We demonstrate here that a single physical phenomenon, specifically, a naturally changing balance between intensities of temperature advection and diffusion in the viscous ice media, may influence the entire spectrum of the Pleistocene variability from orbital to millennial timescales.
Verbitsky, M., & Crucifix, M. (2021). ESD Ideas: The Peclet number is a cornerstone of the orbital and millennial Pleistocene variability. Earth System Dynamics, 12, 63-67. https://doi.org/10.5194/esd-12-63-2021 (Original work published 2021)