Washington (ONGC) Analysis | June 25, 2021 by Michael Wells
After water, concrete is the most widely used substance in the world. But this does not mean it is safe. Concrete is responsible for 5-7% of global CO2 emissions. It outweighs the combined mass of every tree, bush, and shrub on Earth, and it hardens and degrades slowly. Joni Mitchell once wrote a song about paving paradise to put up a parking lot, and that has already happened.
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