Landfill

Recycling Concrete v. Placing it in a Landfill: A Comparison of Greenhouse Gas Emissions

As one of the most abundantly used resources in the world -- second only to water, according to some measures -- determining what to do with concrete once it is no longer needed in its original application is a major issue. Most of the time, waste concrete is not structurally flawed or degraded, but the building or structure it was used in is simply no longer needed or is being rebuilt and so the concrete must be torn down while there is still a great deal of usefulness in it. Recycling the concrete thus seems like a very good idea, and to be sure recycling concrete can lead to a major reduction in the raw materials needed around the globe each year for a variety of concrete construction projects. A great deal of energy is...
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