689 datasets found for "trees"
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Federal
Data from: Evidence for polyphosphate accumulating organism (PAO)-mediated phosphorus cycling in stream biofilms under alternating aerobic/anaerobic conditions
Department of Agriculture —
Phosphorus availability often limits primary production in freshwater ecosystems and excessive P inputs promote accelerated eutrophication. Microbial mechanisms may... -
Federal
Tree Canopy Cover (TCC) Science Standard Error (SE) Hawaii NGDA
Department of Agriculture —
The USDA Forest Service (USFS) builds two versions of percent tree canopy cover data, in order to serve needs of multiple user communities. These datasets encompass... -
State
Tree Characteristics - Spears and Didion Ranches [ds320]
State of California —
These data are the characteristics of the individual live trees found in 0.05-ha circular plot habitat samples taken in 2005 at sample points at Spears and Didion... -
State
Vegetation - San Clemente Island [ds2962]
State of California —
The first of two objectives for the study was to develop and test efficient and effective methods for semi-automated vegetation mapping of the recovering plant... -
Federal
BLM CO Forest Product Areas
Department of the Interior —
Forestry products are of public interest and have permit requirements to remove them.This dataset was created to help users locate acceptable and unacceptable BLM... -
Street Tree Archive
District of Columbia —
DDOT's Urban Forestry Division (UFD) manages ~180,000 public trees and this data set shows annual changes in species composition and tree health from 2014 to present.... -
Federal
Tree Canopy Cover (TCC) Science Standard Error (SE) Puerto Rico USVI NGDA
Department of Agriculture —
The USDA Forest Service (USFS) builds two versions of percent tree canopy cover data, in order to serve needs of multiple user communities. These datasets encompass... -
Urban Tree Canopy by Advisory Neighborhood Commission in 2015
District of Columbia —
Polygons of Urban Tree Canopy in Washington, DC in 2015. These data represent detailed urban tree canopy cover in Washington, D.C. The data were derived using remote... -
Federal
ScaleNet: Scale Insects (Coccoidea) Database
Department of Agriculture —
This database aims to provide comprehensive information on the scale insects (Coccoidea) of the world, of which there are about about 7,800 species. Scale insects... -
Federal
Supervised harvesting of expression trees
U.S. Department of Health & Human Services —
Background We propose a new method for supervised learning from gene expression data. We call it 'tree harvesting'. This technique starts with a hierarchical... -
Federal
National Land Cover Database (NLCD) Tree Canopy Cover (TCC) Southeast Alaska NGDA
Department of Agriculture —
The USDA Forest Service (USFS) builds two versions of percent tree canopy cover data, in order to serve needs of multiple user communities. These datasets encompass... -
State
Aspen Delineation - Plumas National Forest [ds374]
State of California —
The database represents delineations of aspen stands associated with stand assessment data (PLUMAS_NF_PTS) collected in aspen stands in the Plumas National Forest,... -
Federal
Development, validation and integration of in silico models to identify androgen active chemicals
U.S. Environmental Protection Agency —
A diverse data set of 1667 chemicals with AR experimental activity were provided by the U.S. EPA from the oxicity Forecaster (ToxCast) program which generates data... -
State
Sonoma Tree Vole Range - CWHR M132 [ds1919]
State of California —
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for... -
City
Forestry Sections
City of Sioux Falls —
Feature layer containing Forestry Section information in the City of Sioux Falls, South Dakota. -
Urban Tree Canopy 2020
District of Columbia —
These data represent detailed land cover in Washington, DC. The data were derived using remote sensing technologies on satellite imagery from the Pleiades satellite,... -
Federal
Forest Inventory and Analysis Understory Forest Carbon (Image Service)
Department of Agriculture —
Through application of a nearest-neighbor imputation approach, mapped estimates of forest carbon density were developed for the contiguous United States using the... -
State
Aspen Delineation - Aspen Delineation Project [ds362]
State of California —
The database represents delineations of aspen stands, where aspen assessment data was gathered. Aspen assessment information corresponding to this polygon layer can... -
City
Possible Tree Canopy - Vegetation %
City of Seattle —
This data layer references data from a high-resolution tree canopy change-detection layer for Seattle, Washington. Tree canopy change was mapped by using remotely... -
State
Aspen Delineation - El Dorado National Forest [ds364]
State of California —
The database represents delineations of known aspen stands, where aspen assessments were gathered in the Eldorado National Forest, Eldorado and Amador Counties,...
689 datasets found for "trees"