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Transformation Would Take Concrete from CO2 Villain to Hero

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A new type of concrete that uses calcium carbonate could transform the material from a big emitter of carbon dioxide to a tool to sequester the greenhouse gas. Brent Constantz, CEO of Blue Planet, says the calcium for the new product can be obtained from either seawater or brine while the carbonate could be extracted from power plant flue gases. 

Source: March 26 edition of the AGC SmartBrief e-newsletter which contained this March 25 article in the Brattleboro (VT) Reformer.

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