Scientists detect a surprising shift in human blood as CO2 rises

ScienceDaily
Aug 15, 2026, 10:39 am371 ptsTop
Rising carbon dioxide in the atmosphere may be leaving a measurable imprint inside the human body. Researchers analyzing more than two decades of U.S. health data found that blood bicarbonate levels have climbed about 7% since 1999, while calcium and phosphorus have declined—changes that closely track…

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