LANDCLIM MJG Public Version
LANDCLIM project Swedish Research Council Marie-José Gaillard 1, Shinya Sugita 2,1 Anna-Kari Trondman 1, Florence Mazier 3 Anne Birgitte Nielsen 4, Ralph Fyfe 5 Michelle Leydet 6 and LANDCLIM members* 1 Linnaeus University, Kalmar, Sweden 2 Tallinn University, Tallinn, Estonia 3 University of Toulouse, Toulouse, France 4 University of Göttingen, Göttingen, Germany 5 University of Plymouth, Plymouth, UK 6 University of Marseilles, Arbois, France Swedish project: LANDCLIM 6000-200 • LANDCLIM 6000-200 is a contribution to the IGBP-PAGES-Focus 4 PHAROS programme (www.pages.unibe.ch/science/focus4.html ). • The overall objective is to – better understand vegetation/land use-climate interactions on long time scales, and – to evaluate and fine-tune the regional climate model RCA3, the dynamic vegetation model (LPJGuess), and the coupled RCA3-LPJGuess model for better analysis of future climate change Proposed scheme of GCMs model-data comparison RCA3 LJPGUESS + Pollen data GCMs Model-data comparison Gaillard et al. 2010, Clim Past Testing REVEALS in southern Sweden Hellman et al. 2008a,b (JQS, VHA) Skåne Småland Tenhultasjön (292 ha) Kansjön (77 ha) Storesjön Vallsjön (512 ha) (707 ha) Coniferous Deciduous Vombsjön (1224 ha) Grassland Sövdesjön (265 ha) Snogeholmssjön Cultivated ( 240 ha) Trummen (76 ha) Built-up Börringesjön Krageholmssjön (274 ha) (186 ha) Lakes 0 20 40 60 80 km 0 25 50 75 100 km Results Sweden: Skåne (Open Landscape) Gaillard et al. 2010, Clim Past Observed vegetation Pollen Percentages (percentage cover) Skåne regional pollen percentages (20 samples), 26 Skåne observed vegetation 26 taxa <1% Acer taxa Rumex ace Picea Carpinus Rumex ace Picea <1% 3% Juniperus 2% Acer 13% 3% Pinus Fraxinus Juniperus Tilia Poaceae Tilia Poaceae 13% Pinus Calluna Ulmus 15% 19% 3% Com p.
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