Key points
- Suspect parameter changed to new references
- Main results of original study hold true
- Demonstrated skill of MyAMI model, superior to existing correction factors
Hain M. P., Sigman D. M., Higgins J. A. & Haug G., H., in press. Response to comment by Zeebe and Tyrrell on “The effects of secular calcium and magnesium concentration changes on the thermodynamics of seawater acid/base chemistry: Implications for the Eocene and Cretaceous ocean carbon chemistry and buffering”. Global Biogeochemical Cycles. Article (subscription required).
