Friday, October 20 2017, 3:30pm Geology 220A Special Event 15 minute talks: Rebecca Lybrand, Oregon State University - Cross-scale perspectives on mineral weathering in the critical zone Pedro Monarrez, UGA - Testing for escalation across spatial scales during the Middle Jurassic: discordant occurrence and abundance patterns across local, regional, and global scales Kesley Warden, UGA - Tectonic Patterns of Shortening Landforms in Mercury’s Northern Smooth Plains Laura Frackell, UGA - Mineralogical mapping of light-toned, sulfate-rich deposits in eastern Valles Marineris, Mars