Search Results for the EPA National Library Catalog

Items Found: 5612
Showing: Items 5401 - 5450
Your Search: (SUBJECT=Biology)


 
 
 
Select Item Title Year Published
Travertine [electronic resource] / 2005
Treasure Your Exceptions The Science and Life of William Bateson / [electronic resource] : 2008
Treatise on marine ecology and paleoecology. 1957
Treatment of Lake Charles East, Indiana sediments with fly ash / 1979
Trends in ecology & evolution. 1986
Tributyltin: {microform} position document 4. Tributyltin antifoulants: notice of intent to cancel; denial of applicaations for registration; partial conclusion of special review. 1988
TRIM total risk integrated methodology : TRIM. Expo technical support document, external review draft / 1999
TRIM, Total Risk Integrated Methodology : TRIM. Expo technical support document : external review draft. 1999
Tritium accumulation in lettuce fumigated with elemental tritium / 1976
Tritium retention by cows and steers and transfer to milk / 1977
Trophic structure modifications by planktivorous fish in aquatic microcosms / 1977
Trophic Structure, Reproductive Success, and Growth Rate of Fishes in a Natural and Modified Headwater Stream. 1982
Tropical deforestation and species extinction 1992
Tropical Fire Ecology Climate Change, Land Use, and Ecosystem Dynamics / [electronic resource] : 2009
Tropical Fruits and Frugivores The Search for Strong Interactors / [electronic resource] : 2005
Tropical Pacific Island environments / 1997
Tropical Pinnipeds : Bio-Ecology, Threats and Conservation / 2017
Tropinet. 0
Tumor-Induced Immune Suppression Mechanisms and Therapeutic Reversal / [electronic resource] : 2008
Tumorigenesis and Genotoxicity of Ethyl Carbamate and Vinyl Carbamate in Rodent Cells. 1986
Turbidity : water quality standards criteria summaries : a compilation of state/federal criteria. 1988
Turbulent Mixing in Aquatic Microcosms. 1980
Twisp River watershed analysis / 1995
Two eagles : the natural world of the United States-Mexico borderlands = Dos aguilas / 1994
Two Short-Term Toxicity Tests for the Calanoid Copepod 'Eurytemora herdmani' Using a Complex Effluent. 1986
Type B technical information document : guidance on use of habitat evaluation procedures and habitat suitability index models for CERCLA applications / 1987
Types and Effects of Microbial Contamination of Groundwater. 1989
U.S. "Mussel Watch" Program : transuranic element data from Woods Hole Oceanographic Institution, 1976-1983 / 1984
U.S. Fish and Wildlife Service biological opinion on selected pesticides : dated June 14, 1989. 1989
Ultrastructural Comparison of Ion Beam and Radiofrequency Plasma Etching Effects on Biological Tissue Sections. 1984
Ultrastructural pathology. 1980
Ultrastructural Study of Lesions in Gills of a Marine Shrimp Exposed to Cadmium. 1976
Ultrastructural study of the human diseased peripheral nerve 1987
Ultrastructure of Livers of Rats Fed DDT and Dieldrin. 1970
Ultrastructure of the Paraquat Lung Lesion in the Rat. 1972
Ultrastructure of Thyroid Gland in Rats Receiving PCBs. 1977
Ultraviolet radiation and coral reefs 1995
Ultraviolet Radiation-Induced Neoplastic Transformation of Normal Human Cells, In Vitro. 1981
Under a green sky : global warming, the mass extinctions of the past, and what they can tell us about our future / 2007
Under the sea wind 1996
Under the sea-wind : a naturalist's picture of ocean life / 1952
Understanding marine biodiversity : a research agenda for the nation / 1995
Understanding the Dynamics of Biological Systems Lessons Learned from Integrative Systems Biology / [electronic resource] : 2011
Unfinished synthesis : biological hierarchies and modern evolutionary thought / 1985
Unusual Polyhalogenated Chemical Residues Identified in Fish Tissue from the Environment. 1981
Update #2 to removal action levels. 1995
Updated Review of Estuarine Aquatic Toxicity Data for the Development of Aquatic Life Criteria for Atrazine in Chesapeake Bay. Phase 2 Report. 1994
Upper bay survey : final report to the Maryland Department of Natural Resources ... / 1975
Upper Mississippi River water quality assessment report / 2002
Upper Ocmulgee River Basin: An Environmental Impact Statement. 1977

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