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1 - 2 of 2 resultsSearch results for "class periods"
Consensus Study Report
Assessing and Managing the Ecological Impacts of Paved Roads (2005)
National Research Council; Division on Earth and Life Studies; Transportation Research Board; Board on Environmental Studies and Toxicology; Committee on Ecological Impacts of Road Density
Environment and Environmental Studies | Transportation and Infrastructure
Consensus Study Report
Polar Icebreaker Roles and U.S. Future Needs: A Preliminary Assessment (2005)
National Research Council; Division on Earth and Life Studies; Transportation Research Board; Polar Research Board; Marine Board; Committee on the Assessment of U.S. Coast Guard Polar Icebreaker Roles and Future Needs
Earth Sciences | Transportation and Infrastructure