy-20091116/feed/ 1 5369 Freshwater and Electricity Through Osmosis https://www.greenoptimistic.com/freshwater-and-electricity-through-osmosis-20090115/ https://www.greenoptimistic.com/freshwater-and-electricity-through-osmosis-20090115/#comments Thu, 15 Jan 2009 18:49:24 +0000 https://www.greenoptimistic.com/?p=1612 Robert McGinnis, Yale doctoral student and Menachem Elimelech, Chair of Chemical and Environmental Engineering, have developed systems that can harness the power of osmosis to transform non-potable water sources like seawater to freshwater and generate in the same time electricity.

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