Deliverables

Entries will become active, as soon public information is available.

Workpackage 1: instrumental database

• Updated temperature and precipitation
• Homogenized pressure, sunshine/cloudiness
• Homogenized vapour press., rel.hum., snow
• Instrumental dataset description
  

Workpackage 2: tree-ring proxies

• New GAR tree-ring network: 300-500 yrs ring-width –density chronologies
• New GAR tree-ring network: 1500yrs. and longer (subfossil and historical buildings)
  

Workpackage 3: ice core proxies

• Continuous δ¹⁸ O and D-excess profiles at two Mt. Blanc ice cores down to bedrock
• Continuous δ¹⁸ O and D-excess profiles at one Monte Rosa ice core down to bedrock
• isotope time series of recent precipitation at high Alpine sites
• 500-1000years master chronology of isotopic properties in high Alpine precipitation
• identification of periods with significant isotope changes
  

Workpackage 4: glacier proxies

• Quality checked data set of glacier variability
• Representativity of glacier variability data within GAR
• Glacier variability dataset description
  

Workpackage 5: consistency testing (observed vs. observed)

• validation of intercomparsions between variables within the GAR
• comparison of GAR with hemispheric (respective primary variables datasets)
  

Workpackage 6: consistency testing (observed vs. model simulated)

• extension of the 0.5 degree 1958-present REMO model run for the period 1948-1957
• A REMO model run on 1/6 degree resolution for the period 1948-present
• Study variables, regions and periods where the observations agree, and where they do not notagree
• A 1-year coarse resolution regional model integration fitted with isotope diagnostics
• high resolution snapshots (several days) with the regional models
• determination of periods with significant isotopic changes or trends in relation to temperature and circulation
  

Workpackage 7: synthesis - 200y GAR internal

• influence of the resolution of topography on climate modeled circulation patterns
• GAR mesoscale variability patterns
• 3-dimensional 1/6deg reconstruction of 200 years GAR climate variability patterns
• GAR temp. and precip. variability related to mesoscale circulation variability
  

Workpackage 8: synthesis - 200y GAR vs. global

• general 200 years GAR variability features
• 200 years GAR-variability versus European to global features
• understanding of 200 years GAR-variability in global context
• Summary of WP8 findings on the project homepage
  

Workpackage 9: synthesis - 100y GAR climate

• temp. and precip. reconstructions of GAR (integrated regional and sub-regional) for up to 500-1500 years
• Glacier mass-balance simulation for up to 1500 years, with accompanying assessment of correspondence to geomorphological data for at least 500 years
• linkages between GAR climate history and wider European and Hemispheric/global changes and their associated forcing relationships