Department
Cooperative State Research, Education, and Extension Service
Organization
U.S. Department of Agriculture
Email
ltupas@csrees.usda.gov
Phone
202-401-4926
Address
1400 Independence Avenue SW
Washington , District of Columbia 20250United States

Science Specialties

science management, biological oceanography, biogeochemistry

Current Research

Currently the Associate Director for the Arctic System Science Program at the National Science Foudnation.