Biological annihilation via the ongoing sixth mass extinction signaled by vertebrate population losses and declines

Proceedings of the National Academy of Sciences of the United States of America

Volumn 114, Issue 30, 2017, Pages E6089-E6096

  Ceballos, Gerardo ^a   Ehrlich, Paul R ^b   Dirzo, Rodolfo ^b  

^a INSTITUTO DE ECOLOGÍA   (Mexico)

^b STANFORD UNIVERSITY   (United States)

Author keywords

Conservation; Ecosystem service; Population declines; Population extinctions; Sixth mass extinction

Indexed keywords

ARTICLE; DESTRUCTION; MAMMAL; MASS EXTINCTION; NONHUMAN; POPULATION SIZE; PRIORITY JOURNAL; SPECIES EXTINCTION; TERRESTRIAL SPECIES; VERTEBRATE; ANIMAL; ENDANGERED SPECIES; GEOGRAPHY; POPULATION DYNAMICS;

ANIMALS; ENDANGERED SPECIES; EXTINCTION, BIOLOGICAL; GEOGRAPHY; POPULATION DYNAMICS; VERTEBRATES;

EID: 85025614728     PISSN: 00278424     EISSN: 10916490     Source Type: Journal    
DOI: 10.1073/pnas.1704949114     Document Type: Article

References (51)

1. Ehrlich P-R (1995) The scale of the human enterprise and biodiversity loss. Extinction Rates, eds Lawton JH, May RM (Oxford Univ Press, Oxford, UK), pp 214–226.
2. Dirzo R, et al. (2014) Defaunation in the Anthropocene. Science 345:401–406.
3. Young HS, McCauley DJ, Galleti M, Dirzo R (2016) Patterns, causes, and consequences of Anthropocene defaunation. Annu Rev Ecol Evol Syst 47:433–458.
4. World Wide Fund for Nature (2016) Living Planet Report 2016. Risk and resilience in a new era. (WWF International, Gland, Switzerland). Available at wwf.panda.org/about_our_ earth/all_publications/lpr_2016/. Accessed June 10, 2017.
5. Maxwell SL, Fuller RA, Brooks TM, Watson JEM (2016) Biodiversity: The ravages of guns, nets and bulldozers. Nature 536:143–145.
6. Laliberte AS, Ripple WJ (2004) Range contractions of North American carnivores and ungulates. BioScience 54:123–138.
7. Worm B, Tittensor DP (2011) Range contraction in large pelagic predators. Proc Natl Acad Sci USA 108:11942–11947.
8. Ripple WJ, et al. (2014) Status and ecological effects of the world’s largest carnivores. Science 343:1241484.
9. Barnosky AD, et al. (2011) Has the Earth’s sixth mass extinction already arrived? Nature 471:51–57.
10. Ceballos G, García A, Ehrlich PR (2010) The sixth extinction crisis: Loss of animal populations and species. J. Cosmology 8:1821–1831.
11. Ceballos G, et al. (2015) Accelerated modern human-induced species losses: Entering the sixth mass extinction. Sci Adv 1:e1400253.
12. Wake DB, Vredenburg VT (2008) Colloquium paper: Are we in the midst of the sixth mass extinction? A view from the world of amphibians. Proc Natl Acad Sci USA 105:11466–11473.
13. McCallum ML (2015) Vertebrate biodiversity losses point to a sixth mass extinction. Biol Conserv 24:2497–2519.
14. Pimm SL, et al. (2014) The biodiversity of species and their rates of extinction, distribution, and protection. Science 344:1246752.
15. McCauley DJ, et al. (2015) Marine defaunation: Animal loss in the global ocean. Science 347:1255641.
16. Collen B, Böhm M, Kemp R, Baillie J (2012) Spineless: Status and Trends of the World’s Invertebrates (Zoological Society of London, London).
17. Daily G (1997) Nature’s Services: Societal Dependence on Natural Ecosystems. (Island Press, Covello, CA).
18. Naeem S, Duffy JE, Zavaleta E (2012) The functions of biological diversity in an age of extinction. Science 336:1401–1406.
19. Estes JA, et al. (2011) Trophic downgrading of planet Earth. Science 333:301–306.
20. Brosi BJ, Briggs HM (2013) Single pollinator species losses reduce floral fidelity and plant reproductive function. Proc Natl Acad Sci USA 110:13044–13048.
21. Briggs JC (2014) Global biodiversity gain is concurrent with decreasing population sizes. Biodiver J 5:447–452.
22. Hooper DU, et al. (2012) A global synthesis reveals biodiversity loss as a major driver of ecosystem change. Nature 486:105–108.
23. Ehrlich PR (2014) The case against de-extinction: It’s a fascinating but dumb idea. Yale Environment 360 (Yale University, New Haven, CT). Available at bit.ly/1gAIuJF). Accessed June 10, 2017.
24. Hobbs RJ, Mooney HA (1998) Broadening the extinction debate: Population deletions and additions in California and Western Australia. Conserv Biol 12:271–283.
25. Hughes JB, Daily GC, Ehrlich PR (1997) Population diversity: Its extent and extinction. Science 278:689–692.
26. Ceballos G, Ehrlich PR (2002) Mammal population losses and the extinction crisis. Science 296:904–907.
27. Gaston KJ, Fuller RA (2008) Commonness, population depletion and conservation biology. Trends Ecol Evol 23:14–19.
28. International Union of Conservation of Nature (2015) The IUCN Red List of Threatened Species, Version 2015.2 (IUCN, 2015). Available at www.iucnredlist.org. Accessed February 10, 2016. Revised January 10, 2017.
29. Durant SM, et al. (2017) The global decline of cheetah Acinonyx jubatus and what it means for conservation. Proc Natl Acad Sci USA 114:528–533.
30. Henschel P, et al. (2014) The lion in West Africa is critically endangered. PLoS One 9:e83500.
31. Challender D, et al. (2016) On scaling up pangolin conservation. Traffic Bulletin 28: 19–21.
32. Fennessy J, et al. (2016) Multi-locus analyses reveal four giraffe species instead of one. Curr Biol 26:2543–2549.
33. Butchart S, Dunn E (2003) Using the IUCN Red List criteria to assess species with declining populations. Conserv Biol 17:1200–1202.
34. Gaston K, Blackburn T (2008) Pattern and Process in Macroecology (Blackwell Publishing, Hoboken, NJ).
35. Thomas JA (2016) ECOLOGY. Butterfly communities under threat. Science 353:216–218.
36. Régnier C, et al. (2015) Mass extinction in poorly known taxa. Proc Natl Acad Sci USA 112:7761–7766.
37. Burkle LA, Marlin JC, Knight TM (2013) Plant-pollinator interactions over 120 years: loss of species, co-occurrence, and function. Science 339:1611–1615.
38. Ter Steege H, et al. (2015) Estimating the global conservation status of more than 15,000 Amazonian tree species. Sci Adv 1:e1500936.
39. Cardinale BJ, et al. (2012) Biodiversity loss and its impact on humanity. Nature 486: 59–67.
40. Hurlbert AH, Jetz W (2007) Species richness, hotspots, and the scale dependence of range maps in ecology and conservation. Proc Natl Acad Sci USA 104:13384–13389.
41. Peterson AT, Navarro‐Sigüenza AG, Gordillo A (2016) Assumption- versus data-based approaches to summarizing species’ ranges. Conserv Biol, 10.1111/cobi.12801.
42. Martínez-Ramos M, Ortíz-Rodríguez I, Piñero D, Dirzo R, Sarukhán J (2016) Humans disrupt ecological processes within tropical rainforest reserves. Proc Natl Acad Sci USA 113:5323–5328.
43. Camargo-Sanabria AA, Mendoza E, Guevara R, Martínez-Ramos M, Dirzo R (2015) Experimental defaunation of terrestrial mammalian herbivores alters tropical rainforest understorey diversity. Proc Biol Sci 282:20142580.
44. Petipas RH, Brody AK (2014) Termites and ungulates affect arbuscular mycorrhizal richness and infectivity in a semiarid savanna. Botany 92:233–240.
45. Wardle DA, et al. (2004) Ecological linkages between aboveground and belowground biota. Science 304:1629–1633.
46. Ceballos G, Ehrlich AH, Ehrlich PR (2015) The Annihilation of Nature: Human Extinction of Birds and Mammals (Johns Hopkins Univ Press, Baltimore).
47. Knoll AH (2015) Life on a Young Planet: The First Three Billion Years of Evolution on Earth (Princeton Univ Press, Princeton, NJ).
48. Barnosky AD, et al. (2014) Introducing the scientific consensus on maintaining humanity’s life support systems in the 21st century: Information for policy makers. The Anthropocene Review 1:78–109.
49. Ceballos G, Ehrlich PR, Soberón J, Salazar I, Fay JP (2005) Global mammal conservation: What must we manage? Science 309:603–607.
50. Brown IL, Ehrlich PR (1980) Population biology of the checkerspot butterfly, Euphy-dryas chalcedona structure of the Jasper Ridge colony. Oecologia 47:239–251.
51. Environmental Systems Research Institute (2011) Release 10. Documentation Manual (Environmental Systems Research Institute, Redlands, CA).