Found 39 datasets matching "mining trends".
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The U.S. Geological Survey monitored algal biomass accrual and concentrations of metals and other trace elements in stream water and periphytic algae at 3-4 day intervals over a 2-week period at 3...
Search relevance: 47.41 | Views last month: 0 -
Reports the following metrics: All injury rate; citations and orders issued, dollar amount assessed (millions); fatal injury rate; fatalities; number of miners; number of mines; production...
Search relevance: 46.58 | Views last month: 2 -
Water-withdrawal, water-use, and water-return information have been collected and compiled for each county in Georgia every 5 years since 1980 using data obtained from various Federal, State,...
Search relevance: 40.24 | Views last month: 0 -
This product is a series of six national 1-kilometer (km) raster datasets, for five year intervals between 1985 and 2010, representing USGS Water Use "Total Fresh Water Withdrawals", allocated to...
Search relevance: 40.19 | Views last month: 0 -
This National Survey on Drug Use and Health (NSDUH) short report looks at trends in illicit drug use, heavy alcohol use, substance use disorder (SUD) among persons aged 18 to 64 who are employed...
Search relevance: 38.60 | Views last month: 37 -
San Francisco Bay, California is considered a mercury-impaired watershed. Elevated concentrations of mercury are found in water and sediment as well as fish and estuarine birds. Sources of...
Search relevance: 37.85 | Views last month: 1 -
Water provides society with economic benefits that increasingly involve tradeoffs, making accounting for water quality, quantity, and their corresponding economic productivity more relevant in our...
Search relevance: 37.05 | Views last month: 0 -
Long-term monitoring of stream-bed sediments reveals spatial and temporal trends in metal concentrations. Here we use concentration gradient “heat maps” as a visualization tool to report annual...
Search relevance: 36.22 | Views last month: 0 -
This dataset provides a U.S. national 60-m, 19-class mapping of anthropogenic land uses for five time periods: 1974-1982-1992-2002-2012. The 2012 dataset is based on a slightly modified version...
Search relevance: 35.28 | Views last month: 0 -
This data release contains trend results computed on the basis of modeled and observed daily streamflows at 502 reference gages across the conterminous U.S. from October 1, 1983 through September...
Search relevance: 31.95 | Views last month: 0 -
Regression equations, which may be used to estimate flood flows at select annual exceedance probabilities, were developed for ungaged streams in Pennsylvania. The equations were developed using...
Search relevance: 30.03 | Views last month: 0 -
The ASIAS effort builds on demonstrations that an open exchange of information contributes to improved aviation safety. ASIAS is a comprehensive effort, covering the collection and secure...
Search relevance: 27.31 | Views last month: 11 -
The Omnibus Public Land Management Act of 2009 (Public Law 111-11) was passed into law on March 30, 2009. Sub-title F of the law, also known as the SECURE (Science and Engineering to...
Search relevance: 26.78 | Views last month: 1 -
This study was undertaken to enable cross-community analysis of gang trends in all areas of the United States. It was also designed to provide a comparative analysis of social, economic, and ...
Search relevance: 24.90 | Views last month: 0 -
New River Gorge National River (NERI) is located in south-central West Virginia along an 85-km stretch of the New River within the Appalachian Mountain chain. NERI conserves the outstanding...
Search relevance: 24.82 | Views last month: 0 -
The Land Change Monitoring Assessment and Projection (LCMAP) raster dataset is a suite of five annual land surface change and five annual land cover (and land cover derivative) products. The...
Search relevance: 24.17 | Views last month: 0 -
The Land Change Monitoring Assessment and Projection (LCMAP) raster dataset is a suite of five annual land surface change and five annual land cover (and land cover derivative) products. The...
Search relevance: 24.17 | Views last month: 0 -
The Land Change Monitoring Assessment and Projection (LCMAP) raster dataset is a suite of five annual land surface change and five annual land cover (and land cover derivative) products. The...
Search relevance: 24.17 | Views last month: 0 -
The Land Change Monitoring Assessment and Projection (LCMAP) raster dataset is a suite of five annual land surface change and five annual land cover (and land cover derivative) products. The...
Search relevance: 24.17 | Views last month: 0 -
The Land Change Monitoring Assessment and Projection (LCMAP) raster dataset is a suite of five annual land surface change and five annual land cover (and land cover derivative) products. The...
Search relevance: 24.17 | Views last month: 0
