This cement alternative absorbs CO2 like a sponge
Cement has been called the foundation of modern civilization, the stuff of highways, bridges, sidewalks and buildings of all sizes. But its production comes with a huge carbon footprint. Environmental chemist David Stone was seeking a way to keep iron from rusting when he stumbled upon a possible substitute that requires significantly less energy. Special correspondent Kathleen McCleery reports.
Read the full transcript: http://www.pbs.org/newshour/bb/cement-alternative-absorbs-carbon-dioxide-like-sponge/
Видео This cement alternative absorbs CO2 like a sponge канала PBS NewsHour
Read the full transcript: http://www.pbs.org/newshour/bb/cement-alternative-absorbs-carbon-dioxide-like-sponge/
Видео This cement alternative absorbs CO2 like a sponge канала PBS NewsHour
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