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Concrete: a 'Burning' Issue

Posted on September 02, 2008

Concrete is responsible for 7 to 10 percent of global carbon dioxde emissions, making it the third largest greenhouse gas producer behind transportation and electricity production. In this article, Jer Faludi explores some innovative alternatives to concrete being made from industrial waste. These materials, such as fly-ash, slag, silica fume, and rice hull ash, have a much smaller carbon footprint than concrete and would have otherwise been sent to the landfill. The only real barrier to replacing cement, writes Faludi: Industry inertia and unfamiliarity with the technological options: after ...

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carbon , carbon footprint , emissions , greenhouse gas