←back to thread

480 points riffraff | 1 comments | | HN request time: 0.207s | source
Show context
SwtCyber ◴[] No.44461788[source]
If deep water is now rising and releasing centuries of stored CO2, we're talking about a major shift in Earth's climate plumbing. Also wild that this only became visible thanks to a novel satellite processor
replies(2): >>44462526 #>>44465377 #
geysersam ◴[] No.44462526[source]
Why would the deep water have more dissolved CO2 than the surface water?
replies(3): >>44462552 #>>44464485 #>>44464706 #
1. pfdietz ◴[] No.44464706[source]
The Biological Pump. Organic matter created at the surface (by photoplankton and by consumers) falls into the deep ocean, where other biological processes oxidize it back to CO2.

https://en.wikipedia.org/wiki/Biological_pump