Search Results - "Boyer, Alison G."

Extinctions and the loss of ecological function in island bird communities by Boyer, Alison G, Jetz, Walter

“…AIM: Because of the negative impact that ongoing biodiversity loss may have on ecosystem properties that are critical for humans, understanding the…”
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Magnitude and variation of prehistoric bird extinctions in the Pacific by Duncan, Richard P., Boyer, Alison G., Blackburn, Tim M.

“…The largest extinction event in the Holocene occurred on Pacific islands, where Late Quaternary fossils reveal the loss of thousands of bird populations…”
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Drivers and hotspots of extinction risk in marine mammals by Davidson, Ana D, Boyer, Alison G, Kim, Hwahwan, Pompa-Mansilla, Sandra, Hamilton, Marcus J, Costa, Daniel P, Ceballos, Gerardo, Brown, James H

“…The world's oceans are undergoing profound changes as a result of human activities. However, the consequences of escalating human impacts on marine mammal…”
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Multiple ecological pathways to extinction in mammals by Davidson, Ana D, Hamilton, Marcus J, Boyer, Alison G, Brown, James H, Ceballos, Gerardo

“…As human population and resource demands continue to grow, biodiversity conservation has never been more critical. About one-quarter of all mammals are in…”
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Consistent Ecological Selectivity through Time in Pacific Island Avian Extinctions by BOYER, ALISON G.

“…Understanding the ecological mechanisms that lead to extinction is a central goal of conservation. Can understanding ancient avian extinctions help to predict…”
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Evolution of Maximum Body Size of Terrestrial Mammals by Smith, Felisa A, Boyer, Alison G, Brown, James H, Costa, Daniel P, Dayan, Tamar, Ernest, S.K. Morgan, Evans, Alistair R, Fortelius, Mikael, Gittleman, John L, Hamilton, Marcus J, Harding, Larisa E, Lintulaakso, Kari, Lyons, S. Kathleen, McCain, Christy, Okie, Jordan G, Saarinen, Juha J, Sibly, Richard M, Stephens, Patrick R, Theodor, Jessica, Uhen, Mark D

“…The extinction of dinosaurs at the Cretaceous/Paleogene (K/Pg) boundary was the seminal event that opened the door for the subsequent diversification of…”
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Two-phase increase in the maximum size of life over 3.5 billion years reflects biological innovation and environmental opportunity by Payne, Jonathan L, Boyer, Alison G, Brown, James H, Finnegan, Seth, Kowalewski, Michał, Krause, Richard A. Jr, Lyons, S. Kathleen, McClain, Craig R, McShea, Daniel W, Novack-Gottshall, Philip M, Smith, Felisa A, Stempien, Jennifer A, Wang, Steve C

“…The maximum size of organisms has increased enormously since the initial appearance of life >3.5 billion years ago (Gya), but the pattern and timing of this…”
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maximum rate of mammal evolution by Evans, Alistair R, Jones, David, Boyer, Alison G, Brown, James H, Costa, Daniel P, Ernest, S. K. Morgan, Fitzgerald, Erich M. G, Fortelius, Mikael, Gittleman, John L, Hamilton, Marcus J, Harding, Larisa E, Lintulaakso, Kari, Lyons, S. Kathleen, Okie, Jordan G, Saarinen, Juha J, Sibly, Richard M, Smith, Felisa A, Stephens, Patrick R, Theodor, Jessica M, Uhen, Mark D

“…How fast can a mammal evolve from the size of a mouse to the size of an elephant? Achieving such a large transformation calls for major biological…”
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Biodiversity and body size are linked across metazoans by McClain, Craig R., Boyer, Alison G.

“…Body size variation across the Metazoa is immense, encompassing 17 orders of magnitude in biovolume. Factors driving this extreme diversification in size and…”
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Extinction patterns in the avifauna of the Hawaiian islands by Boyer, Alison G.

“…Through the continuing accumulation of fossil evidence, it is clear that the avifauna of the Hawaiian Islands underwent a large-scale extinction event around…”
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Interspecific pairwise relationships among body size, clutch size and latitude: deconstructing a macroecological triangle in birds by Boyer, Alison G, Cartron, Jean-Luc E, Brown, James H

“…Ecogeographical 'rules', large-scale patterns in ecological variables across geographical space, can provide important insights into the mechanisms of…”
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Biogeography of body size in Pacific island birds by Boyer, Alison G., Jetz, Walter

“…Many insular vertebrates have undergone rapid and dramatic changes in body size compared to their mainland counterparts. Here we explore the relationship…”
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Patterns of maximum body size evolution in Cenozoic land mammals: eco-evolutionary processes and abiotic forcing by Saarinen, Juha J., Boyer, Alison G., Brown, James H., Costa, Daniel P., Ernest, S. K. Morgan, Evans, Alistair R., Fortelius, Mikael, Gittleman, John L., Hamilton, Marcus J., Harding, Larisa E., Lintulaakso, Kari, Lyons, S. Kathleen, Okie, Jordan G., Sibly, Richard M., Stephens, Patrick R., Theodor, Jessica, Uhen, Mark D., Smith, Felisa A.

“…There is accumulating evidence that macroevolutionary patterns of mammal evolution during the Cenozoic follow similar trajectories on different continents…”
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Changing spatial patterns of conservation investment by a major land trust by Fishburn, Isla S., Boyer, Alison G., Kareiva, Peter, Gaston, Kevin J., Armsworth, Paul R.

“…► We examine changing patterns of conservation investment by a major land trust. ► We study the area of land protected and cost of protecting it in US states…”
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The island rule and the evolution of body size in the deep sea by McClain, Craig R., Boyer, Alison G., Rosenberg, Gary

“…Aim Our goal is to test the generality of the island rule - a graded trend from gigantism in small-bodied species to dwarfism in large-bodied species - in the…”
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evolutionary consequences of oxygenic photosynthesis: a body size perspective by Payne, Jonathan L, McClain, Craig R, Boyer, Alison G, Brown, James H, Finnegan, Seth, Kowalewski, Michał, Krause, Richard A. Jr, Lyons, S. Kathleen, McShea, Daniel W, Novack-Gottshall, Philip M, Smith, Felisa A, Spaeth, Paula, Stempien, Jennifer A, Wang, Steve C

“…The high concentration of molecular oxygen in Earth's atmosphere is arguably the most conspicuous and geologically important signature of life. Earth's early…”
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A lack of response of the financial behaviors of biodiversity conservation nonprofits to changing economic conditions by Larson, Eric R., Boyer, Alison G., Armsworth, Paul R.

“…The effectiveness of conservation organizations is determined in part by how they adapt to changing conditions. Over the previous decade, economic conditions…”
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Unravelling the determinants of insular body size shifts by McClain, Craig R., Durst, Paul A. P., Boyer, Alison G., Francis, Clinton D.

“…The island rule, a pattern of size shifts on islands, is an oft-cited but little understood phenomenon of evolutionary biology. Here, we explore the…”
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Effects of allometry, productivity and lifestyle on rates and limits of body size evolution by Okie, Jordan G., Boyer, Alison G., Brown, James H., Costa, Daniel P., Ernest, S. K. Morgan, Evans, Alistair R., Fortelius, Mikael, Gittleman, John L., Hamilton, Marcus J., Harding, Larisa E., Lintulaakso, Kari, Lyons, S. Kathleen, Saarinen, Juha J., Smith, Felisa A., Stephens, Patrick R., Theodor, Jessica, Uhen, Mark D., Sibly, Richard M.

“…Body size affects nearly all aspects of organismal biology, so it is important to understand the constraints and dynamics of body size evolution. Despite…”
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Implementation of data citations and persistent identifiers at the ORNL DAAC by Cook, Robert B., Vannan, Suresh K.S., McMurry, Benjamin F., Wright, Daine M., Wei, Y., Boyer, Alison G., Kidder, J.H.

“…A requirement of data archives is that data holdings can be easily discovered, accessed, and used. One approach to improving data discovery and access is…”
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