PPT-Crisis at the end of the Permian: global change and the greatest mass extinction in the

Pedro J Marenco Bryn Mawr College Department of Geology End Cretaceous Mass Extinction End Permian Mass Extinction The Big 5 Mass Extinctions modified from Alroy 2010 End Permian End Triassic. ASTR 1420. Lecture. 9. Sections : 4.6, 6.4, 11.3. Mass Extinctions in the Earth History. Mass Extinctions. Check . http://en.wikipedia.org/wiki/Impact_event. http://en.wikipedia.org/wiki/Mass_extinction. AP Environmental Science. Mr. Grant. Lesson . 38. Objectives:. Define . the terms . extinction. , . extirpation. and . mass extinction. .. Contrast . background extinction rates and periods of mass extinction.. Pedro J Marenco. Bryn Mawr College Department of Geology. End . Cretaceous . Mass Extinction. End Permian Mass Extinction. The Big 5 Mass Extinctions. (modified from . Alroy. , 2010). End Permian. End Triassic. The sixth . m. ass . e. xtinction. Objectives. Define . extinction.. Give examples of (1) past mass extinctions (2) and recent species . extinctions.. Compare current extinction rates with background extinction . Objectives:. Define the terms . extinction. , . extirpation. and . mass extinction. .. Contrast background extinction rates and periods of mass extinction.. Evaluate the primary causes of biodiversity loss.. Modern Extinctions. In the tropical Pacific, 154 species, mostly birds of large size, those that nested on the ground, and those that were flightless were the first casualties (Boyer 2008, 2009). In . The rise and fall of biodiversity. Four major mass extinctions of marine organisms:. End of Silurian Devonian, Permian, and Cretaceous). Rise in diversity during Cambrian, Silurian, Cretaceous, and Paleogene. ASTR 1420. Lecture . 9. Sections : 4.6, 6.4, 11.3. Mass Extinctions in the Earth History. Mass extinction . (a.k.a. extinction event) : is a sharp decrease in the number of species in a relatively short period of time.. Steve Ward, MA, BCBA. Whole Child Consulting, LLC. www.wholechildconsulting.com. http://. www.facebook.com. /. wholechildconsulting. Escape behavior is a problem. Escape/avoidance is the most common function of SIB (38.1%) (Iwata, et al, 1994). Opportunities and. Adaptive Radiations. Overview. Extinctions. Adaptive Radiations—New Niches. Stem mammals survived and experience adaptive radiation.. Evolution of birds, feathers, flight, and flightlessness.. . . . Species. . A. . group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding. .. Speciation. . It.  is the . evolutionary.  process by which populations evolve to become distinct . Trexler. et al., 2004. Background. Orogenies. in the Paleozoic in western North America have traditionally been grouped into two:. Late-Devonian through Early Mississippian Antler Orogeny. Late Permian-Early Triassic Sonoma Orogeny. Good progress:. Define the term extinction. Explain how extinction may be caused.. Outstanding progress:. Explain that organisms become extinct because something changes and the species cannot adapt quickly enough to the new circumstances.. Matthew Jones. Purdue University. ICHEP 2020. 1. July 29, 2020. Mu2e Conversion: Physics Motivation. Charged lepton flavor violation is . allowed. in the standard model and in many models of new physics.