PDF-Sharona Muir Animal Wisdom in the Age of Extinction E

O Wilsons Anthill Long before Darwin the philosopher Epicurus wrote that it is impossible to receive unmixed pleasures without knowing natural science The epicurean reader will 64257nd pleasure in EO Wilsons new novel Anthill with its beguiling her. 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. Overview. Extinctions are as important in the history of life as are the evolution of new species. Explaining extinctions is just as challenging a scientific question as explaining the evolution of new species. Frode Svartdal. . University. of . Tromsø. . Oct. 2013. Extinction: Basics. Extinction is defined in terms of a reinforcement process. Extinction contingencies. The . stimulus. (S. R. or US) is discontinued. The Sounds of Silence in Muir Woods. Problem: impacts to soundscapes; impacts to wildlife. Management Strategies: reduce the impact of use. Management Practices: . zoning; . information/ education. Muir Woods National Monument. 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 . EXTINCT is FOREVER!!. Non-human causes of extinction:. Volcanic events. Ocean temperature change. Sea level changes. Meteorites. Glaciations. Global climate change. Competition/predation. Human causes of extinction/loss of biodiversity - HIPPO. 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 . Peter Berck. Professor University of California, Berkeley. Visiting Professor, Ume. å Universitet. Marine Resource Destruction. We take it as given that policy should avoid causing very low populations of marine organisms.. a. nd the general public to set aside large tracts of land for ALL US citizens to enjoy.. John Muir did this through writing, descriptively, vividly, poetically, and passionately of the features that could be found in lands that had not yet been spoiled by the commercialism that had earlier ruined. Essential Questions. What is extinction?. Which species have become extinct in modern times? . What are the characteristics of past mass extinctions? . How do modern extinction rates compare with natural (background) rates?. Rd Matt Davis TrailPaci31c OceanMt TamalpaisTo East Peak of Mt TamMILL VALLEYTrailMuir WoodsTo Hwy 101 GASZen Center-Green Gulch FarmMUIR BEACHSTEEP RAVINESLIDE RANCHoaeTr11111MUIR BEACH OVERLOOKPANT . Large . Interstellar Polarisation . Survey. Stefano . Bagnulo. , Nikolai . Voshchinnikov. , Nick Cox (PI). Dust extinction, emission & . polarisation. . in the diffuse ISM. Simultaneously . model :. Background vs. Mass Extinction. Background extinction. = species gradually and continuously go extinct, creating a turnover of species through time.. Background extinction and mass extinction. 0. 600.