Now showing items 5032-5051 of 10315

    • Laboratory Study of the Release of Pesticide and PCB Materials to the Water Column During Dredging and Disposal Operations 

      Fulk R; Gruber D; Wullschleger R (, 1975)
      Sediments, water column water, and interfacial water samples were obtained from dredged areas located in Calumet Harbor, Chicago; Green Bay near the mouth of the Fox River, Wisconsin; Mt. Hope Bay near Fall River, ...
    • Lady Bird Johnson. Our Environmentalist First Lady 

      Gould, Lewis L. (, 1999)
      No abstract available
    • Laffite Seminar 2013 

      --,-- (Laffite Seminar 2013 (Galveston, TX, 8-9 March 2013), 2013-03-09)
      Slides displayed at the 2013 Laffite Seminar
    • Laffite Seminar 2014 videorecording 

      Laffite Society (Laffite Seminar 2014 (Galveston, TX, April 26, 2014), 2014-04-26)
      --
    • Laffite Society Papers, 1976- 

      Laffite Society (1976)
      Organized in 1975 as the Laffite Study Group by a group of historians, it reorganized in 1994 as the Laffite Society in Galveston, Texas, as a study and social group researching the lives, descendants and associates of ...
    • Laffite Society Research Collection 

      -- (Sam Houston Regional Library and Research Center, 2002)
      This is a listing of the contents of the "Laffite Society Collection" housed at the Sam Houston Regional Library and Research Center. Many of these items are photocopies of originals owned by the Laffite Society in ...
    • Laffite Society: an inventory of the organization records 

      -- (2012-04-17)
      Organized in 1975 as the Lafitte Study Group, it reorganized in 1994 as the Lafitte Society in Galveston, Texas, as a study and social group researching the lives, descendants and associates of privateer brothers Jean and ...
    • Lafitte Seminar 2013 videorecording 

      Laffite Society (Laffite Seminar 2013 (Galveston, TX, March 8-9,2013), 2013-03-09)
    • Laguna Madre estuary: a study of the influence of freshwater inflows. 

      Texas Department of Water Resources (Texas Department of Water Resources, 1983)
      The Texas Water Plan of 1968 tentatively allocated specific annual amounts of water to supplement freshwater inflow to Texas' bays ad estuaries. These amounts were recognized at the time as no more than preliminary estimates ...
    • Laguna Madre Estuary: economic impact of recreational activity and commercial fishing 

      Daniel R. Resenmaier, et. Al. (Texas Agricultural Experiment Station, Texas A&M University System, 1987)
      This report conducts the first study reviewing the economic impact from recreational activity and commercial fishing. Indicators are identified and data collected to determine the economic impact. This report is one in a ...
    • Laguna Madre Project Quarterly Report - September 9, 1951 to December 31, 1951 

      Miles, Dewey W. (Texas Game and Fish Commission, 1952)
      This report is the first of the present investigation known as Laguna Madre Project. The investigation covers the entire Laguna Madre from Corpus Christi to Port Isabel on the Texas Gulf Coast. The project is divided into ...
    • Lake Bastrop 

      Texas Parks and Wildlife (, 1992)
      This article covers the newest nominee for intensive large-mouth bass management by the Texas Parks and Wildlife Department -- Lake Bastrop. Lake Bastrop is a small, 900-acre, power plant cooling reservoir in the Lost Pines ...
    • Lake Como Quadrangle. Texas - Galveston Co. 

      U.S. Army Corps of Engineers, Army Map Service. (U.S. Geological Survey., 1977)
      A topographic map accurately represents the natural and manmade features of the land. USGS topographic maps are compiled to National Map Accuracy Standards using modern mapping techniques. The shape and elevation of the ...
    • Lake Houston watershed: waste treatment management agencies population study. Draft. 

      Houston - Galveston Area Council, Community and Environmental Planning. (Houston - Galveston Area Council, Community and Environmental Planning., 1983)
      This report presents updated estimates and revised projections of population for census tracts and sewer service areas within the Lake Houston watershed. During the initial phase of water quality management planning ...
    • Lake Houston, Harris County, Texas. 

      National Eutrophication Survey. (, 1977)
      Annual total phosphorus and total nitrogen loading to the lake were estimated and subdivided according to either point or non -point source origin. An assessment of the lake's trophic condition and limiting nutrients is ...
    • Lake Stephenson Quadrangle. Texas. 

      U.S. Geological Survey (U.S. Geological Survey., 1977)
      A topographic map accurately represents the natural and manmade features of the land. USGS topographic maps are compiled to National Map Accuracy Standard using modern mapping techniques. The shape and elevation of the ...
    • Lakes and Ponds 

      Woodward, Susan L. (Greenwood Press, 2003)
      A lake is any water-filled depression on land that is cut off from an inflow of ocean water. Any such body of water -from a puddle to one of the Great Lakes - can be considered a lake, although many people call smaller, ...
    • A laminar-flow choice chamber for testing the responses of postlarval penaeids to olfactants 

      Benfield, M.C.; Aldrich, D.V. (, 1991)
      A laminar-flow dichotomous choice chamber has been developed for testing the responses of postlarval brown shrimp. Penaeus aztecus, and white shrimp, Penaeus setiferus, to olfactants. Test animals were provided with equal ...
    • Land - State Alternatives for Planning and Management 

      Council of State Governments Task Force on Natural Resources and Land Use Information and Technology (Council of State Governments, 1975)
      In June 1973, the Council of State Governments created a Task Force on Natural Resources and Land Use Information and Technology, whose major purpose was to foster discussion and review of related problems and programs in ...
    • Land and water resources-Houston-Galveston Area Council. 

      St. Clair, A.E.; Proctor, C.V., Jr.; Fisher, W.L.; Kreitler, C.W.; McGowen, J.H. (University of Texas at Austin, Bureau of Economic Geology, 1975)
      No abstract available