Article 3V7D9 Concrete production uses a ton of sand and emits a lot of carbon. Here are some greener alternatives.

Concrete production uses a ton of sand and emits a lot of carbon. Here are some greener alternatives.

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from PRI: Latest Stories on (#3V7D9)
Story ImageByproducts from coal-fired power plants and metal production can help lower the carbon footprint of concrete production.
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