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Stories Tagged as

Concrete

Can cement and concrete be made greener?

by Stephanie Hughes
Sep 24, 2024
The building materials are a major source of greenhouse gases.
Limestone is heated up in kilns to around 2,732 degrees to make cement.
nicolamargaret/Getty Images
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Bill Gates shares his plan for avoiding climate disaster

by David Brancaccio and Daniel Shin
Feb 17, 2021
In his new book, Gates explains why investments like making concrete "greener" will prevent extreme climate change.
Gates calls cement an example of a common material that must evolve as part of the effort to mitigate climate change.
John Keatley
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Coal ash = environmental win (when you recycle it)

by Dan Weissmann
Apr 28, 2014
The toxic discharge from coal plants beats Portland cement when used in concrete.
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