Northern Eurasia Earth Science Partnership Initiative - Land Cover and Land Use Change (2009)
Goetz, S. J., Achard, F., Alcaraz, D., Bhatt, U., Bunn, A., Comiso, J., ...
Cumulative effects of rapid land-cover and land-use changes on the Yamal Peninsula, Russia (2009)
Walker, H., Bhatt, U. S., Raynolds, M. K., Romanovsky, V. E., Kofinas, G. P., Kuss, J. P., ...
A pilot study on the pollen representation of mountain valley vegetation in the central Alps (2008)
Sjögren, P., Van Der Knaap, W. O., Kaplan, J. O., Ammann, B.
The relative pollen productivity (RPP) of Pinus cembra, Larix, Picea, Gramineae, and Cyperaceae was estimated for the Upper Engadine area, an inner-alpine sub-continental valley in SE Switzerland...
Williams, J. W., Gonzales, L. M., Kaplan, J. O.
Aim To estimate the effects of full-glacial atmospheric CO2 concentrations and climate upon leaf area index (LAI), using both global vegetation models and palaeoecological data. Prior simulations...
Gonzales, L. M., Williams, J. W., Kaplan, J. O.
Over the past 10 years, there has been a growing debate about the relative importance of late-Quaternary variations in climate and CO2 as drivers of changes in vegetation structure. In this study, we...
Mid- to late Holocene climate change- an overview (2008)
Wanner, H., Beer, J., Bütikofer, J., Crowley, T. J., Cubasch, U., Flückiger, J., ...
The last 6000 years are of particular interest to the understanding of the Earth System because the boundary conditions of the climate system did not change dramatically (in comparison to larger...
Bergamaschi, P., Frankenberg, C., Meirink, J.F., Krol, M.C., Dentener, F., Wagner, T., ...
We extend the analysis of a global CH4 data set retrieved from SCIAMACHY (Frankenberg et al., 2006) by making a detailed comparison with inverse TM5 model simulations for 2003 that are optimized...
Bergamaschi, P., Frankenberg, C., Meirink, J. F., Krol, M., Dentener, F., Wagner, T., ...
We extend the analysis of a global CH4 data set retrieved from SCIAMACHY (Frankenberg et al., 2006) by making a detailed comparison with inverse TM5 model simulations for 2003 that are optimized...
Evolution of methane concentrations over the last 20 years, GEOS-Chem Users' Meeting (2007)
Drevet, J., Bey, I., Kaplan, J.O., Koumoutsaris, S., Generoso, S.
Simulating future changes in Arctic and subarctic vegetation (2007)
Epstein, H. E., Yu, Q., Kaplan, J. O., Lischke, H.
The Arctic is a sensitive system undergoing dramatic changes related to recent warming trends. Vegetation dynamics-increases in the quantity of green vegetation and a northward migration of trees...
Carbon storage on exposed continental shelves during the glacial-interglacial transition (2006)
Montenegro, A., Eby, M., Kaplan, J. O., Meissner, K. J., Weaver, A. J.
We present analyses of new and previously published estimates of total (vegetation plus soil) carbon storage on exposed continental shelves during the LGM. Carbon stock estimates from environmental...
Kaplan, J. O., Folberth, G., Hauglustaine, D.
Recent analyses of ice core methane concentrations suggested that methane emissions from wetlands were the primary driver for prehistoric changes in atmospheric methane. However, these...
The application and interpretation of Keeling plots in terrestrial carbon cycle research (2003)
Pataki, D. E., Ehleringer, J. R., Flanagan, L. B., Yakir, D., Bowling, D. R., Still, C. J., ...
Photosynthesis and respiration impart distinct isotopic signatures to the atmosphere that are used to constrain global carbon source/sink estimates and partition ecosystem fluxes. Increasingly, the...
Rathgeber, C., Nicault, A., Kaplan, J. O., Guiot, J.
Tree-ring chronologies provide long-term records of growth in natural environmental conditions and may be used to evaluate the impacts of climatic change and [CO2] increase on forest productivity....
Ridgwell, A. J., Watson, A. J., Maslin, M. A., Kaplan, J. O.
We examine the effect on atmospheric CO2 of the occurrence of increased shallow water carbonate deposition and regrowth of the terrestrial biosphere following the last glacial. We find that contrary...
Climate and interannual variability of the atmosphere-biosphere 13CO2 flux (2003)
Scholze, M., Kaplan, J. O., Knorr, W., Heimann, M.
We present a bottom-up approach to simulate the terrestrial isotopic carbon variations using the Lund-Potsdam-Jena dynamic global vegetation model (LPJ-DGVM). LPJ is extended to include isotopic...
Sitch, S., Smith, B., Prentice, I. C., Arneth, A., Bondeau, A., Cramer, W., ...
The Lund-Potsdam-Jena Dynamic Global Vegetation Model (LPJ) combines process-based, large-scale representations of terrestrial vegetation dynamics and land-atmosphere carbon and water exchanges in a...
Bigelow, N. H., Brubaker, L. B., Edwards, M. E., Harrison, S. P., Prentice, I. C., Anderson, P. M., ...
A unified scheme to assign pollen samples to vegetation types was used to reconstruct vegetation patterns north of 55°N at the last glacial maximum (LGM) and mid-Holocene (6000 years B.P.). The...
Kaplan, J. O., Bigelow, N. H., Prentice, I. C., Harrison, S. P., Bartlein, P. J., Christensen, T. R., ...
Large variations in the composition, structure, and function of Arctic ecosystems are determined by climatic gradients, especially of growing-season warmth, soil moisture, and snow cover. A unified...
Kaplan, J. O., Bigelow, N. H., Prentice, I. C., Harrison, S.P., Bartlein, P.J., Christensen, T.R., ...
Large variations in the composition, structure, and function of Arctic ecosystems are determined by climatic gradients, especially of growing-season warmth, soil moisture, and snow cover. A unified...
Kaplan, J. O, Bigelow, N. H, Prentice, I. C, Harrison, S. P, Bartlein, P. J, Christensen, T. R, ...
Large variations in the composition, structure, and function of Arctic ecosystems are determined by climatic gradients, especially of growing-season warmth, soil moisture, and snow cover. A unified...
Antarctic climate during the middle Pliocene: model sensitivity to ice sheet variation (2002)
Haywood, A. M., Valdes, P. J., Sellwood, B. W., Kaplan, J. O.
Significant controversy exists surrounding the nature of the Antarctic ice sheet during the period of middle Pliocene warmth. This paper outlines the output from three sensitivity experiments for the...
Wetlands at the Last Glacial Maximum: Distribution and methane emissions (2002)
The global distribution of potential wetlands and their methane (CH4) emissions at the present-day and the Last Glacial Maximum (LGM) are estimated using a GCM simulation of LGM climate, a vegetation...
Kaplan, J. O., Prentice, I. C., Buchmann, N.
Global data sets of the stable carbon isotope composition of plant leaves, of CO2 in canopy air, and of CO2 in the background atmosphere were compiled and compared to results of a global vegetation...
Modeling the dynamics of terrestrial carbon storage since the Last Glacial Maximum (2002)
Kaplan, J. O., Prentice, I. C., Knorr, W., Valdes, P. J.
A dynamic global vegetation model (DGVM) was used to simulate global terrestrial carbon storage and stable carbon isotope composition changes for the last 21000 years. A paleoclimate scenario was...
Modelling middle Pliocene warm climates of the USA (2001)
Haywood, A. M., Valdes, P. J., Selwood, B. W., Kaplan, J. O., Dowsett, H. J.
The middle Pliocene warm period represents a unique time slice in which to model and understand climatic processes operating under a warm climatic regime. Palaeoclimatic model simulations, focussed...
Geophysical Applications of Vegetation Modeling (2001)
Kaplan, J. O., Prentice, I. Colin
This thesis describes the development and selected applications of a global vegetation model, BIOME4. The model is applied to problems in high-latitude vegetation distribution and climate, trace gas...
LPJ - A coupled model of vegetation dynamics and the terrestrial carbon cycle (2000)
Sitch, S., Prentice, I. C., Smith, B., Cramer, W., Kaplan, J.O., Lucht, W., ...
Guiot, J., Torre, F., Cheddadi, R., Peyron, O., Tarasov, P., Jolly, D., ...
A continuous Late Glacial and Holocene record of vegetation changes in Kazakhstan (1997)
Tarasov, P. E., Jolly, D., Kaplan, J. O.
The Late Glacial and Holocene vegetation history of northern Kazakhstan is reconstructed using a well dated continuous pollen record from Ozerki swamp (50 degrees 24'N, 80 degrees 28'E, altitude 210...
The prehistorical and preindustrial deforestation of Europe
Kaplan, J. O., Krumhardt, K. M., Zimmerman, N.
Humans have transformed Europe’s landscapes since the establishment of the first agricultural societies in the mid-Holocene. The most important anthropogenic alteration of the natural environment...