In this GeoShort, Dr. Ian Miller (Director of Earth and Space Sciences, Associate Curator of Paleobotany for the Denver Museum of Nature and Science) compares the end Cretaceous event that killed the Dinosaurs to other mass extinction events.Jesse and Ian also have a brief discussion about massive lava eruptions that can cause mass extinctions such as the Deccan Traps.Ian also provides an excellent explanation on how fossils form!  —————————————————— Instagram: @planetgeocast Twitter: @planetgeocast Facebook: @planetgeocast Youtube: https://www.youtube.com/channel/UCJ_A82nOMu0nIvZto6zMPqgEmail: planetgeocast@gmail.com