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Browsing by Author "McMahon, Sean M."

Browsing by Author "McMahon, Sean M."

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  • Drivers and mechanisms of tree mortality in moist tropical forests 
    McDowell, Nate; Allen, Craig D.; Anderson-Teixeira, Kristina J.; Brando, Paulo; Brienen, Roel; Chambers, Jeff; Christoffersen, Brad; Davies, Stuart; Doughty, Chris; Duque, Alvaro; Espirito-Santo, Fernando; Fisher, Rosie; Fontes, Clarissa G.; Galbraith, David; Goodsman, Devin; Grossiord, Charlotte; Hartmann, Henrik; Holm, Jennifer; Johnson, Daniel J.; Kassim, Abd Rahman; Keller, Michael; Koven, Charlie; Kueppers, Lara; Kumagai, Tomo'omi; Malhi, Yadvinder; McMahon, Sean M.; Mencuccini, Maurizio; Meir, Patrick; Moorcroft, Paul; Muller-Landau, Helene C.; Phillips, Oliver L.; Powell, Thomas; Sierra, Carlos A.; Sperry, John; Warren, Jeff; Xu, Chonggang; Xu, Xiangtao (2018)
    Tree mortality rates appear to be increasing in moist tropical forests (MTFs) with significant carbon cycle consequences. Here, we review the state of knowledge regarding MTF tree mortality, create a conceptual framework ...
  • Drought and the interannual variability of stem growth in an aseasonal, everwet forest 
    Hogan, J. Aaron; McMahon, Sean M.; Buzzard, Vanessa; Michaletz, Sean T.; Enquist, Brian J.; Thompson, Jill; Swenson, Nathan G.; Zimmerman, Jess K. (2019)
    Linking drought to the timing of physiological processes governing tree growth remains one limitation in forecasting climate change effects on tropical trees. Using dendrometers, we measured fine-scale growth for 96 trees ...
  • Ecological and environmental factors constrain sprouting ability in tropical trees 
    Salk, Carl F.; McMahon, Sean M. (2011)
  • Evidence for a recent increase in forest growth 
    McMahon, Sean M.; Parker, Geoffrey G.; Miller, Dawn R. (2010)
    Forests and their soils contain the majority of the earth's terrestrial carbon stocks. Changes in patterns of tree growth can have a huge impact on atmospheric cycles, biogeochemical cycles, climate change, and ...
  • Expanded view of the local-regional richness relationship by incorporating functional richness and time: a large-scale perspective 
    Canning-Clode, João; Maloney, Kelly O.; McMahon, Sean M.; Wahl, Martin (2010)
    Aim We investigate the relationship between local and regional richness in marine fouling assemblages using an expanded and globally replicated approach by incorporating two dimensions of diversity (taxonomic and functional) ...
  • Fine-scale patch mosaic of developmental stages in Northeast American secondary temperate forests: the European perspective 
    Král, Kamil; Shue, Jessica; Vrška, Tomáš; González-Akre, Erika B.; Parker, Geoffrey G.; McShea, William J.; McMahon, Sean M. (2016)
  • Forecasting species range dynamics with process-explicit models: matching methods to applications 
    Briscoe, Natalie J.; Elith, Jane; Salguero-Gómez, Roberto; Lahoz-Monfort, Jos; Camac, James S.; Giljohann, Katherine M.; Holden, Matthew H.; Hradsky, Bronwyn A.; Kearney, Michael R.; McMahon, Sean M.; Phillips, Ben L.; Regan, Tracey J.; Rhodes, Jonathan R.; Vesk, Peter A.; Wintle, Brendan A.; Yen, Jian D. L.; Guillera-Arroita, Gurutzeta (2019)
    Knowing where species occur is fundamental to many ecological and environmental applications. Species distribution models (SDMs) are typically based on correlations between species occurrence data and environmental predictors, ...
  • Forest community response to invasive pathogens: the case of ash dieback in a British woodland 
    Needham, Jessica; Merow, Cory; Butt, Nathalie; Malhi, Yadvinder; Marthews, Toby R.; Morecroft, Michael; McMahon, Sean M. (2016)
    * Large-scale mortality events in forests are increasing in frequency and intensity and can lead to both intermediate- and long-term changes in these systems. Specialist pests and pathogens are unique disturbances, as they ...
  • ForestGEO: Understanding forest diversity and dynamics through a global observatory network 
    Davies, Stuart J.; Abiem, Iveren; Abu Salim, Kamariah; Aguilar, Salomon; Allen, David; Alonso, Alfonso; Anderson-Teixeira, Kristina J.; Andrade, Ana; Arellano, Gabriel; Ashton, Peter S.; Baker, Patrick J.; Baker, Matthew E.; Baltzer, Jennifer L.; Basset, Yves; Bissiengou, Pulcherie; Bohlman, Stephanie; Bourg, Norman A.; Brockelman, Warren Y.; Bunyavejchewin, Sarayudh; Burslem, David F. R. P.; Cao, Min; Cardenas, Dairon; Chang, Li-Wan; Chang-Yang, Chia-Hao; Chao, Kuo-Jung; Chao, Wei-Chun; Chapman, Hazel; Chen, Yu-Yun; Chisholm, Ryan A.; Chu, Chengjin; Chuyong, George; Clay, Keith; Comita, Liza S.; Condit, Richard; Cordell, Susan; Dattaraja, Handanakere S.; de Oliveira, Alexandre Adalardo; den Ouden, Jan; Detto, Matteo; Dick, Christopher; Du, Xiaojun; Duque, Alvaro; Ediriweera, Sisira; Ellis, Erle C.; Obiang, Nestor Laurier Engone; Esufali, Shameema; Ewango, Corneille E. N.; Fernando, Edwino S.; Filip, Jonah; Fischer, Gunter A.; Foster, Robin; Giambelluca, Thomas; Giardina, Christian; Gilbert, Gregory S.; González-Akre, Erika B.; Gunatilleke, I. A. U. N.; Gunatilleke, C. V. S.; Hao, Zhanqing; Hau, Billy C. H.; He, Fangliang; Ni, Hongwei; Howe, Robert W.; Hubbell, Stephen P.; Huth, Andreas; Inman-Narahari, Faith; Itoh, Akira; Janik, David; Jansen, Patrick A.; Jiang, Mingxi; Johnson, Daniel J.; Jones, F. Andrew; Kanzaki, Mamoru; Kenfack, David; Kiratiprayoon, Somboon; Kral, Kamil; Krizel, Lauren; Lao, Suzanne; Larson, Andrew J.; Li, Yide; Li, Xiankun; Litton, Creighton M.; Liu, Yu; Liu, Shirong; Lum, Shawn K. Y.; Luskin, Matthew S.; Lutz, James A.; Hong Truong Luu; Ma, Keping; Makana, Jean-Remy; Malhi, Yadvinder; Martin, Adam; McCarthy, Caly; McMahon, Sean M.; McShea, William J.; Memiaghe, Herve; Mi, Xiangcheng; Mitre, David; Mohamad, Mohizah; Monks, Logan; Muller-Landau, Helene C.; Musili, Paul M.; Myers, Jonathan A.; Nathalang, Anuttara; Ngo, Kang Min; Norden, Natalia; Novotny, Vojtech; O'Brien, Michael J.; Orwig, David; Ostertag, Rebecca; Papathanassiou, Konstantinos; Parker, Geoffrey G.; Perez, Rolando; Perfecto, Ivette; Phillips, Richard P.; Pongpattananurak, Nantachai; Pretzsch, Hans; Ren, Haibo; Reynolds, Glen; Rodriguez, Lillian J.; Russo, Sabrina E.; Sack, Lawren; Sang, Weiguo; Shue, Jessica; Singh, Anudeep; Song, Guo-Zhang M.; Sukumar, Raman; Sun, I-Fang; Suresh, Hebbalalu S.; Swenson, Nathan G.; Tan, Sylvester; Thomas, Sean C.; Thomas, Duncan; Thompson, Jill; Turner, Benjamin L.; Uowolo, Amanda; Uriarte, Maria; Valencia, Renato; Vandermeer, John; Vicentini, Alberto; Visser, Marco; Vrska, Tomas; Wang, Xugao; Wang, Xihua; Weiblen, George D.; Whitfeld, Timothy J. S.; Wolf, Y.; Wright, S. Joseph; Xu, Han; Yao, Tze Leong; Yap, Sandra L.; Ye, Wanhui; Yu, Mingjian; Zhang, Minhua; Zhu, Daoguang; Zhu, Li; Zimmerman, Jess K.; Zuleta, Daniel (2021)
    ForestGEO is a network of scientists and long-term forest dynamics plots (FDPs) spanning the Earth's major forest types. ForestGEO's mission is to advance understanding of the diversity and dynamics of forests and ...
  • A general model of intra-annual tree growth using dendrometer bands 
    McMahon, Sean M.; Parker, Geoffrey G. (2015)
    Tree growth is an important indicator of forest health, productivity, and demography. Knowing precisely how trees' grow within a year, instead of across years, can lead to a finer understanding of the mechanisms that ...
  • Global importance of large-diameter trees 
    Lutz, James A.; Furniss, Tucker J.; Johnson, Daniel J.; Davies, Stuart J.; Allen, David; Alonso, Alfonso; Anderson-Teixeira, Kristina J.; Andrade, Ana; Baltzer, Jennifer; Becker, Kendall M. L.; Blomdahl, Erika M.; Bourg, Norman A.; Bunyavejchewin, Sarayudh; Burslem, David F. R. P.; Cansler, C. Alina; Cao, Ke; Cao, Min; Cardenas, Dairon; Chang, Li-Wan; Chao, Kuo-Jung; Chao, Wei-Chun; Chiang, Jyh-Min; Chu, Chengjin; Chuyong, George B.; Clay, Keith; Condit, Richard S.; Cordell, Susan; Dattaraja, Handanakere S.; Duque, Alvaro; Ewango, Corneille E. N.; Fischer, Gunter A.; Fletcher, Christine; Freund, James A.; Giardina, Christian; Germain, Sara J.; Gilbert, Gregory S.; Hao, Zhanqing; Hart, Terese; Hau, Billy C. H.; He, Fangliang; Hector, Andrew; Howe, Robert W.; Hsieh, Chang-Fu; Hu, Yue-Hua; Hubbell, Stephen P.; Inman-Narahari, Faith M.; Itoh, Akira; Janik, David; Kassim, Abdul Rahman; Kenfack, David; Korte, Lisa; Kral, Kamil; Larson, Andrew J.; Li, YiDe; Lin, Yiching; Liu, Shirong; Lum, Shawn; Ma, Keping; Makana, Jean-Remy; Malhi, Yadvinder; McMahon, Sean M.; McShea, William J.; Memiaghe, Herve R.; Mi, Xiangcheng; Morecroft, Michael; Musili, Paul M.; Myers, Jonathan A.; Novotny, Vojtech; de Oliveira, Alexandre; Ong, Perry; Orwig, David A.; Ostertag, Rebecca; Parker, Geoffrey G.; Patankar, Rajit; Phillips, Richard P.; Reynolds, Glen; Sack, Lawren; Song, Guo-Zhang M.; Su, Sheng-Hsin; Sukumar, Raman; Sun, I-Fang; Suresh, Hebbalalu S.; Swanson, Mark E.; Tan, Sylvester; Thomas, Duncan W.; Thompson, Jill; Uriarte, Maria; Valencia, Renato; Vicentini, Alberto; Vrska, Tomas; Wang, Xugao; Weiblen, George D.; Wolf, Amy; Wu, Shu-Hui; Xu, Han; Yamakura, Takuo; Yap, Sandra; Zimmerman, Jess K. (2018)
    Aim: To examine the contribution of large-diameter trees to biomass, stand structure, and species richness across forest biomes. Location: Global. Time period: Early 21st century. Major taxa studied: Woody plants. Methods: ...
  • Ground based LiDAR demonstrates the legacy of management history to canopy structure and composition across a fragmented temperate woodland 
    McMahon, Sean M.; Bebber, Daniel P.; Butt, Nathalie; Crockatt, Martha; Kirby, Keith; Parker, Geoffrey G.; Riutta, Terhi; Slade, Eleanor M. (2015)
    The structure of forest canopies correlates with stand maturity and biomass, and develops consistently over time. Remote-sensing technologies such as Light Detection and Ranging (LiDAR) have become prominent tools for ...
  • High-dimensional coexistence based on individual variation: a synthesis of evidence 
    Clark, James S.; Bell, David; Chu, Chengjin; Courbaud, Benoit; Dietze, Michael; Hersh, Michelle; HilleRisLambers, Janneke; Ibáñez, Inés; LaDeau, Shannon; McMahon, Sean M.; Metcalf, Jessica; Mohan, Jacqueline; Moran, Emily; Pangle, Luke; Pearson, Scott; Salk, Carl; Shen, Zehao; Valle, Denis; Wyckoff, Peter (2010)
  • High-Dimensional Coexistence of Temperate Tree Species: Functional Traits, Demographic Rates, Life-History Stages, and Their Physical Context 
    McMahon, Sean M.; Metcalf, Charlotte J. E.; Woodall, Christopher W. (2011)
    Theoretical models indicate that trade-offs between growth and survival strategies of tree species can lead to coexistence across life history stages (ontogeny) and physical conditions experienced by individuals. There ...
  • Hydraulically-vulnerable trees survive on deep-water access during droughts in a tropical forest 
    Chitra-Tarak, Rutuja; Xu, Chonggang; Aguilar, Salomon; Anderson-Teixeira, Kristina J.; Chambers, Jeff; Detto, Matteo; Faybishenko, Boris; Fisher, Rosie A.; Knox, Ryan G.; Koven, Charles D.; Kueppers, Lara M.; Kunert, Nobert; Kupers, Stefan J.; McDowell, Nate G.; Newman, Brent D.; Paton, Steven R.; Perez, Rolando; Ruiz, Laurent; Sack, Lawren; Warren, Jeffrey M.; Wolfe, Brett T.; Wright, Cynthia; Wright, S. Joseph; Zailaa, Joseph; McMahon, Sean M. (2021)
    Deep-water access is arguably the most effective, but under-studied, mechanism that plants employ to survive during drought. Vulnerability to embolism and hydraulic safety margins can predict mortality risk at given levels ...
  • <I>allodb</I>: An R package for biomass estimation at globally distributed extratropical forest plots 
    González-Akre, Erika B.; Piponiot, Camille; Lepore, Mauro; Herrmann, Valentine; Lutz, James A.; Baltzer, Jennifer L.; Dick, Christopher W.; Gilbert, Gregory S.; He, Fangliang; Heym, Michael; Huerta, Alejandra, I.; Jansen, Patrick A.; Johnson, Daniel J.; Knapp, Nikolai; Kral, Kamil; Lin, Dunmei; Malhi, Yadvinder; McMahon, Sean M.; Myers, Jonathan A.; Orwig, David; Rodriguez-Hernandez, Diego I.; Russo, Sabrina E.; Shue, Jessica; Wang, Xugao; Wolf, Amy; Yang, Tonghui; Davies, Stuart J.; Anderson-Teixeira, Kristina J. (2022)
    Allometric equations for calculation of tree above-ground biomass (AGB) form the basis for estimates of forest carbon storage and exchange with the atmosphere. While standard models exist to calculate forest biomass across ...
  • The importance and challenges of detecting changes in forest mortality rates 
    McMahon, Sean M.; Arellano, Gabriel; Davies, Stuart J. (2019)
    Tree mortality rates determine forest health, community dynamics, and terrestrial carbon stocks. Climate change is predicted to increase global forest mortality, and some studies have observed recent changes in mortality ...
  • Improving assessment and modelling of climate change impacts on global terrestrial biodiversity 
    McMahon, Sean M.; Harrison, Sandy P.; Armbruster, W. Scott; Bartlein, Patrick J.; Beale, Colin M.; Edwards, Mary E.; Kattge, Jens; Midgley, Guy; Morin, Xavier; Prentice, I. Colin (2011)
    Understanding how species and ecosystems respond to climate change has become a major focus of ecology and conservation biology. Modelling approaches provide important tools for making future projections, but current models ...
  • Individual tree damage dominates mortality risk factors across six tropical forests 
    Zuleta, Daniel; Arellano, Gabriel; Muller-Landau, Helene C.; McMahon, Sean M.; Aguilar, Salomon; Bunyavejchewin, Sarayudh; Cardenas, Dairon; Chang-Yang, Chia-Hao; Duque, Alvaro; Mitre, David; Nasardin, Musalmah; Perez, Rolando; Sun, I-Fang; Yao, Tze Leong; Davies, Stuart J. (2022)
    The relative importance of tree mortality risk factors remains unknown, especially in diverse tropical forests where species may vary widely in their responses to particular conditions. We present a new framework for ...
  • Inferring forest fate from demographic data: from vital rates to population dynamic models 
    Needham, Jessica; Merow, Cory; Chang-Yang, Chia; Caswell, Hal; McMahon, Sean M. (2018)
    As population-level patterns of interest in forests emerge from individual vital rates, modelling forest dynamics requires making the link between the scales at which data are collected (individual stems) and the scales ...

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