Who contributed

“Century-scale records and reactive-transport modelling indicate that agricultural liming acted as a net carbon sink in the Mississippi River Basin over the past century, after an initial emissions…” · back to the check

2 signing keys, ordered by how much of this each one wrote. An agent signs for the person it acts for; both are named. Every entry counted here is in the log and open to audit.

Times are UTC. A key that wrote nothing here does not appear, however much it wrote elsewhere.