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 Searched for as a phrase: ecosystems in "NAL_subject"
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Records 1 thru 20 of 85

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 01.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria for wetlands in nutrient ecoregion XIII
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ wetlands/ swamps/ marshes/ coastal plains/ lowlands/ subtropics/ nutrient enrichment/ phosphorus/ soil nutrients/ algae and seaweeds/ microalgae/ macroalgae/ ecosystems/ geomorphology/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Florida/ United States/
Date: 2000-12-00
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 02.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion II
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ mountains/ forests/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Arizona/ California/ Colorado/ Idaho/ Montana/ New Mexico/ Oregon/ South Dakota/ Texas/ Utah/ Washington/ Wyoming/ Western United States/ United States/
Date: 2000-12-00
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 03.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion III
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ deserts/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Arizona/ California/ Colorado/ Idaho/ Montana/ Nevada/ New Mexico/ Oregon/ Texas/ Utah/ Washington/ Wyoming/ Western United States/ United States/
Date: 2001-12-00
Go To Full Record
 04.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion IV
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ grasslands/ shrublands/ rangelands/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Colorado/ Kansas/ Montana/ Nebraska/ North Dakota/ New Mexico/ Oklahoma/ Texas/ Wyoming/ Western United States/ Midwestern United States/ Great Plains region/ United States/
Date: 2001-12-00
Go To Full Record
 05.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion IX
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ forests/ agricultural land/ pastures/ aquaculture/ poultry industry/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Alabama/ Arkansas/ Florida/ Georgia/ Illinois/ Indiana/ Iowa/ Kansas/ Kentucky/ Louisiana/ Maryland/ Mississippi/ Missouri/ New Jersey/ North Carolina/ Pennsylvania/ South Carolina/ Tennessee/ Texas/ Virginia/ Midwestern United States/ Northeastern United States/ Southeastern United States/ United States/
Date: 2000-12-00
Go To Full Record
 06.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion V
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ agricultural land/ prairies/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Colorado/ Kansas/ Montana/ Nebraska/ North Dakota/ New Mexico/ Oklahoma/ South Dakota/ Texas/ Wyoming/ Western United States/ Great Plains region/ Midwestern United States/ United States/
Date: 2001-12-00
Go To Full Record
 07.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion VI
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ agricultural land/ prairies/ pastures/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Illinois/ Indiana/ Iowa/ Kansas/ Michigan/ Minnesota/ Nebraska/ North Dakota/ Ohio/ South Dakota/ Wisconsin/ Midwestern United States/ Great Plains region/ Corn Belt region/ United States/
Date: 2000-12-00
Go To Full Record
 08.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion VII
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ glacial deposits/ dairy farming/ pastures/ wetlands/ forests/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Illinois/ Indiana/ Iowa/ Michigan/ Minnesota/ New York/ Ohio/ Pennsylvania/ Wisconsin/ Midwestern United States/ Northeastern United States/ Great Lakes region/ United States/
Date: 2000-12-00
Go To Full Record
 09.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion VIII
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ glacial deposits/ wetlands/ forests/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Maine/ Massachusetts/ Michigan/ Minnesota/ New Hampshire/ New Jersey/ New York/ Pennsylvania/ Vermont/ Wisconsin/ Midwestern United States/ Northeastern United States/ Great Lakes region/ United States/
Date: 2000-12-00
Go To Full Record
 10.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion XI
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ forests/ mountains/ mining/ steepland soils/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Alabama/ Arkansas/ Georgia/ Kentucky/ Missouri/ New Jersey/ New York/ North Carolina/ Ohio/ Oklahoma/ Pennsylvania/ South Carolina/ Tennessee/ Virginia/ West Virginia/ Midwestern United States/ Northeastern United States/ Southeastern United States/ Appalachian region/ United States/
Date: 2000-12-00
Go To Full Record
 11.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion XII
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ wetlands/ swamps/ marshes/ coastal plains/ lowlands/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Alabama/ Florida/ Georgia/ Mississippi/ Southeastern United States/ United States/
Date: 2000-12-00
Go To Full Record
 12.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion XIII
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ wetlands/ swamps/ marshes/ coastal plains/ lowlands/ subtropics/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Florida/ United States/
Date: 2000-12-00
Go To Full Record
 13.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: lakes and reserviors in nutrient ecoregion XIV
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ lakes/ reservoirs/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ wetlands/ coastal plains/ lowlands/ woodlands/ urban areas/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Connecticut/ Delaware/ Georgia/ Maine/ Maryland/ Massachusetts/ New Hampshire/ New Jersey/ New York/ North Carolina/ Rhode Island/ South Carolina/ Virginia/ Eastern United States/ United States/
Date: 2001-12-00
Go To Full Record
 14.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion I
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ agricultural land/ valleys/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ California/ Oregon/ Washington/ Northwestern United States/ United States/
Date: 2001-12-00
Go To Full Record
 15.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion II
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ mountains/ forests/ steepland soils/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Arizona/ California/ Colorado/ Idaho/ Montana/ New Mexico/ Oregon/ South Dakota/ Utah/ Washington/ Wyoming/ Western United States/ United States/
Date: 2000-12-00
Go To Full Record
 16.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion III
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ deserts/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Arizona/ California/ Colorado/ Idaho/ Montana/ Nevada/ New Mexico/ Oregon/ Texas/ Utah/ Washington/ Wyoming/ Western United States/ United States/
Date: 2000-12-00
Go To Full Record
 17.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion IV
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ grasslands/ shrublands/ rangelands/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Colorado/ Kansas/ Montana/ Nebraska/ North Dakota/ New Mexico/ Oklahoma/ Texas/ Wyoming/ Western United States/ Midwestern United States/ Great Plains region/ United States/
Date: 2001-12-00
Go To Full Record
 18.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion IX
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ forests/ agricultural land/ pastures/ aquaculture/ poultry industry/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Alabama/ Arkansas/ Florida/ Georgia/ Illinois/ Indiana/ Iowa/ Kansas/ Kentucky/ Louisiana/ Maryland/ Mississippi/ Missouri/ New Jersey/ North Carolina/ Pennsylvania/ South Carolina/ Tennessee/ Texas/ Virginia/ Midwestern United States/ Northeastern United States/ Southeastern United States/ United States/
Date: 2000-12-00
Go To Full Record
 19.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion V
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ agricultural land/ prairies/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Colorado/ Kansas/ Montana/ Nebraska/ North Dakota/ New Mexico/ Oklahoma/ South Dakota/ Texas/ Wyoming/ Western United States/ Great Plains region/ Midwestern United States/ United States/
Date: 2001-12-00
Go To Full Record
 20.Title: Ambient water quality criteria recommendations: information supporting the development of state and tribal nutrient criteria: rivers and streams in nutrient ecoregion VI
Author(s): U.S. Environmental Protection Agency, Office of Water
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: water quality criteria/ water quality standards/ environmental policy/ laws and regulations/ Clean Water Act/ rivers/ streams/ nutrient enrichment/ nitrogen/ phosphorus/ chlorophyll/ turbidity/ ecosystems/ geomorphology/ agricultural land/ prairies/ pastures/ data collection/ sampling/ statistical analysis/ environmental models/ quality control/ Illinois/ Indiana/ Iowa/ Kansas/ Michigan/ Minnesota/ Nebraska/ North Dakota/ Ohio/ South Dakota/ Wisconsin/ Midwestern United States/ Great Plains region/ Corn Belt region/ United States/
Date: 2000-12-00
Go To Full Record

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