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  1. Article: Biodegradation of Polyester Polyurethane by Endophytic Fungi

    Russell, Jonathan R / Huang, Jeffrey / Anand, Pria / Kucera, Kaury / Sandoval, Amanda G / Dantzler, Kathleen W / Hickman, DaShawn / Jee, Justin / Kimovec, Farrah M / Koppstein, David / Marks, Daniel H / Mittermiller, Paul A / Núñez, Salvador Joel / Santiago, Marina / Townes, Maria A / Vishnevetsky, Michael / Williams, Neely E / Vargas, Mario Percy Núñez / Boulanger, Lori-Ann /
    Bascom-Slack, Carol / Strobel, Scott A

    Applied and environmental microbiology AEM.. 2011 Sept. 1, v. 77, no. 17

    2011  

    Abstract: Bioremediation is an important approach to waste reduction that relies on biological processes to break down a variety of pollutants. This is made possible by the vast metabolic diversity of the microbial world. To explore this diversity for the ... ...

    Abstract Bioremediation is an important approach to waste reduction that relies on biological processes to break down a variety of pollutants. This is made possible by the vast metabolic diversity of the microbial world. To explore this diversity for the breakdown of plastic, we screened several dozen endophytic fungi for their ability to degrade the synthetic polymer polyester polyurethane (PUR). Several organisms demonstrated the ability to efficiently degrade PUR in both solid and liquid suspensions. Particularly robust activity was observed among several isolates in the genus Pestalotiopsis, although it was not a universal feature of this genus. Two Pestalotiopsis microspora isolates were uniquely able to grow on PUR as the sole carbon source under both aerobic and anaerobic conditions. Molecular characterization of this activity suggests that a serine hydrolase is responsible for degradation of PUR. The broad distribution of activity observed and the unprecedented case of anaerobic growth using PUR as the sole carbon source suggest that endophytes are a promising source of biodiversity from which to screen for metabolic properties useful for bioremediation.
    Keywords Pestalotiopsis ; aerobic conditions ; biodegradation ; biodiversity ; bioremediation ; carbon ; endophytes ; fungi ; pollutants ; polyesters ; polyurethanes ; waste reduction
    Language English
    Dates of publication 2011-0901
    Size p. 6076-6084.
    Publishing place American Society for Microbiology
    Document type Article
    ZDB-ID 223011-2
    ISSN 1098-5336 ; 0099-2240
    ISSN (online) 1098-5336
    ISSN 0099-2240
    Database NAL-Catalogue (AGRICOLA)

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  2. Article: Water table depth modulates productivity and biomass across Amazonian forests

    Sousa, Thaiane R. / Schietti, Juliana / Ribeiro, Igor O. / Emílio, Thaise / Fernández, Rafael Herrera / ter Steege, Hans / Castilho, Carolina V. / Esquivel‐Muelbert, Adriane / Baker, Timothy / Pontes‐Lopes, Aline / Silva, Camila V. J. / Silveira, Juliana M. / Derroire, Géraldine / Castro, Wendeson / Mendoza, Abel Monteagudo / Ruschel, Ademir / Prieto, Adriana / Lima, Adriano José Nogueira / Rudas, Agustín /
    Araujo‐Murakami, Alejandro / Gutierrez, Alexander Parada / Andrade, Ana / Roopsind, Anand / Manzatto, Angelo Gilberto / Di Fiore, Anthony / Torres‐Lezama, Armando / Dourdain, Aurélie / Marimon, Beatriz / Marimon, Ben Hur / Burban, Benoit / van Ulft, Bert / Herault, Bruno / Quesada, Carlos / Mendoza, Casimiro / Stahl, Clement / Bonal, Damien / Galbraith, David / Neill, David / de Oliveira, Edmar A. / Hase, Eduardo / Jimenez‐Rojas, Eliana / Vilanova, Emilio / Arets, Eric / Berenguer, Erika / Alvarez‐Davila, Esteban / Honorio Coronado, Eurídice N. / Almeida, Everton / Coelho, Fernanda / Valverde, Fernando Cornejo / Elias, Fernando / Brown, Foster / Bongers, Frans / Arevalo, Freddy Ramirez / Lopez‐Gonzalez, Gabriela / van der Heijden, Geertje / Aymard C., Gerardo A. / Llampazo, Gerardo Flores / Pardo, Guido / Ramírez‐Angulo, Hirma / do Amaral, Iêda Leão / Vieira, Ima Célia Guimarães / Huamantupa‐Chuquimaco, Isau / Comiskey, James A. / Singh, James / Espejo, Javier Silva / del Aguila‐Pasquel, Jhon / Zwerts, Joeri Alexander / Talbot, Joey / Terborgh, John / Ferreira, Joice / Barroso, Jorcely G. / Barlow, Jos / Camargo, José Luís / Stropp, Juliana / Peacock, Julie / Serrano, Julio / Melgaço, Karina / Ferreira, Leandro V. / Blanc, Lilian / Poorter, Lourens / Gamarra, Luis Valenzuela / Aragão, Luiz / Arroyo, Luzmila / Silveira, Marcos / Peñuela‐Mora, Maria Cristina / Vargas, Mario Percy Núñez / Toledo, Marisol / Disney, Mat / Réjou‐Méchain, Maxime / Baisie, Michel / Kalamandeen, Michelle / Camacho, Nadir Pallqui / Cardozo, Nállarett Dávila / Silva, Natalino / Pitman, Nigel / Higuchi, Niro / Banki, Olaf / Loayza, Patricia Alvarez / Graça, Paulo M. L. A. / Morandi, Paulo S. / van der Meer, Peter J. / van der Hout, Peter / Naisso, Pétrus / Camargo, Plínio Barbosa / Salomão, Rafael / Thomas, Raquel / Boot, Rene / Umetsu, Ricardo Keichi / da Costa Silva, Richarlly / Burnham, Robyn / Zagt, Roderick / Martinez, Rodolfo Vasquez / Brienen, Roel / Ribeiro, Sabina Cerruto / Lewis, Simon L. / Vieira, Simone Aparecida / de Almeida Reis, Simone Matias / Fauset, Sophie / Laurance, Susan / Feldpausch, Ted / Erwin, Terry / Killeen, Timothy / Wortel, Verginia / Moscoso, Victor Chama / Vos, Vincent / Huasco, Walter Huaraca / Laurance, William / Malhi, Yadvinder / Magnusson, William E. / Phillips, Oliver L. / Costa, Flávia R. C.

    Global ecology and biogeography. 2022 Aug., v. 31, no. 8

    2022  

    Abstract: AIM: Water availability is the major driver of tropical forest structure and dynamics. Most research has focused on the impacts of climatic water availability, whereas remarkably little is known about the influence of water table depth and excess soil ... ...

    Abstract AIM: Water availability is the major driver of tropical forest structure and dynamics. Most research has focused on the impacts of climatic water availability, whereas remarkably little is known about the influence of water table depth and excess soil water on forest processes. Nevertheless, given that plants take up water from the soil, the impacts of climatic water supply on plants are likely to be modulated by soil water conditions. LOCATION: Lowland Amazonian forests. TIME PERIOD: 1971–2019. METHODS: We used 344 long‐term inventory plots distributed across Amazonia to analyse the effects of long‐term climatic and edaphic water supply on forest functioning. We modelled forest structure and dynamics as a function of climatic, soil‐water and edaphic properties. RESULTS: Water supplied by both precipitation and groundwater affects forest structure and dynamics, but in different ways. Forests with a shallow water table (depth <5 m) had 18% less above‐ground woody productivity and 23% less biomass stock than forests with a deep water table. Forests in drier climates (maximum cumulative water deficit < −160 mm) had 21% less productivity and 24% less biomass than those in wetter climates. Productivity was affected by the interaction between climatic water deficit and water table depth. On average, in drier climates the forests with a shallow water table had lower productivity than those with a deep water table, with this difference decreasing within wet climates, where lower productivity was confined to a very shallow water table. MAIN CONCLUSIONS: We show that the two extremes of water availability (excess and deficit) both reduce productivity in Amazon upland (terra‐firme) forests. Biomass and productivity across Amazonia respond not simply to regional climate, but rather to its interaction with water table conditions, exhibiting high local differentiation. Our study disentangles the relative contribution of those factors, helping to improve understanding of the functioning of tropical ecosystems and how they are likely to respond to climate change.
    Keywords biogeography ; biomass ; climate ; climate change ; groundwater ; highlands ; inventories ; soil water ; tropical forests ; water supply ; water table ; Amazonia
    Language English
    Dates of publication 2022-08
    Size p. 1571-1588.
    Publishing place John Wiley & Sons, Ltd
    Document type Article
    Note JOURNAL ARTICLE
    ZDB-ID 2021283-5
    ISSN 1466-8238 ; 1466-822X ; 0960-7447
    ISSN (online) 1466-8238
    ISSN 1466-822X ; 0960-7447
    DOI 10.1111/geb.13531
    Database NAL-Catalogue (AGRICOLA)

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  3. Article ; Online: Biodegradation of polyester polyurethane by endophytic fungi.

    Russell, Jonathan R / Huang, Jeffrey / Anand, Pria / Kucera, Kaury / Sandoval, Amanda G / Dantzler, Kathleen W / Hickman, DaShawn / Jee, Justin / Kimovec, Farrah M / Koppstein, David / Marks, Daniel H / Mittermiller, Paul A / Núñez, Salvador Joel / Santiago, Marina / Townes, Maria A / Vishnevetsky, Michael / Williams, Neely E / Vargas, Mario Percy Núñez / Boulanger, Lori-Ann /
    Bascom-Slack, Carol / Strobel, Scott A

    Applied and environmental microbiology

    2011  Volume 77, Issue 17, Page(s) 6076–6084

    Abstract: Bioremediation is an important approach to waste reduction that relies on biological processes to break down a variety of pollutants. This is made possible by the vast metabolic diversity of the microbial world. To explore this diversity for the ... ...

    Abstract Bioremediation is an important approach to waste reduction that relies on biological processes to break down a variety of pollutants. This is made possible by the vast metabolic diversity of the microbial world. To explore this diversity for the breakdown of plastic, we screened several dozen endophytic fungi for their ability to degrade the synthetic polymer polyester polyurethane (PUR). Several organisms demonstrated the ability to efficiently degrade PUR in both solid and liquid suspensions. Particularly robust activity was observed among several isolates in the genus Pestalotiopsis, although it was not a universal feature of this genus. Two Pestalotiopsis microspora isolates were uniquely able to grow on PUR as the sole carbon source under both aerobic and anaerobic conditions. Molecular characterization of this activity suggests that a serine hydrolase is responsible for degradation of PUR. The broad distribution of activity observed and the unprecedented case of anaerobic growth using PUR as the sole carbon source suggest that endophytes are a promising source of biodiversity from which to screen for metabolic properties useful for bioremediation.
    MeSH term(s) Aerobiosis ; Anaerobiosis ; Biotransformation ; Carbon/metabolism ; DNA, Fungal/chemistry ; DNA, Fungal/genetics ; DNA, Ribosomal/chemistry ; DNA, Ribosomal/genetics ; DNA, Ribosomal Spacer/chemistry ; DNA, Ribosomal Spacer/genetics ; Fungi/classification ; Fungi/genetics ; Fungi/growth & development ; Fungi/metabolism ; Genes, rRNA ; Polyurethanes/metabolism ; RNA, Fungal/genetics ; RNA, Ribosomal/genetics ; Sequence Analysis, DNA ; Serine Endopeptidases/metabolism
    Chemical Substances DNA, Fungal ; DNA, Ribosomal ; DNA, Ribosomal Spacer ; Polyurethanes ; RNA, Fungal ; RNA, Ribosomal ; RNA, ribosomal, 26S ; Carbon (7440-44-0) ; Serine Endopeptidases (EC 3.4.21.-)
    Language English
    Publishing date 2011-07-15
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't ; Research Support, U.S. Gov't, Non-P.H.S.
    ZDB-ID 223011-2
    ISSN 1098-5336 ; 0099-2240
    ISSN (online) 1098-5336
    ISSN 0099-2240
    DOI 10.1128/AEM.00521-11
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Water table depth modulates productivity and biomass across Amazonian forests

    Sousa, Thaiane R. / Schietti, Juliana / Ribeiro, Igor O. / Emílio, Thaise / Fernández, Rafael Herrera / ter Steege, Hans / Castilho, Carolina V. / Esquivel-Muelbert, Adriane / Baker, Timothy / Pontes-Lopes, Aline / Silva, Camila V.J. / Silveira, Juliana M. / Derroire, Géraldine / Castro, Wendeson / Mendoza, Abel Monteagudo / Ruschel, Ademir / Prieto, Adriana / Lima, Adriano José Nogueira / Rudas, Agustín /
    Araujo-Murakami, Alejandro / Gutierrez, Alexander Parada / Andrade, Ana / Roopsind, Anand / Manzatto, Angelo Gilberto / Di Fiore, Anthony / Torres-Lezama, Armando / Dourdain, Aurélie / Marimon, Beatriz / Marimon, Ben Hur / Burban, Benoit / van Ulft, Bert / Herault, Bruno / Quesada, Carlos / Mendoza, Casimiro / Stahl, Clement / Bonal, Damien / Galbraith, David / Neill, David / de Oliveira, Edmar A. / Hase, Eduardo / Jimenez-Rojas, Eliana / Vilanova, Emilio / Arets, Eric / Berenguer, Erika / Alvarez-Davila, Esteban / Honorio Coronado, Eurídice N. / Almeida, Everton / Coelho, Fernanda / Valverde, Fernando Cornejo / Elias, Fernando / Brown, Foster / Bongers, Frans / Arevalo, Freddy Ramirez / Lopez-Gonzalez, Gabriela / van der Heijden, Geertje / Aymard C., Gerardo A. / Llampazo, Gerardo Flores / Pardo, Guido / Ramírez-Angulo, Hirma / do Amaral, Iêda Leão / Vieira, Ima Célia Guimarães / Huamantupa-Chuquimaco, Isau / Comiskey, James A. / Singh, James / Espejo, Javier Silva / del Aguila-Pasquel, Jhon / Zwerts, Joeri Alexander / Talbot, Joey / Terborgh, John / Ferreira, Joice / Barroso, Jorcely G. / Barlow, Jos / Camargo, José Luís / Stropp, Juliana / Peacock, Julie / Serrano, Julio / Melgaço, Karina / Ferreira, Leandro V. / Blanc, Lilian / Poorter, Lourens / Gamarra, Luis Valenzuela / Aragão, Luiz / Arroyo, Luzmila / Silveira, Marcos / Peñuela-Mora, Maria Cristina / Vargas, Mario Percy Núñez / Toledo, Marisol / Disney, Mat / Réjou-Méchain, Maxime / Baisie, Michel / Kalamandeen, Michelle / Camacho, Nadir Pallqui / Cardozo, Nállarett Dávila / Silva, Natalino / Pitman, Nigel / Higuchi, Niro / Banki, Olaf / Loayza, Patricia Alvarez / Graça, Paulo M.L.A. / Morandi, Paulo S. / van der Meer, Peter J. / van der Hout, Peter / Naisso, Pétrus / Camargo, Plínio Barbosa / Salomão, Rafael / Thomas, Raquel / Boot, Rene / Umetsu, Ricardo Keichi / da Costa Silva, Richarlly / Burnham, Robyn / Zagt, Roderick / Martinez, Rodolfo Vasquez / Brienen, Roel / Ribeiro, Sabina Cerruto / Lewis, Simon L. / Vieira, Simone Aparecida / de Almeida Reis, Simone Matias / Fauset, Sophie / Laurance, Susan / Feldpausch, Ted / Erwin, Terry / Killeen, Timothy / Wortel, Verginia / Moscoso, Victor Chama / Vos, Vincent / Huasco, Walter Huaraca / Laurance, William / Malhi, Yadvinder / Magnusson, William E. / Phillips, Oliver L. / Costa, Flávia R.C.

    Global Ecology and Biogeography

    2022  Volume 31, Issue 8

    Abstract: Aim: Water availability is the major driver of tropical forest structure and dynamics. Most research has focused on the impacts of climatic water availability, whereas remarkably little is known about the influence of water table depth and excess soil ... ...

    Abstract Aim: Water availability is the major driver of tropical forest structure and dynamics. Most research has focused on the impacts of climatic water availability, whereas remarkably little is known about the influence of water table depth and excess soil water on forest processes. Nevertheless, given that plants take up water from the soil, the impacts of climatic water supply on plants are likely to be modulated by soil water conditions. Location: Lowland Amazonian forests. Time period: 1971–2019. Methods: We used 344 long-term inventory plots distributed across Amazonia to analyse the effects of long-term climatic and edaphic water supply on forest functioning. We modelled forest structure and dynamics as a function of climatic, soil-water and edaphic properties. Results: Water supplied by both precipitation and groundwater affects forest structure and dynamics, but in different ways. Forests with a shallow water table (depth <5 m) had 18% less above-ground woody productivity and 23% less biomass stock than forests with a deep water table. Forests in drier climates (maximum cumulative water deficit < −160 mm) had 21% less productivity and 24% less biomass than those in wetter climates. Productivity was affected by the interaction between climatic water deficit and water table depth. On average, in drier climates the forests with a shallow water table had lower productivity than those with a deep water table, with this difference decreasing within wet climates, where lower productivity was confined to a very shallow water table. Main conclusions: We show that the two extremes of water availability (excess and deficit) both reduce productivity in Amazon upland (terra-firme) forests. Biomass and productivity across Amazonia respond not simply to regional climate, but rather to its interaction with water table conditions, exhibiting high local differentiation. Our study disentangles the relative contribution of those factors, helping to improve understanding of the functioning of tropical ecosystems and how ...
    Keywords above-ground biomass ; carbon ; forest dynamics ; groundwater ; seasonality ; tropical ecology
    Language English
    Publishing country nl
    Document type Article ; Online
    ZDB-ID 2021283-5
    ISSN 1466-8238 ; 1466-822X ; 0960-7447
    ISSN (online) 1466-8238
    ISSN 1466-822X ; 0960-7447
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  5. Article: The global abundance of tree palms

    Muscarella, Robert / Emilio, Thaise / Phillips, Oliver L / Lewis, Simon L / Slik, Ferry / Baker, William J / Couvreur, Thomas L. P / Eiserhardt, Wolf L / Svenning, Jens‐Christian / Affum‐Baffoe, Kofi / Aiba, Shin‐Ichiro / de Almeida, Everton C / de Almeida, Samuel S / de Oliveira, Edmar Almeida / Álvarez‐Dávila, Esteban / Alves, Luciana F / Alvez‐Valles, Carlos Mariano / Carvalho, Fabrício Alvim / Guarin, Fernando Alzate /
    Andrade, Ana / Aragão, Luis E. O. C / Murakami, Alejandro Araujo / Arroyo, Luzmila / Ashton, Peter S / Corredor, Gerardo A. Aymard / Baker, Timothy R / de Camargo, Plinio Barbosa / Barlow, Jos / Bastin, Jean‐François / Bengone, Natacha Nssi / Berenguer, Erika / Berry, Nicholas / Blanc, Lilian / Böhning‐Gaese, Katrin / Bonal, Damien / Bongers, Frans / Bradford, Matt / Brambach, Fabian / Brearley, Francis Q / Brewer, Steven W / Camargo, Jose L. C / Campbell, David G / Castilho, Carolina V / Castro, Wendeson / Catchpole, Damien / Cerón Martínez, Carlos E / Chen, Shengbin / Chhang, Phourin / Cho, Percival / Chutipong, Wanlop / Clark, Connie / Collins, Murray / Comiskey, James A / Medina, Massiel Nataly Corrales / Costa, Flávia R. C / Culmsee, Heike / David‐Higuita, Heriberto / Davidar, Priya / del Aguila‐Pasquel, Jhon / Derroire, Géraldine / Di Fiore, Anthony / Van Do, Tran / Doucet, Jean‐Louis / Dourdain, Aurélie / Drake, Donald R / Ensslin, Andreas / Erwin, Terry / Ewango, Corneille E. N / Ewers, Robert M / Fauset, Sophie / Feldpausch, Ted R / Ferreira, Joice / Ferreira, Leandro Valle / Fischer, Markus / Franklin, Janet / Fredriksson, Gabriella M / Gillespie, Thomas W / Gilpin, Martin / Gonmadje, Christelle / Gunatilleke, Arachchige Upali Nimal / Hakeem, Khalid Rehman / Hall, Jefferson S / Hamer, Keith C / Harris, David J / Harrison, Rhett D / Hector, Andrew / Hemp, Andreas / Herault, Bruno / Pizango, Carlos Gabriel Hidalgo / Coronado, Eurídice N. Honorio / Hubau, Wannes / Hussain, Mohammad Shah / Ibrahim, Faridah‐Hanum / Imai, Nobuo / Joly, Carlos A / Joseph, Shijo / K, Anitha / Kartawinata, Kuswata / Kassi, Justin / Killeen, Timothy J / Kitayama, Kanehiro / Klitgård, Bente Bang / Kooyman, Robert / Labrière, Nicolas / Larney, Eileen / Laumonier, Yves / Laurance, Susan G / Laurance, William F / Lawes, Michael J / Levesley, Aurora / Lisingo, Janvier / Lovejoy, Thomas / Lovett, Jon C / Lu, Xinghui / Lykke, Anne Mette / Magnusson, William E / Mahayani, Ni Putu Diana / Malhi, Yadvinder / Mansor, Asyraf / Peña, Jose Luis Marcelo / Marimon‐Junior, Ben H / Marshall, Andrew R / Melgaco, Karina / Bautista, Casimiro Mendoza / Mihindou, Vianet / Millet, Jérôme / Milliken, William / Mohandass, D / Mendoza, Abel Lorenzo Monteagudo / Mugerwa, Badru / Nagamasu, Hidetoshi / Nagy, Laszlo / Seuaturien, Naret / Nascimento, Marcelo T / Neill, David A / Neto, Luiz Menini / Nilus, Rueben / Vargas, Mario Percy Núñez / Nurtjahya, Eddy / de Araújo, R. Nazaré O / Onrizal, Onrizal / Palacios, Walter A / Palacios‐Ramos, Sonia / Parren, Marc / Paudel, Ekananda / Morandi, Paulo S / Pennington, R. Toby / Pickavance, Georgia / Pipoly, John J., III / Pitman, Nigel C. A / Poedjirahajoe, Erny / Poorter, Lourens / Poulsen, John R / Rama Chandra Prasad, P / Prieto, Adriana / Puyravaud, Jean‐Philippe / Qie, Lan / Quesada, Carlos A / Ramírez‐Angulo, Hirma / Razafimahaimodison, Jean Claude / Reitsma, Jan Meindert / Requena‐Rojas, Edilson J / Correa, Zorayda Restrepo / Rodriguez, Carlos Reynel / Roopsind, Anand / Rovero, Francesco / Rozak, Andes / Lleras, Agustín Rudas / Rutishauser, Ervan / Rutten, Gemma / Punchi‐Manage, Ruwan / Salomão, Rafael P / Van Sam, Hoang / Sarker, Swapan Kumar / Satdichanh, Manichanh / Schietti, Juliana / Schmitt, Christine B / Marimon, Beatriz Schwantes / Senbeta, Feyera / Nath Sharma, Lila / Sheil, Douglas / Sierra, Rodrigo / Silva‐Espejo, Javier E / Silveira, Marcos / Sonké, Bonaventure / Steininger, Marc K / Steinmetz, Robert / Stévart, Tariq / Sukumar, Raman / Sultana, Aisha / Sunderland, Terry C. H / Suresh, Hebbalalu Satyanarayana / Tang, Jianwei / Tanner, Edmund / ter Steege, Hans / Terborgh, John W / Theilade, Ida / Timberlake, Jonathan / Torres‐Lezama, Armando / Umunay, Peter / Uriarte, María / Gamarra, Luis Valenzuela / van de Bult, Martin / van der Hout, Peter / Martinez, Rodolfo Vasquez / Vieira, Ima Célia Guimarães / Vieira, Simone A / Vilanova, Emilio / Cayo, Jeanneth Villalobos / Wang, Ophelia / Webb, Campbell O / Webb, Edward L / White, Lee / Whitfeld, Timothy J. S / Wich, Serge / Willcock, Simon / Wiser, Susan K / Young, Kenneth R / Zakaria, Rahmad / Zang, Runguo / Zartman, Charles E / Zo‐Bi, Irié Casimir / Balslev, Henrik

    Global ecology and biogeography. 2020 Sept., v. 29, no. 9

    2020  

    Abstract: AIM: Palms are an iconic, diverse and often abundant component of tropical ecosystems that provide many ecosystem services. Being monocots, tree palms are evolutionarily, morphologically and physiologically distinct from other trees, and these ... ...

    Abstract AIM: Palms are an iconic, diverse and often abundant component of tropical ecosystems that provide many ecosystem services. Being monocots, tree palms are evolutionarily, morphologically and physiologically distinct from other trees, and these differences have important consequences for ecosystem services (e.g., carbon sequestration and storage) and in terms of responses to climate change. We quantified global patterns of tree palm relative abundance to help improve understanding of tropical forests and reduce uncertainty about these ecosystems under climate change. LOCATION: Tropical and subtropical moist forests. TIME PERIOD: Current. MAJOR TAXA STUDIED: Palms (Arecaceae). METHODS: We assembled a pantropical dataset of 2,548 forest plots (covering 1,191 ha) and quantified tree palm (i.e., ≥10 cm diameter at breast height) abundance relative to co‐occurring non‐palm trees. We compared the relative abundance of tree palms across biogeographical realms and tested for associations with palaeoclimate stability, current climate, edaphic conditions and metrics of forest structure. RESULTS: On average, the relative abundance of tree palms was more than five times larger between Neotropical locations and other biogeographical realms. Tree palms were absent in most locations outside the Neotropics but present in >80% of Neotropical locations. The relative abundance of tree palms was more strongly associated with local conditions (e.g., higher mean annual precipitation, lower soil fertility, shallower water table and lower plot mean wood density) than metrics of long‐term climate stability. Life‐form diversity also influenced the patterns; palm assemblages outside the Neotropics comprise many non‐tree (e.g., climbing) palms. Finally, we show that tree palms can influence estimates of above‐ground biomass, but the magnitude and direction of the effect require additional work. CONCLUSIONS: Tree palms are not only quintessentially tropical, but they are also overwhelmingly Neotropical. Future work to understand the contributions of tree palms to biomass estimates and carbon cycling will be particularly crucial in Neotropical forests.
    Keywords Arecaceae ; Neotropics ; aboveground biomass ; atmospheric precipitation ; carbon sequestration ; climate ; climate change ; data collection ; ecosystem services ; ecosystems ; edaphic factors ; meta-analysis ; paleoclimatology ; rain forests ; soil fertility ; tree and stand measurements ; trees ; tropical forests ; uncertainty ; water table ; wood density
    Language English
    Dates of publication 2020-09
    Size p. 1495-1514.
    Publishing place John Wiley & Sons, Ltd
    Document type Article
    Note JOURNAL ARTICLE
    ZDB-ID 2021283-5
    ISSN 1466-8238 ; 1466-822X ; 0960-7447
    ISSN (online) 1466-8238
    ISSN 1466-822X ; 0960-7447
    DOI 10.1111/geb.13123
    Database NAL-Catalogue (AGRICOLA)

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  6. Article ; Online: The global abundance of tree palms

    Muscarella, Robert / Emilio, Thaise / Phillips, Oliver L. / Lewis, Simon L. / Slik, Ferry / Baker, William J. / Couvreur, Thomas L.P. / Eiserhardt, Wolf L. / Svenning, Jens Christian / Affum-Baffoe, Kofi / Aiba, Shin Ichiro / de Almeida, Everton C. / de Almeida, Samuel S. / de Oliveira, Edmar Almeida / Álvarez-Dávila, Esteban / Alves, Luciana F. / Alvez-Valles, Carlos Mariano / Carvalho, Fabrício Alvim / Guarin, Fernando Alzate /
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    Global Ecology and Biogeography

    2020  Volume 29, Issue 9

    Abstract: Aim: Palms are an iconic, diverse and often abundant component of tropical ecosystems that provide many ecosystem services. Being monocots, tree palms are evolutionarily, morphologically and physiologically distinct from other trees, and these ... ...

    Abstract Aim: Palms are an iconic, diverse and often abundant component of tropical ecosystems that provide many ecosystem services. Being monocots, tree palms are evolutionarily, morphologically and physiologically distinct from other trees, and these differences have important consequences for ecosystem services (e.g., carbon sequestration and storage) and in terms of responses to climate change. We quantified global patterns of tree palm relative abundance to help improve understanding of tropical forests and reduce uncertainty about these ecosystems under climate change. Location: Tropical and subtropical moist forests. Time period: Current. Major taxa studied: Palms (Arecaceae). Methods: We assembled a pantropical dataset of 2,548 forest plots (covering 1,191 ha) and quantified tree palm (i.e., ≥10 cm diameter at breast height) abundance relative to co-occurring non-palm trees. We compared the relative abundance of tree palms across biogeographical realms and tested for associations with palaeoclimate stability, current climate, edaphic conditions and metrics of forest structure. Results: On average, the relative abundance of tree palms was more than five times larger between Neotropical locations and other biogeographical realms. Tree palms were absent in most locations outside the Neotropics but present in >80% of Neotropical locations. The relative abundance of tree palms was more strongly associated with local conditions (e.g., higher mean annual precipitation, lower soil fertility, shallower water table and lower plot mean wood density) than metrics of long-term climate stability. Life-form diversity also influenced the patterns; palm assemblages outside the Neotropics comprise many non-tree (e.g., climbing) palms. Finally, we show that tree palms can influence estimates of above-ground biomass, but the magnitude and direction of the effect require additional work. Conclusions: Tree palms are not only quintessentially tropical, but they are also overwhelmingly Neotropical. Future work to understand the ...
    Keywords Arecaceae ; Neotropics ; above-ground biomass ; abundance patterns ; local abiotic conditions ; pantropical biogeography ; tropical rainforest ; wood density
    Subject code 333
    Language English
    Publishing country nl
    Document type Article ; Online
    ZDB-ID 2021283-5
    ISSN 1466-8238 ; 1466-822X ; 0960-7447
    ISSN (online) 1466-8238
    ISSN 1466-822X ; 0960-7447
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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