Search Results for the EPA National Library Catalog

Items Found: 1987
Showing: Items 351 - 400
Your Search: (SUBJECT=ecosystems)


 
 
 
PREV 1 ... 3 4 5 6 7 8 9 10 11 12 13 ... 40 NEXT
Select Item Title Year Published
Chesapeake Bay ambient toxicity assessment workshop report : workshop held 25-27 July 1989, Annapolis, Maryland / 1990
Chesapeake Bay and Atlantic coast horseshoe crab fishery management plan : agreement commitment report / 1994
Chesapeake Bay and Atlantic coast horseshoe crab fishery management plan : agreement commitment report / 1994
Chesapeake Bay and Atlantic Coast king and Spanish mackerel fishery management plan : agreement commitment report / 1994
Chesapeake Bay baseline data acquisition : wetlands alteration : [Appendix IX / 1978
Chesapeake Bay Baseline Data Acquisition, Toxics in the Chesapeake Bay. 1978
Chesapeake Bay basin monitoring program atlas / 1989
Chesapeake Bay benthic community restoration goals / 1994
Chesapeake Bay Black Drum Fishery Management Plan. Agreement Commitment Report, 1993. 1993
Chesapeake Bay dissolved oxygen goal for restoration of living resource habitats : a synthesis of living resource habitat requirements with guidelines for their use in evaluating model results and monitoring information / 1992
Chesapeake Bay dissolved oxygen goal for restoration of living resource habitats : a synthesis of living resource habitat requirements with guidelines for their use in evaluating model results and monitoring information / 1993
Chesapeake Bay Ecosystem Modeling Program. Technical Synthesis Report 1993-94. 1995
Chesapeake Bay Executive Council Directive: Submerged Aquatic Vegetation Goals. 1993
Chesapeake Bay Fall Line Toxics Monitoring Program: 1992 Final Report. 1992
Chesapeake Bay Fall Line Toxics Monitoring Program: 1992 Interim Report. 1994
Chesapeake Bay habitat restoration : a framework for action / 1995
Chesapeake Bay Introduction to an Ecosystem. 1995
Chesapeake Bay Introduction to an Ecosystem. 2000
Chesapeake Bay living resources 1995-96 : living resources subcommittee biennial report / 1997
Chesapeake Bay Living Resources 1997. Living Resources Subcommittee Annual Report. 1998
Chesapeake Bay Living Resources Annual Report, 1999. 2000
Chesapeake Bay Living Resources Monitoring Plan. First Annual Progress Report. 1990
Chesapeake Bay nutrients, light and SAV : relationships between water quality and SAV growth in field and mesocosm studies / 1995
Chesapeake Bay oyster fishery management plan : agreement commitment report revision / 1994
Chesapeake Bay Policy for the Introduction of Non-Indigenous Aquatic Species. 1993
Chesapeake Bay Program : findings and recommendations. 1983
Chesapeake Bay Program Oyster Restoration Workshop Proceedings and Agreement Statements. 2000
Chesapeake Bay Program: Executive Summary. 1982
Chesapeake Bay Striped Bass Fishery Management Plan: Chesapeake Bay Program. Annual Progress Report 1994. 1995
Chesapeake Bay watershed : its land and people / 1999
Chesapeake Bay wetlands policy : an agreement commitment report from the Chesapeake Executive Council. 1988
Chesapeake Bay: Introduction to an Ecosystem, January 1982. 1982
Chesapeake requiem : a year with the watermen of vanishing Tangier Island / 2018
Chlorinated hydrocarbons in the Lake Ontario ecosystem (IFYGL) / 1975
Choices in monitoring wetlands / 1991
Circulation and trajectory calculations in the eastern Strait of Juan De Fuca using a CODAR system / 1981
Citizen volunteers in environmental monitoring : Summary proceedings of the 2d National Workshop. 1989
Classification of Environmental Hydrologic Behaviors in the Northeastern United States. 1993
Classification of Regional Patterns of Environmental Drivers and Benthic Habitats in Pacific Northwest Estauries. 2009
Clean and Safe Water. 2006
Cleaning Up Our Coastal Waters: An Unfinished Agenda. A Regional Conference. Held in Riverdale, New York on March 12-14, 1990. 1990
Climate change 1992 : the supplementary report to the IPCC impacts assessment / 1993
Climate change 1995 : the science of climate change / 1996
Climate Change and Alabama. 1998
Climate change and Alaska. 1998
Climate change and Arizona. 1998
Climate Change and Arkansas. 1998
Climate change and California. 1997
Climate change and coastal ecosystems : long-term effects of climate and nutrient loading on trophic organization / 2015
Climate change and cold water fish : is trout fishing an endangered sport? / 1999
PREV 1 ... 3 4 5 6 7 8 9 10 11 12 13 ... 40 NEXT

Save, Print or Email Selected Records