1. Volker Rachold International Arctic Science Committee Arctic Forum Washington, DC 23-34 May 2007 Panel Discussion "Water in the Arctic and International Collaborations: Opportunities During IPY and Beyond" “Observed and predicted changes in the Arctic cryosphere are not only affecting the Arctic but the Earth as a whole, in particular the densely populated coastal zone.”

2. What are the critical scientific and policy issues with regard to "Water in the Arctic," particularly those related to international collaboration? Water - Frozen or Unfrozen Glaciers Sea Ice Permafrost Circum-Arctic Issues  Require International Collaboration Volker Rachold International Arctic Science Committee Arctic Forum Washington, DC 23-34 May 2007

3. What is the relationship between water and security, including national/political security issues, access to food and natural resources, and cultural sustainability? Glaciers Sea level Ocean circulation Sea ice Albedo Gas exchange Ocean circulation Ecosystems Fishing, hunting Shipping Coastal processes Permafrost GHG Hydrology Ecosystems Civil engineering (including resource extraction) Coastal processes Global Circum-Arctic Volker Rachold International Arctic Science Committee Arctic Forum Washington, DC 23-34 May 2007

4. (A) What is the most important result, scientific or otherwise, that could come out of IPY? (B) What is the single most important factor to ensure a successful IPY? (A) International Collaboration  Arctic Environmental Regime (Legacy of the International Geophysical Year (IGY) 1957-58 was the Antarctic Treaty) (B) International Collaboration  Data access and availability  Sustained Arctic Observing Networks Volker Rachold International Arctic Science Committee Arctic Forum Washington, DC 23-34 May 2007

5. Panel Discussion "Water in the Arctic and International Collaborations: Opportunities During IPY and Beyond" Volker Rachold International Arctic Science Committee Arctic Forum Washington, DC 23-34 May 2007 “Observed and predicted changes in the Arctic cryosphere are not only affecting the Arctic but the Earth as a whole, in particular the densely populated coastal zone.”