588 dataset trovati

This dataset provides model specifications used to estimate metabolism. The format is a table with 1 row per model (1 tab-delimited file, compressed into zip file). The specific...

This dataset contains the Flow Direction (FD) for South America from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The data were developed and...

This spatial data layer is a cell-based Raster model characterizing the contribution of phosphorus (P) to streams from weathering and erosion of surficial geologic materials for...

National Hydrography Dataset NHDFlowline layer with spatial representation of existing water uses defined in Title 25 Environmental Protection, Department of Environmental...

Survey data includes spatial datasets and data tables necessary to digitally represent data collected in the survey phase of the study. (Source: FEMA Guidelines and Specs,...

This dataset contains the streams derived from the Digital Elevation Model (DEM) for Australasia from the Hydrological Derivatives for Modeling and Analysis (HDMA) database. The...

This contains the European portion of the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The HDMA database provides comprehensive and consistent global...

This dataset contains the Flow Direction (FD) for Greenland from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The HDMA database provides comprehensive...

The LakeCat Dataset provides summaries of watershed features for 378,088 lakes within the conterminous USA and provides several hundred watershed-level metrics that summarize...

This dataset contains the Flow Accumulation (FA) for South America from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The data were developed and...

This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This dataset provides the Tier II catchments delineated for the most downstream Tier...

This dataset contains the processing units for the South American continent from the Hydrological Derivatives for Modeling and Analysis (HDMA) database. The HDMA database...

Survey data includes spatial datasets and data tables necessary to digitally represent data collected in the survey phase of the study. (Source: FEMA Guidelines and Specs,...

This dataset contains the Compound Topographic Index (CTI) grid for the Asian continent from the Hydrologic Derivatives for Modeling and Analysis (HDMA) database. The CTI data...

Correlation of flows at pairs of streamgages were evaluated using a Spearman’s rho correlation coefficient to better identify gages that can be used as index gages to estimate...

This map service represents the percent change in modeled streamflow metrics between the historical (1977-2006) and mid-century (2030-2059) time periods in the United States. In...

This data set contains Missouri's 2016 Section 303(d) Listed Waters - Rivers and Streams and is a list of certain impaired waters in the State of Missouri. The list is a...

This dataset represents results from this study attributed to the NHDPlus V2 catchments. Changes in climate occurring throughout the Mississippi River Basin are expected to lead...

Survey data includes spatial datasets and data tables necessary to digitally represent data collected in the survey phase of the study. (Source: FEMA Guidelines and Specs,...

Statewide lakes were assembled from seventeen separate files in the USGS 1:2,000,000 Digital Line Graphs (DLG) dataset and include only those polygons with AREA greater than 20...