Dana L. Royer

Reading a CO2 signal from fossil stomata.

D. Beerling, D. Royer, Dana L. Royer, 2002, The New phytologist.

Paleobotanical evidence for near present-day levels of atmospheric Co2 during part of the tertiary.

D. Beerling, R. Berner, D. Royer, 2001, Science.

Toward a Cenozoic history of atmospheric CO2

Daniel P. Maxbauer, R. DeConto, V. Ferrini, 2023, Science.

Geobiological constraints on Earth system sensitivity to CO2 during the Cretaceous and Cenozoic

D. Beerling, D. Royer, M. Pagani, 2012, Geobiology.