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In the Light of Evolution, Volume II: Biodiversity and Extinction (2008)
National Academy of Sciences (NAS)

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. "15 Three Ambitious (and Rather Unorthodox) Assignments for the Field of Biodiversity Genetics--JOHN C. AVISE." In the Light of Evolution, Volume II: Biodiversity and Extinction. Washington, DC: The National Academies Press, 2008.

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In the Light of Evolution: Volume II—Biodiversity and Extinction

Accordingly, many scientists and conservation organizations are actively engaged in identifying threatened sites around the world where exceptional concentrations of rare or endemic species still exist and where conservation efforts might therefore be focused to best effect (Prendergast et al., 1993; Myers et al., 2000; Williams et al., 1996). For example, it has been estimated that as many as 44% of vascular plant species and 35% of all vertebrate species (exclusive of fishes) are confined to 25 biodiversity hotspots that comprise only 1.4% of Earth’s land surface, and that for the cost of perhaps as little as $500 million annually, a biotic reserve system centered on such treasure-rich locations could be a “silver bullet” for biodiversity protection (Myers et al., 2000). A related suggestion is that sites meriting high priority for protection should display exceptional concentrations of phylogenetically distinctive taxa (Vane-Wright et al., 1991; Faith, 1992a; Krajewski, 1994; Humphries et al., 1995; Crozier, 1997), the rationale being that organismal lineages with long-independent evolutionary histories contain disproportionately large fractions of the planet’s total extant genomic biodiversity (May, 1990b, 1994; Avise, 2005).

These various suggestions for biotic reserves need not be at odds. Indeed, given the dire prospects for global biodiversity in the ongoing extinction crisis and the total inadequacy to date of commensurate responses by most governments, the more natural parklands that societies can be persuaded to sequester under any reasonable biological motivation, the better. Furthermore, the parkland effort need not be confined to governmental initiatives, as well illustrated by the welcome activities of NGOs such as the Nature Conservancy and Conservation International. A related hope is that philanthropists and profit industries also will become increasingly persuaded of the urgency to protect remaining nature, if for no other reason than in their own enlightened financial (as well as ethical) self-interest.

To pick just one such example of the potential for private involvement, an inspirational business venture (“IQ RESORTS by PANGEA WORLD”) spearheaded by Hana Ayala (Lempinen, 2006) aims to partner responsible and forward-thinking members of the hotel/tourism industry with world-class scientists in a global vision to promote science and protect biodiversity as an integral part of the business plan (which would include the acquisition and preservation of extensive nature reserves in key locations, as well as the generation of new funding mechanisms for the biodiversity sciences). Three underlying premises of this initiative are as follows: (i) knowledge mobilized through scientific research is the ultimate inexhaustible resource; (ii) the world’s most spectacular and biodiverse landscapes and seascapes are primary reservoirs for scientific knowledge that in turn can promote long-term conservation efforts in pragmatically effective and economically sustainable ways; and (iii) the international

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Front Matter (R1-R18)
Part I: Contemporary Patterns and Processes in Animals (1-4)
1 Ecological Extinction and Evolution in the Brave New Ocean--JEREMY B. C. JACKSON (5-26)
2 Are We in the Midst of the Sixth Mass Extinction? A View from the World of Amphibians--DAVID B. WAKE and VANCE T. VREDENBURG (27-44)
3 Patterns of Biodiversity and Endemism on Indo-West Pacific Coral Reefs--MARJORIE L. REAKA, PAULA J. RODGERS, and ALEXEI U. KUDLA (45-62)
4 Homage to Linnaeus: How Many Parasites? How Many Hosts?--ANDY DOBSON, KEVIN D. LAFFERTY, ARMAND M. KURIS, RYAN F. HECHINGER, and WALTER JETZ (63-82)
Part II: Contemporary Patterns and Processes in Plants and Microbes (83-84)
5 Species Invasions and Extinction: The Future of Native Biodiversity on Islands--DOV F. SAX and STEVEN D. GAINES (85-106)
6 How Many Tree Species Are There in the Amazon and How Many of Them Will Go Extinct?--STEPHEN P. HUBBELL, FANGLIANG HE, RICHARD CONDIT, LUIS BORDA-DE-ÁGUA, JAMES KELLNER, and HANS TER STEEGE (107-126)
7 Microbes on Mountainsides: Contrasting Elevational Patterns of Bacterial and Plant Diversity--JESSICA A. BRYANT, CHRISTINE LAMANNA, HÉLÈNE MORLON, ANDREW J. KERKHOFF, BRIAN J. ENQUIST, and JESSICA L. GREEN (127-148)
8 Resistance, Resilience, and Redundancy in Microbial Communities--STEVEN D. ALLISON and JENNIFER B. H. MARTINY (149-166)
Part III: Trends and Processes in the Paleontological Past (167-170)
9 Extinction as the Loss of Evolutionary History--DOUGLAS H. ERWIN (171-188)
10 Extinction and the Spatial Dynamics of Biodiversity--DAVID JABLONSKI (189-206)
11 Dynamics of Origination and Extinction in the Marine Fossil Record--JOHN ALROY (207-226)
12 Megafauna Biomass Tradeoff as a Driver of Quaternary and Future Extinctions--ANTHONY D. BARNOSKY (227-242)
Part IV: Prospects for the Future (243-246)
13 A Phylogenetic Perspective on the Distribution of Plant Diversity--MICHAEL J. DONOGHUE (247-262)
14 Phylogenetic Trees and the Future of Mammalian Biodiversity--T. JONATHAN DAVIES, SUSANNE A. FRITZ, RICHARD GRENYER, C. DAVID L. ORME, JON BIELBY, OLAF R. P. BININDA-EMONDS, MARCEL CARDILLO, KATE E. JONES, JOHN L. GITTLEMAN, GEORGINA M. MACE, and ANDY PURVIS (263-280)
15 Three Ambitious (and Rather Unorthodox) Assignments for the Field of Biodiversity Genetics--JOHN C. AVISE (281-296)
16 Engaging the Public in Biodiversity Issues--MICHAEL J. NOVACEK (297-316)
17 Further Engaging the Public on Biodiversity Issues--PETER J. BRYANT (317-328)
18 Where Does Biodiversity Go from Here? A Grim Business-as-Usual Forecast and a Hopeful Portfolio of Partial Solutions--PAUL R. EHRLICH and ROBERT M. PRINGLE (329-346)
References (347-394)
Index (395-414)