Holocene global warming and the origin of the neotropical Gran Sabana in the Venezuelan Guayana

Journal of Biogeography

Volumn 34, Issue 2, 2007, Pages 279-288

  Rull, Valentí ^a  

^a UNIVERSITAT AUTÒNOMA DE BARCELONA   (Spain)

Author keywords

Charcoal; Fires; Forest savanna mosaics; Global warming; Holocene; Long term ecology; Neotropics; Palaeoclimates; Pollen; Savanna

Indexed keywords

ANTHROPOGENIC EFFECT; CHARCOAL; CLOUD FOREST; FIRE; FOREST DYNAMICS; GLOBAL WARMING; HOLOCENE; NEOTROPICAL REGION; PALEOCLIMATE; PLEISTOCENE-HOLOCENE BOUNDARY; SAVANNA;

ATLANTIC ISLANDS; ATLANTIC OCEAN; BOLIVAR [VENEZUELA]; CARIBBEAN ISLANDS; CARONI RIVER; GRAN SABANA; GUAYANA; LESSER ANTILLES; ORINOCO RIVER; SOUTH AMERICA; TRINIDAD [TRINIDAD AND TOBAGO]; TRINIDAD AND TOBAGO; VENEZUELA;

CATOSTEMMA; MALVACEAE;

EID: 33846531307     PISSN: 03050270     EISSN: 13652699     Source Type: Journal    
DOI: 10.1111/j.1365-2699.2006.01620.x     Document Type: Article

References (42)

1. Bennett, K.D. (1994) 'PSIMPOLL' version 2.23: a C program for analysing pollen data and plotting pollen diagrams. Commission for the study of the Holocene, Working group on data-handling methods, Newsletter, 11, 4-6.
2. Bennett, K.D. (2002) Documentation for PSIMPOLL 4.10 and PSCOMB 1.03. C programs for plotting pollen diagrams and analysing pollen data. Department of Earth Sciences, Uppsala University, Uppsala.
3. Biddulph, J. & Kellman, M. (1998) Fuels and fire at savanna-forest boundaries in southeastern Venezuela. Journal of Tropical Ecology, 14, 445-461.
4. Briceño, H.O. & Schubert, C. (1990) Geomorphology of the Gran Sabana, Guayana Shield. Geomorphology, 3, 125-141.
5. Colinvaux, P.A., De Oliveira, P.E. & Moreno, J.E. (1999) Amazon pollen manual and atlas. Harwood Academic Publishers, Amsterdam.
6. Colson, A.B. (1985) Routes of knowledge, an aspect of regional integration in the circum-Roraima area of the Guayana Highlands. Antropológica, 63/64, 103-149.
7. Dezzeo, N. & Chacón, N. (2005) Carbon and nutrients loss in aboveground biomass along a fire induced forest-savanna gradient in the Gran Sabana, southern Venezuela. Forest Ecology and Management, 209, 343-352.
8. Eden, M.J. (1974) Paleoclimatic influences and the development of savanna in southern Venezuela. Journal of Biogeography, 1, 95-109.
9. Favier, Ch., Chave, J., Fabing, A., Schwartz, D. & Dubois, M.A. (2004) Modelling forest-savanna mosaic dynamics in man-influenced environments, effects of fire, climate and soil heterogeneity. Ecological Modelling, 171, 85-102.
10. Fölster, H. (1986) Forest-savanna dynamics and desertification processes in the Gran Sabana. Interciencia, 11, 311-316.
11. Fölster, H. (1992) Holocene autochthonous forest degradation in southeast Venezuela. Tropical forests in transition (ed. by J.G. Goldhammer), pp. 25-44. Birkhäusser, Berlin.
12. Fölster, H & Dezzeo, N. (1994) La degradación de la vegetación. Scientia Guayanae, 4, 145-186.
13. Fuchs, H.P. (1967) Pollen morphology of the family Bombacaceae. Review of Palaeobotany and Palynology, 3, 119-132.
14. Haug, G.H., Hughen, K.A., Sigman, D.M., Peterson, L.C. & Röhl, U. (2001) Southward migration of the intertropical convergence zone through the Holocene. Science, 293, 1304-1308.
15. Hernández, L. (1999a) Fisionomía y estructura de bosques submesotérmicos y mesotérmicos. Scientia Guayanae, 9, 5-34.
16. Hernández, L. (1999b) Caracterización florística de los bosques. Scientia Guayanae, 9, 53-83.
17. Herrera, L.F. & Urrego, L.E. (1996) Atlas de polen de plantas útiles y cultivadas de la Amazonia colombiana. Tropenbos Colombia, Bogotá.
18. Huber, O. (1995a) Geographical and physical features. Flora of the Venezuelan Guayana, Vol. 1. Introduction (ed. by P.E. Berry, B.K. Holst and K. Yaskievych), pp. 1-61. Missouri Botanical Garden Press, St Louis, MO.
19. Huber, O. (1995b) Vegetation. Flora of the Venezuelan Guayana, Vol. 1. Introduction (ed. by P.E. Berry, B.K. Holst and K. Yaskievych), pp. 97-160. Missouri Botanical Garden Press, St Louis, MO.
20. Huber, O. (1995c) Conservation of the Venezuelan Guayana. Flora of the Venezuelan Guayana, Vol. 1. Introduction (ed. by P.E. Berry, B.K. Holst and K. Yaskievych), pp. 193-218. Missouri Botanical Garden Press, St Louis, MO.
21. Huber, O. (2006) Herbaceous ecosystems on the Guayana Shield, a regional overview. Journal of Biogeography, 33, 464-475.
22. Jongman, R.H.G., ter Braak, C.J.F. & van Tongeren, O.F.R. (eds) (1995) Data analysis in community and landscape ecology. Cambridge University Press, Cambridge.
23. Kaplan, M.R. & Wolfe, A.P. (2006) Spatial and temporal variability of Holocene temperature in the north Atlantic region. Quaternary Research, 65, 223-231.
24. Kaufman, D.S., Ager, T.A., Anderson, N.J., Anderson, P.M., Andrews, J.T., Bartlein, P.J., Brubaker, L.B., Coats, L.L., Cwynar, L.C., Duvall, M.L., Dyke, A.S., Edwards, M.E., Eisner, W.R., Gajewski, K., Geirsdóttir, A., Hu, F.S., Jennings, A.E., Kaplan, M.R., Kerwin, M.W., Lozhkin, A.V., MacDonald, G.M., Miller, G.H., Mock, C.J., Oswald, W.W., Otto-Bliesner, B.L., Porinchu, D.F., Rühland, K., Smol, J.P., Steigd, E.J. & Wolfe, B.B. (2004) Holocene thermal maximum in the western Arctic (0-180° W). Quaternary Science Reviews, 23, 529-560.
25. Kingsbury, N.D. (1999) Increasing pressure on decreasing resources, a case study of Pemón meridian shifting cultivation in the Gran Sabana, Venezuela. PhD Thesis, York University, Toronto, Canada.
26. Kingsbury, N.D. (2001) Impacts of land use and cultural change in a fragile environment, indigenous acculturation and deforestation in Kavanayén, Gran Sabana, Venezuela. Interciencia, 26, 327-336.
27. Kovach, W. (1989) Comparisons of multivariate analytical techniques for the use in pre-Quaternary plant palaeoecology. Review of Palaeobotany and Palynology, 60, 255-282.
28. Kovach, W. (1999) MVSP version 3.1. User's manual. Kovach Computing Services, Pentraeth.
29. McGregor, G.R. & Nieuwolt, S. (1998) Tropical climatology. J. Wiley & Sons, Chichester, UK.
30. Reimer, P.J., Baillie, M.G.L., Bard, E., Bayliss, A., Beck, J.W., Bertrand, Ch.J.H., Blackwell, P.G., Buck, C.E., Burr, G.S., Cutler, K.B., Damon, P.E., Lawrence, R., Edwards, R.L., Fairbanks, R.G., Friedrich, M., Guilderson, Th.P., Hogg, A.G., Hughen, K.A., Kromer, B., McCormac, G., Manning, S., Ramsey, Ch.B., Reimer, R.W., Remmele, S., Southon, J.R., Stuiver, M., Talamo, S., Taylor, F.W., van der Plicht, J. & Weyhenmeyer, C.E. (2004) IntCal04 Terrestrial radiocarbon age calibration, 0-26 cal kyr BP. Radiocarbon, 46, 1029-1057.
31. Rinaldi, M., Rull, V. & Schubert, C. (1990) Análisis paleoecológicos de una turbera en la Gran Sabana (Santa Cruz de Mapaurí), Venezuela, Resultados preliminares. Acta Cientifica Venezolana, 41, 66-68.
32. Roberts, N. (1998) The Holocene: an environmental history, 2nd edn. Blackwell, Oxford.
33. Roubik, D.W. & Moreno, J.E. (1991) Pollen and spores of Barro Colorado Island. Monographies in Systematic Botany, 36. Missouri Botanical Garden, St Louis, MO.
34. Rull, V. (1987) A note on pollen counting in palaeoecology. Pollen et Spores, XXIX, 471-480.
35. Rull, V. (1992) Successional patterns of the Gran Sabana (southeastern Venezuela) vegetation during the last 5000 years, and its responses to climatic fluctuations and fire. Journal of Biogeography, 19, 329-338.
36. Rull, V. (1999) A palynological record of a secondary succession after fire in the Gran Sabana, Venezuela. Journal of Quaternary Science, 14, 137-152.
37. Rull, V. (2003) An illustrated key for the identification of pollen from Pantepui and the Gran Sabana (eastern Venezuelan Guayana). Palynology, 27, 95-129.
38. Rull, V. & Vegas-Vilarrúbia, T. (2006) Unexpected biodiversity loss under global warming in the neotropical Guayana Highlands, a preliminary appraisal. Global Change Biology, 12, 1-9.
39. Salgado-Labouriau, M.L. & Rull, V. (1986) A method of introducing exotic pollen for paleoecological analysis of sediments. Review of Palaeobotany and Palynology, 47, 97-103.
40. Schubert, C. & Huber, O. (1990) The Gran Sabana, panorama of a region. Lagoven booklets, Caracas.
41. Steyermark, J.A., Berry, P.E. and Holst, B.K. (eds) (1995) Flora of the Venezuelan Guayana, Vols 1-9. Missouri Botanical Garden Press, St Louis, MO.
42. Wille, M., Hooghiemstra, H., Behling, H., van der Borg, K. & Negret, A.J. (2001) Environmental change in the Colombian subandean forest belt from 8 pollen records, the last 50 kr. Vegetation History and Archaeobotany, 10, 61-77.