mass extinction
Archosauromorph extinction selectivity during the Triassic–Jurassic mass extinction
... Jurassic mass extinction have suggested this is not the case (Dunhill & Wills ...of extinction in the Archosauromorpha might be a result of sampling bias rather than selective extinc- tion (Soul ...
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Impact of the Late Triassic mass extinction on functional diversity and composition of marine ecosystems
... and extinction selectivity in marine ecosystems during the Triassic–Jurassic interval and, in par- ticular, in relation to the ...2015) mass extinction ...Permian extinction (Foster & ...
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Rapid biotic rebound during the late Griesbachian indicates heterogeneous recovery patterns after the Permian-Triassic mass extinction
... 511 Chen, Z.Q., Tong, J., Kaiho, K., and Kawahata, H., 2007, Onset of biotic and 512 environmental recovery from the end-Permian mass extinction within 1–2 million 513 years: a case stud[r] ...
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Incorporating the current sixth great mass extinction theme into evolution education, science education, and environmental education research and standards
... Humanity is currently in the midst of a self-induced great mass extinction of plant and animal life (e.g., Jackson 2008; Wake and Vredenburg 2008; Zalasiewicz et al. 2010) that is having and will have ...
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The cultural politics of mourning in the era of mass extinction: Thylacine specimen P762
... made extinction a definitional marker of our time, an era now being described as the ...of mass extinction is that it ‘remakes both temporal relations and possibilities for life and death’ (Bastian ...
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A review of the Late Permian – Early Triassic conodont record and its significance for the end-Permian mass extinction
... 515 Isozaki, Y., Yao, J.X., Matsuda, T;Sakai, H., Ji, Z. S., Shimizu, N., Kobayashi, N., Kawahata, H., Nishi, H., 516 Takano, M., Kubo, T., 2004. Stratigraphy of the Middle-Upper Permian and Lowermost Triassic at 517 ...
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The fate of the homoctenids (Tentaculitoidea) during the Frasnian-Famennian mass extinction (Late Devonian)
... association with the mass extinction... several centimetres below the boundary” (p. 167). Thus the F-F boundary may have been placed too high in this section: if it were taken as the first occurrence of P. ...
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Dynamic anoxic ferruginous conditions during the end-Permian mass extinction and recovery
... The precise chemical state of the water column also has major implications for the biogeochemical cycling of nutrients such as P and N. Current carbon cycle models for this time period require the inclusion of a ...
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The latitudinal diversity gradient of tetrapods across the Permo-Triassic mass extinction and recovery interval
... volcanic episodes, extreme greenhouse temperatures, and the most severe mass extinction event in Earth history. We examined terrestrial and marine tetrapod spatial biodiversity patterns using a database of ...
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Extent and duration of marine anoxia during the Frasnian– Famennian (Late Devonian) mass extinction in Poland, Germany, Austria and France
... anoxia- extinction hypothesis is the detailed timing of the extinctions, particularly of pelagic ...the mass extinction interval until the recovery phase in the Famennian Stage, and their results ...
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Contrasting Deep-water Records from the Upper Permian and Lower Triassic of South Tibet and British Columbia: Evidence for a Diachronous Mass Extinction
... end-Permian mass extinction, with loss of taxa below this level attributable either to back smearing ...protracted extinction within the later Gries- ...end-Permian mass extinction in ...
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Trajectories of Late Permian Jurassic radiolarian extinction rates: no evidence for an end-Triassic mass extinction
... major extinction of radiolarians can be recognized across the Triassic-Jurassic boundary ...end-Permian mass extinction (Fig. 4A) suggesting that the drop of extinction rates seen in the raw ...
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Mass extinction and the structure of the Milky Way
... cause mass extinction events on ...known mass extinction ...historical mass extinction events that might be explained by the motion of the Sun around our ...
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Salinity changes and anoxia resulting from enhanced run-off during the late Permian global warming and mass extinction event
... the extinction interval, with higher values before the extinction event and lower values after the event ...the extinction event. Within the 2 m interval including the extinction interval (−1 ...
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Ocean acidification and the Permo-Triassic mass extinction
... 707 Table S7 Overview of scenarios Event Time Scenario CO2Hi 11 pH rise Bsw=36.86 CO2Lo 11 Bsw=34 252.25 Ma Marine productivity increase 252.05 Ma Carbonate sedimentation efficiency decr[r] ...
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Could a potential Anthropocene mass extinction define a new geological period?
... 130 Observations of increasing CO2 130ppm rise since ~1880; IPCC, 2013, temperature 1°C higher than 131 the pre-industrial level; IPCC, 2013, and changes to ecosystem structure urbanisat[r] ...
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The international regulation of extinction: An economic analysis of the forces causing and controlling the extinction of species
... of extinction functioned as a fundamental component of the evolutionary process, with little interference from human ...resources. Extinction was becoming a distinctly social, rather than a natural, ...in ...
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Extinction risk from climate change
... Because climate change can affect the distributional area of each species independently, classical community-level approaches need to be modified (see Methods). In method 1 we use changes in the summed distribution areas ...
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Neural Activation by Milnacipran and Memory Extinction
... memory extinction (although not statistically significant), but not in memory acquisition and consolidation in the passive avoidance ...memory extinction as well as antidepressant ...
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Extinction risk and conservation of the world's sharks and rays
... explained extinction risk, but few have made a priori predictions of risk (Dulvy and Reynolds, 2002; Davidson et ...taxa, extinction risk has been shown to be a function of an extrinsic driver or threat ...
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