Research

Foci

Climate Variability: MWP, LIA, Recent Warming, Color-preservation, Forcing agents
Early Instrumental Measurements: Homogenization, Urban-Heat-Island, High-elevation observations
High Mountains: European Alps, Carpathian arc, Pyrenees, Caucasus, Scandinavia and Tien Shan
Landscape Dynamics: Change and persistence in Alpine environment, settlement and building history
Palaeoclimatology: Long-term reconstructions, regional- to large-scale networks, frequency domains
Plague dynamics: Climatic and environmental triggers of plague outbreaks in Central Asia and Europe
Population Ecology: Long-term insect outbreak dispersal and dynamics
Tree-ring Research: De-trending, Composite chronologies, Maximum Latewood Density
Vegetation Dynamics: Intra- to inter-annual growth responses to climate, tree-line dynamics

Locations

Alps: TRW and MXD network, living and relict wood material, composite chronologies, millennial-long summer temperature reconstructions, spatiotemporal reconstructions of LBM outbreaks, settlement and building history, intra-annual growth dynamics, treeline studies, Lötschental, Southern French Alps, Valais, Engadine, Tyrol, treeline soil-temp. logger, Larix decidua, Picea abies, Pinus cembra, Pinus sylvestris, Abies alba
Atlas: TRW network, living trees, millennial-long PDSI reconstruction, NAO studies, Cedrus atlantica
Carpathian arc: TRW network, living trees, summer temperature, treeline soil-temp. logger, Larix decidua, Picea abies, Pinus cembra, Pinus sylvestris
Caucasus: TRW network, living trees, growth-climate response analysis, treeline soil-temp. logger, Pinus sylvestris
Southern Moravia: TRW network, living and relict wood material, 700-year long composite chronology, Abies alba
Greenland: driftwood sampling, chronology development, ocean current and post-glacial uplift reconstruction
Guadarrama: TRW network, living trees, Pinus sylvestris, Pinus nigra, Pinus pinaster, Pinus pinea
Hessia: TRW composite chronology of the last millennium, drought reconstruction, Quercus spec.
Pyrenees: TRW and MXD network, living and relict wood, treeline soil-temp. logger, Pinus uncinata
Scandinavia: TRW and MXD network, living trees, offshore sampling, Pinus sylvestris
Tatra: TRW network, MXD site chronologies, living trees, summer temperature and drought reconstructions of the past ~300 years, treeline soil-temp. logger, Larix decidua, Picea abies, Pinus cembra, Pinus sylvestris, Abies alba
Urumqi Tien Shan: treeline soil-temp. logger
Vosges: TRW network, living trees, mixed signal, species-specific upper treeline, Fagus sylvatica

Projects

ALP-IMP: Multi-centennial climate variability in the Alps based on instrumental data, model simulations, and proxy data (European Commission, Grant # EVK2-CT-2002-00148)
EUROTRANS: European multi-centennial climatic variability and extremes along a maritime-continental tree-ring transect (Swiss National Science Foundation, Grant # 200021-105663)
EXTRACT: Extended thousand-year reconstructions of Alpine climate from tree-rings (Swiss National Science Foundation, NCCR-Climate)
Lötschental-Transect: (Swiss National Science Foundation)
MedClivar: 500 years of tree ring-based drought reconstructions for the Central Iberian Peninsula
MILLENNIA: Millennia-long Northern Hemisphere climate reconstructions from tree rings (Swiss National Science Foundation, Grant # 2100-066628)
MILLENNIUM: (European Commission, Grant # 017008-2)
VITA: Varves, ice cores and tree rings: archives with annual resolution (Swiss National Science Foundation, NCCR-Climate)

Collaboration

Baker, Andy
Böhm, Reinhard
Bräuning, Achim
Brázdil, Rudolf
Cook, Ed
Gonzales-Rouco, Fidel
Kaplan, Jed
Luterbacher, Jürg
McCarroll, Danny
Nicolussi, Kurt
Nüsser, Marcus
Stenseth, Nils Christian
Wanner, Heinz
Wilson, Rob
Winiger, Matthias