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Search results for "vegetation canopy"

Viewing 1 - 20 of 116 results by relevance

Land Use and Wildlife Resources  (1970)

Wild and Free-Roaming Horses and Burros: Current Knowledge and Recommended Research.  (1980)

Proceedings

Sedimentation Control to Reduce Maintenance Dredging of Navigational Facilities in Estuaries: Report and Symposium Proceedings  (1987)

Biodiversity  (1988)

Contaminated Marine Sediments: Assessment and Remediation  (1989)

Research Strategies for the U.S. Global Change Research Program  (1990)

Surface Coal Mining Effects on Ground Water Recharge  (1990)

Consensus Study Report

Opportunities in the Hydrologic Sciences  (1991)

Consensus Study Report

Rethinking the Ozone Problem in Urban and Regional Air Pollution  (1991)

The Scientific Bases for the Preservation of the Hawaiian Crow  (1992)

Consensus Study Report

Restoration of Aquatic Ecosystems: Science, Technology, and Public Policy  (1992)

Consensus Study Report

Sustainable Agriculture and the Environment in the Humid Tropics  (1993)

Role of Terrestrial Ecosystems in Global Change: A Plan for Action  (1994)

A Biological Survey for the Nation  (1994)

Consensus Study Report

Veterans and Agent Orange: Health Effects of Herbicides Used in Vietnam  (1994)

Consensus Study Report

On a Scientific Assessment for a Third Flight of the Shuttle Radar Laboratory: Letter Report  (1995)

Airborne Geophysics and Precise Positioning: Scientific Issues and Future Directions  (1995)

Finding the Forest in the Trees: The Challenge of Combining Diverse Environmental Data  (1995)

Consensus Study Report

Wetlands: Characteristics and Boundaries  (1995)

Consensus Study Report

Freshwater Ecosystems: Revitalizing Educational Programs in Limnology  (1996)