Search Results - "Walker, Lawrence R."

The Ecology of Disturbance Interactions by BURTON, PHILIP J., JENTSCH, ANKE, WALKER, LAWRENCE R.

“…Global change has been accompanied by recent increases in the frequency and intensity of various ecological disturbances (e.g., fires, floods, cyclones), both…”
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The use of chronosequences in studies of ecological succession and soil development by Walker, Lawrence R., Wardle, David A., Bardgett, Richard D., Clarkson, Bruce D.

“…1. Chronosequences and associated space-for-time substitutions are an important and often necessary tool for studying temporal dynamics of plant communities…”
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Is successional research nearing its climax? New approaches for understanding dynamic communities by Meiners, Scott J., Cadotte, Marc W., Fridley, Jason D., Pickett, Steward T. A., Walker, Lawrence R.

“…Summary Succession has been a focus of extensive ecological study for well over a century. Despite this sustained interest, succession remains a central theme…”
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Ecosystem Properties and Forest Decline in Contrasting Long-Term Chronosequences by Wardle, David A., Walker, Lawrence R., Bardgett, Richard D.

“…During succession, ecosystem development occurs; but in the long-term absence of catastrophic disturbance, a decline phase eventually follows. We studied six…”
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Understanding ecosystem retrogression by Peltzer, Duane A, Wardle, David A, Allison, Victoria J, Baisden, W. Troy, Bardgett, Richard D, Chadwick, Oliver A, Condron, Leo M, Parfitt, Roger L, Porder, Stephen, Richardson, Sarah J, Turner, Benjamin L, Vitousek, Peter M, Walker, Lawrence R, Walker, Joe

“…Over time scales of thousands to millions of years, and in the absence of rejuvenating disturbances that initiate primary or early secondary succession,…”
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Lessons from primary succession for restoration of severely damaged habitats by Walker, Lawrence R, del Moral, Roger

“…Questions: How can studies of primary plant succession increase the effectiveness of restoration activities? Can restoration methods be improved to contribute…”
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response of plant diversity to ecosystem retrogression: evidence from contrasting long-term chronosequences by Wardle, David A, Bardgett, Richard D, Walker, Lawrence R, Peltzer, Duane A, Lagerström, Anna

“…Following catastrophic disturbances, succession and vegetation development occur, but in the prolonged absence of these disturbances a decline (retrogressive)…”
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Applying lessons from ecological succession to the restoration of landslides by Walker, Lawrence R., Velázquez, Eduardo, Shiels, Aaron B.

“…Landslides are excellent illustrations of the dynamic interplay of disturbance and succession. Restoration is difficult on landslide surfaces because of the…”
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Differences between primary and secondary plant succession among biomes of the world by Prach, Karel, Walker, Lawrence R., Chang, Cynthia

“…Successional theory lacks an explicit, conceptual integration across types of disturbances and biomes. Most successional research addresses site‐ or…”
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Four opportunities for studies of ecological succession by Prach, Karel, Walker, Lawrence R.

“…Lessons learned from the study of ecological succession have much to offer contemporary environmental problem solving but these lessons are being…”
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Crevice-Nesting Auklets are Early-Successional Species Requiring Disturbance to Persist by Renner, Heather M, R. Walker, Lawrence, Waythomas, Christopher F, Williams, Jeffrey C, Artukhin, Yuri B

“…Auklets (Aethia spp.) are small seabirds, endemic to the North Pacific Ocean, that nest in rock crevices on islands in Alaska and Russia. Nesting habitats for…”
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Among- and within-species variation in plant litter decomposition in contrasting long-term chronosequences by Wardle, David A., Bardgett, Richard D., Walker, Lawrence R., Bonner, Karen I.

“…1. Following major disturbances ecosystem development occurs but in the prolonged absence of disturbance a decline (retrogressive) phase follows in which…”
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Landsliding and Its Multiscale Influence on Mountainscapes by Restrepo, Carla, Walker, Lawrence R, Shiels, Aaron B, Bussmann, Rainer, Claessens, Lieven, Fisch, Simey, Lozano, Pablo, Negi, Girish, Paolini, Leonardo, Poveda, Germán, Ramos-Scharrón, Carlos, Richter, Michael, Velázquez, Eduardo

“…Landsliding is a complex process that modifies mountainscapes worldwide. Its severe and sometimes long-lasting negative effects contrast with the…”
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Changes in abiotic influences on seed plants and ferns during 18 years of primary succession on Puerto Rican landslides by Walker, Lawrence R., Shiels, Aaron B., Bellingham, Peter J., Sparrow, Ashley D., Fetcher, Ned, Landau, Fred H., Lodge, Deborah J.

“…1. Abiotic variables are critical drivers of succession in most primary seres, but how their influence on biota changes over time is rarely examined…”
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Loss of a dominant nitrogen-fixing shrub in primary succession: consequences for plant and below-ground communities by St. John, Mark G., Bellingham, Peter J., Walker, Lawrence R., Orwin, Kate H., Bonner, Karen I., Dickie, Ian A., Morse, Chris W., Yeates, Gregor W., Wardle, David A.

“…1. Many ecosystems are gaining some species and losing others, leading to large shifts in community composition. Plants that support nitrogen (N)-fixing…”
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Revealing the Specificity of a Range of Antimicrobial Peptides in Lipid Nanodiscs by Native Mass Spectrometry by Walker, Lawrence R, Marty, Michael T

“…Antimicrobial peptides (AMPs) interact directly with lipid membranes of pathogens and may have the potential to combat antibiotic resistance. Although many…”
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Global drivers influencing vegetation during succession: Factors and implications by Janečková, Petra, Tichý, Lubomír, Walker, Lawrence R., Prach, Karel

“…Question Following a significant disturbance, vegetation development may, or may not reach the desired target. Here, we examine which relevant global…”
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Lipid tails modulate antimicrobial peptide membrane incorporation and activity by Walker, Lawrence R, Marty, Michael T

“…Membrane disrupting antimicrobial peptides (AMPs) are often amphipathic peptides that interact directly with lipid bilayers. AMPs are generally thought to…”
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Plant succession as an integrator of contrasting ecological time scales by Walker, Lawrence R., Wardle, David A.

“…•Processes that impact succession occur over time scales from seconds to millennia.•Plant succession provides a temporal link between shorter and longer time…”
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Soil factors predict initial plant colonization on Puerto Rican landslides by Shiels, Aaron B, West, Christine A, Weiss, Laura, Klawinski, Paul D, Walker, Lawrence R

“…Tropical storms are the principal cause of landslides in montane rainforests, such as the Luquillo Experimental Forest (LEF) of Puerto Rico. A storm in 2003…”
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