Now showing items 1-20 of 285

  • The ACER pollen and charcoal database : a global resource to document vegetation and fire response to abrupt climate changes during the last glacial period 

    Sánchez Goñi, M. F.; Desprat, S.; Daniau, A.-L.; Bassinot, F. C.; Polanco-Martínez, J. M.; Harrison, S. P.; Allen, J. R. M.; Anderson, R. S.; Behling, H.; Bonnefille, R.; Burjachs, F.; Carrión, J. S.; Cheddadi, R.; Clark, J. S.; Combourieu-Nebout, N.; Courtney Mustaphi, Colin J.; Debusk, G. H.; Dupont, L. M.; Finch, J. M.; Fletcher, W. J.; Giardini, M.; González, C.; Gosling, W. D.; Grigg, L. D.; Grimm, E. C.; Hayashi, R.; Helmens, K.; Heusser, L. E.; Hill, T.; Hope, G.; Huntley, B.; Igarashi, Y.; Irino, T.; Jacobs, B.; Jiménez-Moreno, G.; Kawai, S.; Kershaw, A. P.; Kumon, F.; Lawson, I. T.; Ledru, M.-P.; Lézine, A.-M.; Liew, P. M.; Magri, D.; Marchant, R.; Margari, V.; Mayle, F. E.; McKenzie, G. M.; Moss, P.; Müller, S.; Müller, U. C.; Naughton, F.; Newnham, R. M.; Oba, T.; Pérez-Obiol, R.; Pini, R.; Ravazzi, C.; Roucoux, K. H.; Rucina, S. M.; Scott, L.; Takahara, H.; Tzedakis, P. C.; Urrego, D. H.; van Geel, B.; Valencia, B. G.; Vandergoes, M. J.; Vincens, A.; Whitlock, C. L.; Willard, D. A.; Yamamoto, M. (2017-09-11) - Journal article
    Quaternary records provide an opportunity to examine the nature of the vegetation and fire responses to rapid past climate changes comparable in velocity and magnitude to those expected in the 21st-century. The best ...
  • Andean grasslands are as productive as tropical cloud forests 

    Oliveras, I.; Girardin, C.; Doughty, C. E.; Cahuana, N.; Arenas, C. E.; Oliver, V.; Huasco, W. Huaraca; Malhi, Y. (2014-11) - Journal article
    We aim to assess net primary productivity (NPP) and carbon cycling in Andean tropical alpine grasslands (puna) and compare it with NPP of tropical montane cloud forests. We ask the following questions: (1) how do NPP and ...
  • Another continental vulture crisis : Africa’s vultures collapsing toward extinction 

    Ogada, Darcy; Shaw, Philip; Beyers, Rene L; Buij, Ralph; Murn, Campbell; Thiollay, Jean Marc; Beale, Colin M; Holdo, Ricardo M; Pomeroy, Derek; Baker, Neil; Krüger, Sonja C; Botha, Andre; Virani, Munir Z; Monadjem, Ara; Sinclair, Anthony R E (2016-04-26) - Journal article
    Vultures provide critical ecosystem services, yet populations of many species have collapsed worldwide. We present the first estimates of a 30-year Pan- African vulture decline, confirming that declines have occurred on a ...
  • The anthropogenic influence on wildfire regimes : charcoal records from the Holocene and Last Interglacial at Ioannina, Greece 

    Lawson, I. T.; Tzedakis, P. C.; Roucoux, K. H.; Galanidou, N. (2013-12) - Journal article
    Aim: To characterize the changing fire regime of a Mediterranean landscape during the Holocene and the Last Interglacial and, by comparing the two periods, to improve our understanding of the extent and timing of human ...
  • Apparent OSL ages of modern deposits from Fåbergstølsdalen, Norway : implications for sampling glacial sediments 

    King, Georgina; Robinson, Ruth Alison Joyce; Finch, Adrian Anthony (2013-10-16) - Journal article
    The application of optically stimulated luminescence (OSL) dating within glacial settings can be limited where sediments have not had their OSL signal fully reset by sunlight exposure. Heterogeneous bleaching can result ...
  • Are inventory based and remotely sensed above-ground biomass estimates consistent? 

    Hill, Timothy Charles; Williams, Mathew; Bloom, A. Anthony; Mitchard, Edward; Ryan, Casey (2013-09-19) - Journal article
    Carbon emissions resulting from deforestation and forest degradation are poorly known at local, national and global scales. In part, this lack of knowledge results from uncertain above-ground biomass estimates. It is ...
  • Are thermophilic microorganisms active in cold environments? 

    Cockell, Charles S.; Cousins, Claire Rachel; Wilkinson, Paul T.; Olsson-Francis, Karen; Rozitis, Ben (2015-07) - Journal article
    The mean air temperature of the Icelandic interior is below 10 °C. However, we have previously observed 16S rDNA sequences associated with thermophilic lineages in Icelandic basalts. Measurements of the temperatures of ...
  • Assessing costs and benefits of measures to achieve Good Environmental Status in European regional seas: challenges, opportunities and lessons learnt 

    Börger, Tobias; Broszeit, Stefanie; Ahtiainen, Heini; Atkins, Jonathan; Burdon, Daryl; Luisetti, Tiziana; Murrillas, Arantza; Oinonen, Soile; Paltriguera, Lucille; Roberts, Louise; Uyarra, Maria C.; Austen, Melanie C. (2016-10-07) - Journal article
    The EU Marine Strategy Framework Directive (MSFD) requires Member States to assess the costs and benefits of Programmes of Measures (PoMs) put in place to ensure that European marine waters achieve Good Environmental Status ...
  • Assessing national perspectives on the Arctic : The case of Norway 

    Rehner, Robert Wilhelm Michael; McCauley, Darren; Khubaeva, Alisa; Zhuvakin, Dmitry (Arctic Research Centre, 2015-04-01) - Report
  • Assessing performance of Bayesian state-space models fit to Argos Satellite telemetry locations processed with Kalman Filtering 

    Silva, Monica A.; Jonsen, Ian; Russell, Deborah Jill Fraser; Prieto, Rui; Thompson, David; Baumgartner, Mark F. (2014-03-20) - Journal article
    Argos recently implemented a new algorithm to calculate locations of satellite-tracked animals that uses a Kalman filter (KF). The KF algorithm is reported to increase the number and accuracy of estimated positions over ...
  • Assessing the energy justice implications of bioenergy development in Nepal 

    Damgaard, Caroline; McCauley, Darren; Long, Jed (2017-03-27) - Journal article
    Background :  The emerging concept of energy justice has focused on the justice implications of conventional energy systems (oil, gas, coal, etc.). Instead, we focus on the meaning of energy justice in the context of ...
  • Assessing the societal benefits of river restoration using the ecosystem services approach 

    Vermaat, Jan E.; Wagtendonk, Alfred J.; Brouwer, Roy; Sheremet, Oleg; Ansink, Erik; Brockhoff, Tim; Plug, Maarten; Hellsten, Seppo; Aroviita, Jukka; Tylec, Luiza; Giełczewski, Marek; Kohut, Lukas; Brabec, Karel; Haverkamp, Jantine; Poppe, Michaela; Böck, Kerstin; Coerssen, Matthijs; Segersten, Joel; Hering, Daniel (2016-04) - Journal article
    The success of river restoration was estimated using the ecosystem services approach. In eight pairs of restored–unrestored reaches and floodplains across Europe, we quantified provisioning (agricultural products, wood, ...
  • Atmospheric drying as the main driver of dramatic glacier wastage in the southern Indian Ocean 

    Favier, V.; Verfaillie, D.; Berthier, E.; Menegoz, M.; Jomelli, V.; Kay, J. E.; Ducret, L.; Malbéteau, Y.; Brunstein, D.; Gallée, H.; Park, Y. -H.; Rinterknecht, V. (2016-09-01) - Journal article
    The ongoing retreat of glaciers at southern sub-polar latitudes is particularly rapid and widespread. Akin to northern sub-polar latitudes, this retreat is generally assumed to be linked to warming. However, no long-term ...
  • Attenuation of species abundance distributions by sampling 

    Shimadzu, Hideyasu; Darnell, Ross (2015-04-22) - Journal article
    Quantifying biodiversity aspects such as species presence/ absence, richness and abundance is an important challenge to answer scientific and resource management questions. In practice, biodiversity can only be assessed ...
  • Bat urea-derived minerals in arid environment. First identification of allantoin, C4H6N4O3, in Kahf Kharrat Najem Cave, United Arab Emirates 

    Audra, Philippe; Bosák, Pavel; Gázquez, Fernando; Cailhol, Didier; Skála, Roman; Lisá, Lenka; Jonášová, Šárka; Frumkin, Amos; Knez, Martin; Slabe, Tadej; Zupan Hajna, Nadja; Al-Farraj, Asma (2017) - Journal article
    Kahf Kharrat Najem Cave is a small cave in United Arab Emirates (UAE) that hosts a bat colony which is the source of guano deposits and peculiar centimeter-long yellowish stalactites. The mineralogy and geochemistry of ...
  • Best practices for virtual participation in meetings : experiences from synthesis centers 

    Hampton, Stephanie E.; Halpern, Benjamin S.; Winter, Marten; Balch, Jennifer K.; Parker, John N.; Baron, Jill S.; Palmer, Margaret; Schildhauer, Mark P.; Bishop, Pamela; Meagher, Thomas R.; Specht, Alison (2017-01-03) - Journal article
  • Biogeochemical significance of pelagic ecosystem function : an end-Cretaceous case study 

    Henehan, Michael; Hull, Pincelli; Penman, Donald; Rae, James William Buchanan; Schmidt, Daniela (2016-05) - Journal article
    Pelagic ecosystem function is integral to global biogeochemical cycling, and plays a major role in modulating atmospheric CO2 concentrations (pCO2). Uncertainty as to the effects of human activities on marine ecosystem ...
  • Biological regulation of atmospheric chemistry en route to planetary oxygenation 

    Izon, Gareth; Zerkle, Aubrey L.; Williford, Kenneth; Farquhar, James; Poulton, Simon; Claire, Mark W. (2017-03-28) - Journal article
    Emerging evidence suggests that atmospheric oxygen may have varied before rising irreversibly ∼2.4 billion years ago, during the Great Oxidation Event (GOE). Significantly, however, pre-GOE atmospheric aberrations toward ...
  • Boron isotope evidence for oceanic carbon dioxide leakage during the last deglaciation 

    Martínez-Botí, M A; Marino, G; Foster, G L; Ziveri, P; Henehan, M J; Rae, J W B; Mortyn, P G; Vance, D (2015-02-12) - Journal article
    Atmospheric CO2 fluctuations over glacial-interglacial cycles remain a major challenge to our understanding of the carbon cycle and the climate system. Leading hypotheses put forward to explain glacial-interglacial atmospheric ...
  • Buying spatially-coordinated ecosystem services : an experiment on the role of auction format and communication 

    Krawczyk, Michał; Bartczak, Anna; Hanley, Nicholas David; Stenger, Anne (2016-04) - Journal article
    Procurement auctions are one of several policy tools available to incentivise the provision of ecosystem services and biodiversity conservation. Successful biodiversity conservation often requires a landscape-scale approach ...