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Bill Gates shares his plan for avoiding climate disaster

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

Coal ash = environmental win (when you recycle it)

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