FriFeb282020 "Vertebrate transitions from land to water in the Mesozoic …and the early history of ichthyosaurs"Ryosuke Motani, University of California, Davis Feb 28, 2020 at 3:00pm Geoscience Colloquium FriFeb212020 Anthropogenic Land Cover Change Models: Using Paleoecological and Archaeological Data to Correct, Constrain, and (Someday) Replace Them Kathleen Morrison, University of Pennsylvania Feb 21, 2020 at 3:00pm Geoscience Colloquium FriFeb142020 A warming steppe in Mongolia and a zinc-polluted mountain in Pennsylvania Brenda B. Casper, University Of Penn Feb 14, 2020 at 3:00pm Geoscience Colloquium Load More