Invites you to a symposium entitled


Ripley Center, Smithsonian Institution, Washington, DC, Room 3035

THURSDAY, November 16, 2006

Presentations may be accessed by clicking on the links below. Information from these presentations
should only be used with proper citation to the authors and images from the presentations
should only be used with permission of the authors.



11:30a - 1:00 p

1:00p - 1:15p

1:15p - 1:30p

1:30p - 2:00p

2:00p - 2:30p

2:30p - 2:45p

2:34p - 3:15p

3:15p - 3:45p

3:45p - 4:15p

4:15p - 4:45p

4:45p - 6:30p






Buffet Lunch

Welcome and AERC Overview
Knute Nadelhoffer (President) and AERC Board

The National Ecological Observatory Network (NEON)-
Will NEON Forecast Tipping Points?

Dr. James A. MacMahon, Chair, NEON Inc. & Utah State University

Recent Changes in the Arctic Freshwater Cycle and
Impacts on Global Climate

Dr. James McClelland, University of Texas

Northward Movement of Forests in the Arctic:
Why Changing Arctic Ecosystems Matter

Dr. Andrea Lloyd, Middlebury College

Coffee Break

Could Warming and Increased CO2 Concentrations Lead
to Tipping Points in Coral Reef Ecosystems?

Dr. Chris Landgon, University of Miami

Detecting Changes in Highly Variable Environments -
Lessons from the Western United States

Dr. Kris Havstad, New Mexico State University

Desertification and Societal Uncertainty
Dr. David Mouat, Desert Research Institute


Please join us for a reception! Room 3112