Jump to main content
US EPA
United States Environmental Protection Agency
Search
Search
Environmental Topics
Laws & Regulations
About EPA
Menu
Environmental Topics
Laws & Regulations
About EPA
Related Topics:
EPA National Library Network
Contact Us
Search Results for the EPA National Library Catalog
Items Found: 860
Showing: Items 151 - 200
Your Search: (SUBJECT=Variations)
Sort Results:
Publication dates (newest-oldest)
Publication dates (oldest-newest)
Title
Choose a Library:
(CTRL-CLICK for multiple libraries)
Search all libraries
Capital Group(All DC-area libraries)
AWBERC Library/Cincinnati,OH
CCTE/GLTED Library/Duluth,MN
CEMM/ACESD Library/Narragansett,RI
CEMM/EPD Library/Athens,GA
CEMM/GEMMD Library/Gulf Breeze,FL
CPHEA/PESD Library/Corvallis,OR
Env Science Center Library/Ft Meade,MD
Headquarters Library/Washington,DC
Law Library/Washington,DC
NRMRL/GWERD Library/Ada,OK
NVFEL Library/Ann Arbor, MI
OCSPP Chemical Library/Washington,DC
Region 1 Library/Boston,MA
Region 2 Library/New York,NY
Region 3 Library/Philadelphia, PA
Region 4 Library/Atlanta,GA
Region 5 Library/Chicago,IL
Region 6 Library/Dallas,TX
Region 8 Technical Library/Denver,CO
Region 9 Library/San Francisco,CA
Region 10 Library/Seattle,WA
Research Triangle Park Library/RTP, NC
Choose a Collection:
(CTRL-CLICK for multiple collections)
Search all collections
books
documents
journals
reference
audiovisual
ebooks
PREV
1
2
3
4
5
6
7
8
9
10
11
12
...
18
NEXT
Select Item
Title
Year Published
151
Community Photosynthesis and Respiration in Experimental Streams.
1982
152
Community Scale Air Toxics Modeling with CMAQ.
2003
153
Comparison of indoor radon concentrations determined by passive carbon monitors and continuous radon monitors /
1988
154
Comparison of Mid-Bay and lateral station water quality data in the Chesapeake Bay Mainstem : Chespaeake Bay Program.
1993
155
Comparison of Seasonal Patterns of Photosynthate Production and Use in Branches of Red Spruce Saplings at Two Elevations.
1991
156
Comparison of Sulfur Measurements from a Regional Fine Particle Network with Concurrent Acid Modes Network Results.
1994
157
Comparison of Two Regression-Based Approaches for Determining Nutrient and Sediment Fluxes and Trends in the Chesapeake Bay Watershed.
2012
158
Components of Oxygenation in Flowing Streams.
1967
159
Comprehensive analysis of time-concentration relationships and validation of a single-source dispersion model /
1975
160
Computer Mapping as an Aid in Air Pollution Studies. Volume II. Individual Reports. Report B. St. Louis Region Study. Part II.
1970
161
Computer program documentation for the enhanced stream water quality model QUAL2E /
1985
162
Computer Simulation of Eutrophication.
1973
163
Conceptual Designs and Cost Estimates for E-SOx Retrofits to Coal-Fired Utility Power Plants.
1987
164
Conceptual Model of the Galveston Bay Ecosystem.
1993
165
Confidence Intervals for a Crop Yield Loss Function in Nonlinear Regression.
1990
166
Continuous Air Monitoring Projects in Philadelphia, 1962-1965. Compiled by Division of Air Quality and Emission Data.
1969
167
Continuous Air Monitoring Projects: 1962-1963 Data Tabulations and Summaries, Chicago.
1969
168
Continuous Air Monitoring Projects: 1964 Data Tabulations and Summaries. National Air Surveillance Networks: Chicago, Cincinnati, Philadelphia, St. Louis, Washington, D.C.
1969
169
Continuous Air Monitoring Projects: 1968 Data Tabulations and Summaries, Chicago.
1969
170
Continuous Air Monitoring Projects: 1968 Data Tabulations and Summaries, Cincinnati.
1969
171
Continuous Air Monitoring Projects: 1968 Data Tabulations and Summaries, Washington, D. C.
1969
172
Correcting RADM's Sulfate Underprediction: Discovery and Correction of Model Errors and Testing the Corrections Through Comparisons against Field Data.
1993
173
Correcting RADM's Sulfate Underprediction: Discovery and Correction of Model Errors and Testing the Corrections through Comparisons against Field Data.
1993
174
Correlated Studies of Vancouver Lake - Water Quality Prediction Study.
1972
175
Correlated studies of Vancouver Lake-water quality prediction study /
1972
176
Cost effectiveness analysis of effluent guidelines and standards for the aluminum forming industry.
1983
177
Cost-effective comparison of land application and advanced wastewater treatment /
1975
178
Costs of wastewater treatment by land application /
1975
179
Critical Thermal Maximum of Juvenile Spot, Leiostomus Xanthurus, Lacepede.
1971
180
Current and Historical Freshwater Inflows to Tampa Bay, Florida.
1995
181
Daily Growth of the Juvenile Fish (Menidia menidia) in the Natural Habitat Compared with Juveniles Reared in the Laboratory.
1981
182
Degradation of Riparian Leaves and the Recycling of Nutrients in a Stream Ecosystem.
1972
183
Denitrification by anaerobic filters and ponds : phase II /
1971
184
Dependencies and Sensitivity of Tropospheric Oxidants to Precursor Concentrations over the Northeast United States: A Model Study.
1994
185
Description of the Savannah River Laboratory Meteorological Data Base for 1975 to 1979.
1986
186
Descriptive water quality for the Atchafalaya Basin, Louisiana /
1980
187
Design and Performance of a Field Exposure System for Evaluation of the Ecological Effects of SO2 on Native Grassland.
1981
188
Design and Simulation of Equalization Basins
1973
189
Design of field experiments to determine the ecological effects of petroleum in intertidal ecosystems /
1978
190
Detection of Centripetal Heat-Island Circulations from Tower Data in St. Louis.
1978
191
Determination of atmospheric phosphorus addition to Lake Michigan /
1980
192
Determination of energetic characteristics of urban-rural surfaces in the greater St. Louis area /
1974
193
Determining the Relationship between Water Quality and Ulcerative Mycosis in Atlantic Menhaden.
1993
194
Determining Wastewater Treatment Costs for Your Community.
1979
195
Development of alternate performance standard for radon resistant construction based on short-term indoor radon concentrations /
1991
196
Development of alternate performance standard for radon resistant construction based on short-term indoor radon concentrations : volume 2 /
1991
197
Development of Representative Driving Patterns at Various Average Route Speeds.
1974
198
Development of seasonal and annual biogenic emissions inventories for the U.S. and Canada /
1991
199
Development of the National Acid Precipitation Assessment Program (NAPAP) Anthropogenic Emission Inventory, 1985: Annual Area Source Emissions, Version 1.
1985
200
Development of the National Acid Precipitation Assessment Program (NAPAP) Anthropogenic Emissions Inventory, 1985: Annual Area Source County Level Fuel Use and Activity Levels, Version 1.
1985
PREV
1
2
3
4
5
6
7
8
9
10
11
12
...
18
NEXT
Save, Print or Email Selected Records
Select Records
Selected (this page only)
Selected (across pages)
All (this page only)
All (all pages - 500 item maximum)
Select Format
Text (Brief Information)
Text (Full Information)
Endnote (Endnote Import)
ASCII delimited for EXCEL
Email Address:
(if applicable)