low carbon cement Archives – The Green Optimistic green tech news, since 2008 Wed, 14 Apr 2010 13:03:27 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Rice Husks Making Cement Become Less Of a Polluter https://www.greenoptimistic.com/rice-husks-cement-20100414/ https://www.greenoptimistic.com/rice-husks-cement-20100414/#comments Wed, 14 Apr 2010 13:03:27 +0000 https://www.greenoptimistic.com/?p=7349 Cement is made by heating limestone with clay at high temperatures, and is responsible for 5 percent of the global carbon dioxide emissions, with a ton of CO2 released for every ton of cement produced. To reduce that figure, a team of researchers from the University of Dundee in UK, developed an environmentally-friendly cement made of waste organic materials, such as rice husks.

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