carbon emission reduction Archives – The Green Optimistic green tech news, since 2008 Mon, 29 Sep 2014 10:39:29 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 MIT Researchers Cook Up Eco-Friendly Cement https://www.greenoptimistic.com/mit-researchers-cook-eco-friendly-cement-20140929/ https://www.greenoptimistic.com/mit-researchers-cook-eco-friendly-cement-20140929/#respond Mon, 29 Sep 2014 10:39:21 +0000 https://www.greenoptimistic.com/?p=49366 Researchers from the MIT claim to have found the way to reduce greenhouse gas emissions from one of the most polluting processes- that of making cement. The team did not introduce any new ingredients. Instead, they only tweaked the ratio between calcium and silica-rich clay. Cement is one of the core ingredients in the making […]

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]]> https://www.greenoptimistic.com/mit-researchers-cook-eco-friendly-cement-20140929/feed/ 0 49366 Fraunhofer's Very Efficient Solar Cell Concentrator https://www.greenoptimistic.com/fraunhofers-very-efficient-solar-cell-concentrator-20090627/ https://www.greenoptimistic.com/fraunhofers-very-efficient-solar-cell-concentrator-20090627/#respond Sat, 27 Jun 2009 20:13:01 +0000 https://www.greenoptimistic.com/?p=3830 Solar cell system which concentrate solar light through lenses seem to be the most efficient and advantageous. The concentrator enables the system to work with cheaper lens system instead of expensive semi-conductor materials, making it as well more efficient.

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