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Boosters for a more sustainably produced cement, which slashes greenhouse gas emissions up to 40% compared to ordinary portland cement production, say the material, called limestone calcined clay cement, is the next best embodied carbon reducer for concrete since portland limestone cement.
President Joe Biden's efforts this week to decarbonize federal buildings are part of a grand tradition of administrations using their purchasing power for environmental ends.
For his clean procurement efforts to have long-term impact, the president needs corporations to help drive demand for clean energy, electric vehicles and
Driven by China, global cement emissions globally have more than tripled since 1992.
Heat trapping carbon dioxide emissions from making cement have doubled in the last 20 years, data shows.