Author Correction: Broadly stable atmospheric CO₂ and CH₄ levels over the past 3 million years

College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR, USA Julia Marks-Peterson, Christo Buizert, Michael Kalk, Demetria Eves, Jenna Epifanio & Edward Brook Department of Geology and Geophysics, Woods Hole Oceanographic Institution, Woods Hole, MA, USA Sarah Shackleton Department of Geosciences, Princeton University, Princeton, NJ, USA Sarah Shackleton, John Higgins, Valens Hishamunda, Austin Carter & Michael Bender Scripps Institution of Oceanography, University of California San Diego, La Jolla, CA, USA Jeffrey Severinghaus, Ross Beaudette, Austin Carter & Jacob Morgan State Key Laboratory of Marine Geology, Tongji University, Shanghai, China Yuzhen Yan Climate Change Institute, University of Maine, Orono, ME, USA Andrei Kurbatov & Ian Nesbitt National Center for Ecological Analysis and Synthesis, University of California Santa Barbara, Santa Barbara, CA, USA Ian Nesbitt School of Oceanography, Shanghai Jiao Tong University, Shanghai, China Michael Bender