DepartmentEarth Surface Processes
OrganizationU.S. Geological Survey
Emailtager@usgs.gov
Phone303-236-5728
AddressMail Stop 980
Denver , Colorado 80225United States
Science Specialties
quaternary geology, palynology, paleoecology
Current Research
Reconstructing Quaternary terrestrial ecosystems and climates of Alaska using pollen analysis of lake sediments, peat deposits, and marine sediments.