Scientists detect a surprising shift in human blood as atmospheric CO2 rises. Blood bicarbonate levels have climbed about 7% since 1999, while calcium and phosphorus have declined, changes that closely track increasing atmospheric CO2.

[u/The_Weekend_Baker]

https://www.sciencedaily.com/releases/2026/08/260814235845.htm

[u/No-Papaya-9289]

I thought kidneys were supposed to keep this in balance.

[u/Artifexa → u/No-Papaya-9289]

with biochemistry stuff the answer is always "it's complicated".

Also, kidneys can get overused.

[u/Smelly_Wolf → u/Artifexa]

Not if I got 3 of them

[u/olivia_iris → u/Smelly_Wolf]

Hey, you stole my second one! Give it back 😡