Properties of Tin-Mined Land in Mangrove Forest, Thailand
Although mangrove forests occupy a very small area of Thailand, they contribute not only an ecosystem but also large tin ore deposits. Two provinces in the South, Ranong and Phangnga,...
Tidal Marshland Elevations in San Francisco Bay, California: Historic Accounts and Surveying Results (
The task of determining public agency jurisdiction in present and/or former tidal marshlands of San Francisco Bay is of importance in land use decisions and wetlands conservation. Jurisdiction...
Wetlands Analysis for Lower San Francisco Bay (
In a study funded by the U. S. Environmental Protection Agency (EPA), in cooperation with the U. S. Fish and Wildlife Service (FWS), seventeen 1:24,000 scale maps using U. S. Geological...
A Survey of Selected Arctic Petroleum Drilling Locations in the Alaskan Coastal Arctic Region (
There exists in the central coastal region of arctic Alaska, a number of drill site locations which were used to explore for oil and gas in the 1960's and 1970's....
Techniques for Field Survey of the Eastern Red Sea
A system for generating a large scale resource inventory using a framework of geographically discrete site assessment quadrats has been used for a survey of the Eastern Red Sea. The quadrat...
Public Aid to Help Assess Nesting Sea Turtle Populations in Florida
In 1979, the Department of Natural Resources (DNR) initiated a public statewide assessment project by establishing a network of survey volunteers. This network consists of state and federal...
South Carolina Coastal Council Beach Monitoring Program
The South Carolina coast was divided into three sections by general morphologic features. Beaches were then inventoried, measured and assigned priorities based on degree of development,...
The Nushagak-Mulchatna Rivers Recreation Study
The Nushagak/Mulchatna River drainage was one of two geographical areas identified in the Bristol Bay Coastal Management Program as meeting the criteria for placing a specific area under...
The Use of Subsistence Information in Coastal Land Planning: Examples from Southeast Alaska
Subsistence use patterns and the interplay between cash and subsistence economies are a subject of study by the Division of Subsistence in the Alaska Department of Fish and Game. New methods...
Taxing Response Evasion on the Great Barrier Reef
A class of models known as randomized response designs has been shown to reduce survey response bias to incriminating questions by assuring respondent confidentiality. The purpose of this...
Use of Ocean Resources Criteria for Marine Tourism Planning and Management
A series of questionnaires and a modified weighting procedure developed by Gearing, Swart and Var were employed to obtain the ranking of ocean recreation criteria. An open-ended questionnaire...
Risk Management of Oceanfront Resort Operations
The perception of high incidences of accidents related to open ocean recreational activities in Hawaii and the need for developing educational programs on water safety for resident and...
Planning by Database
Denver's Stapleton International Airport cannot handle the growing volume of air traffic and will be replaced by an entirely new $3 billion Denver Metropolitan International...
The U.S. Geological Survey's National Real-Time Hydrologic Information System Using Goes Satellite Technology
The U. S. Geological Survey maintains the basic hydrologic data collection system for the United States. The Survey is upgrading the collection system with electronic communications technologies...
Underwater Inspection of Hydraulic Structures
Improvements in diving equipment, and underwater testing and instrumentation devices in recent years have increased the value of underwater inspections and reduced the cost. This paper...
Accuracy of Computed Water Surface Profiles
Stream cross-sectional geometry obtained from aerial surveys (aerial spot elevations and topographic maps) that conform to mapping industry standards are more accurate than is often recognized....
Sedimentation of Lakes and Reservoirs in Illinois
A generalized analysis of lake sedimentation rates in Illinois provides a representative 'window' on sedimentation rates of midwestern lakes located in humid...
An Analysis of Channel Stability of the Red River from Shreveport, Louisiana to Index, Arkansas
To analyze the stability of the Red River in the study reach (Shreveport, LA to Index, AR) two comprehensive hydrographic surveys were studied. The hydrographic surveys were compared to...
Improving Drainage with Laser Controlled Land Grading in the Red River Valley of the North
This paper evaluates a laser controlled land grading project in the Red River Valley of the North. Graded fields are compared with ungraded fields to measure changes in dryland crop yields...
Distributed Ground-Water Data Base of the U.S.G.S.
During the past 20 years, the ground-water data base of the U. S. Geological Survey has evolved from paper files in local offices, to a national data base on a central mainframe computer,...
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