Rising CO₂ levels are reflected in human blood. Scientists don’t know what it means

Humans evolved in an atmosphere containing roughly 200–300 parts per million (ppm) of carbon dioxide (CO₂). Today, that ...
StudyFinds on MSN

Scientists link rising CO2 to shifts in human blood chemistry

Study Suggests Human Blood Could Be Pushed Past Its Healthy Limits Within 50 Years In A Nutshell A new analysis of U.S. blood test data from 1999 to 2020 found that average bicarbonate levels in the ...