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Enlarge / The Chinese already have a number of dams in the generally arid Tibetan Plateau. A study recently published by a team of researchers at Beijing’s…

2021-12-24 It has now been 53 weeks since the first shipments of the COVID-19 vaccine were sent out to states, kicking off the largest vaccination campaign in human history. As of December 21, 606,309,295 doses of the vaccine have been…

2021-12-17 It has now been 52 weeks since the first shipments of the COVID-19 vaccine were sent out to states, kicking off the largest vaccination campaign in human history. As of December 16, 599,876,215 doses of the vaccine have been…