December 25, 2019 updates Posted on December 25, 2019June 28, 2020 by Doug Loss High-Resolution Transmission Spectra of Earth through Geological Time https://arxiv.org/abs/1912.11149 Simulations of Water Vapor and Clouds on Rapidly Rotating and Tidally Locked Planets: a 3D Model Intercomparison https://arxiv.org/abs/1912.11329 Transition from eyeball to snowball driven by sea-ice drift on tidally locked terrestrial planets https://arxiv.org/abs/1912.11377