Filters: Tags: random forests (X) > Types: Map Service (X)

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Predicted specific mean daily flow Our objective was to model specific mean daily flow (mean daily flow divided by drainage area [cubic feet per second per square mile]) on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate.We used a random forest modeling approach to model the relation between specific mean daily flow on gaged streams (115 gages) and environmental variables. We then projected specific mean... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Predicted specific minimum flow Our objective was to model specific minimum flow (mean of the annual minimum flows divided by drainage area [cubic feet per second per square mile]) on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate. We used a random forest modeling approach to model the relation between specific minimum flow on gaged streams (115 gages) and environmental variables. We then projected... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Predicted hydrology (intermittency) under drier climate conditions Our objective was to model the risk of becoming intermittent under drier climate conditions on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate. We used a conditional inference modeling approach to model the relation between intermittency status on gaged streams (115 gages) and selected mean and minimum flow metrics. We then projected intermittency status and if a stream... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Pacific-slope Flycatcher (Empidonax difficilis) Habitat Suitability Change Models This dataset shows modelled habitat suitability for the Pacific-slope Flycatcher (Empidonax difficilis) under current and projected future conditions. We built habitat suitability models for 237 bird, 117 mammal, and 12 amphibian species. Species were chosen for inclusion in the study based on a simple set of criteria. For a species to be included in the study, it had to be primarily associated with terrestrial habitats, have a digital map of its current range, and have some portion of its current distribution intersect with the study area extent. In addition, we restricted the list of species used in the study to those for which a well-performing continental-scale model could be built. Digital species range maps... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: biota, climate change, environment, habitat, modeling, All tags... random forests, species, suitability, Fewer tags american_beaver_map_service This dataset shows modelled habitat suitability for the American Beaver (Castor canadensis) under current and projected future conditions. We built habitat suitability models for 237 bird, 117 mammal, and 12 amphibian species. Species were chosen for inclusion in the study based on a simple set of criteria. For a species to be included in the study, it had to be primarily associated with terrestrial habitats, have a digital map of its current range, and have some portion of its current distribution intersect with the study area extent. In addition, we restricted the list of species used in the study to those for which a well-performing continental-scale model could be built. Digital species range maps were converted... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: biota, climate change, environment, habitat, modeling, All tags... random forests, species, suitability, Fewer tags collared_pika_map_service This dataset shows modelled habitat suitability for the Collared Pika (Ochotona collaris) under current and projected future conditions. We built habitat suitability models for 237 bird, 117 mammal, and 12 amphibian species. Species were chosen for inclusion in the study based on a simple set of criteria. For a species to be included in the study, it had to be primarily associated with terrestrial habitats, have a digital map of its current range, and have some portion of its current distribution intersect with the study area extent. In addition, we restricted the list of species used in the study to those for which a well-performing continental-scale model could be built. Digital species range maps were converted... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: biota, climate change, environment, habitat, modeling, All tags... random forests, species, suitability, Fewer tags Modeled intermittency risk for small streams in the Upper Colorado River Basin under climate change Longer, drier summers projected for arid and semi-arid regions of western North America under climate change are likely to have enormous consequences for water resources and river-dependent ecosystems. Many climate change scenarios for this region involve decreases in mean annual streamflow, latesummer precipitation and late-summer streamflow in the coming decades. Intermittent streams are already common in this region, and it is likely that minimum flows will decrease and some perennial streams will shift to intermittent flow under climate-driven changes in timing and magnitude of precipitation and runoff, combined with increases in temperature. To understand current intermittency among streams and analyze the... Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, Report, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Predictive Model of Burn Severity (dNBR) in the Mojave Desert This raster dataset represents spatially explicit predictions of burn severity (dNBRPredict.tif) in the Mojave Desert based on models developed from data on the difference normalized burn ratio (dNBR) within perimeters of fires greater than 405 hectares that burned between 1984 to 2010. Raster resolution equals 30 meters, projection equals UTM Zone 11N. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Grass-fire cycle, Mojave Desert, Mojave Desert, Predictive models, Random forests, All tags... biota, burn severity, dNBR, desert ecosystems, disturbance, ecosystems, field methods, fire, fire frequency, fire regimes, fires, geographic information systems, heterogeneity, imageryBaseMapsEarthCover, invasive species, plants (organisms), remote sensing, spatial models, vegetation, Fewer tags Fire Regimes in the Mojave Desert (1972-2010) This U.S. Geological Survey data release consists of 3 raster datasets representing estimates of probability of ignition (ProbIgnitPredict.tif), fire frequency (FrequencyPredictRF.tif), and burn severity (dNBRPredictRF.tif) in the Mojave Desert from 1984 to 2010. The data include: (1) A shapefile of the Mojave Desert that was used as our study area boundary (MojaveEcoregion_TNS_UTM83.shp). The original shapefile was obtained from NatureServe in 2009; (2) Three Tagged-Interchange Format (TIF) raster datasets representing probability of ignition, fire frequency, and burn severity. Resolution equals 30 meters, projection equals UTM Zone 11N. These data support the following publication: Klinger, R., Underwood, E.C.,... Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Ecology, Environmental Health, Mojave Desert, Remote Sensing, USGS Science Data Catalog (SDC), All tags... biota, burn severity, co-occurence invasives, desert ecosystems, ecosystems, environmental gradients, field methods, fire disturbance, fire frequency, fires, geographic gradients, geographic information systems, grass-fire cycle, habitat alteration, ignition, imageryBaseMapsEarthCover, invasive plant species, invasive species, machine learning, maximum entropy, plants (organisms), random forests, remote sensing, spatial dynamics, vegetation, Fewer tags Predicted mean annual number of zero-flow days Our objective was to model mean annual number of zero-flow days (days per year) for small streams in the Upper Colorado River Basin under historic hydrologic conditions on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate. We used a random forest modeling approach to model the relation between zero-flow days per year on gaged streams (115 gages) and environmental variables.... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Predicted 7-day minimum flow Our objective was to model 7-day minimum flow (mean of the annual minimums of a 7-day moving average for each year [cubic feet per second]) on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate. We used a random forest modeling approach to model the relation between 7-day minimum flow on gaged streams (115 gages) and environmental variables. We then projected 7-day minimum... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Northern Red-legged Frog (Rana aurora) Habitat Suitability Change Models This dataset shows modelled habitat suitability for the Northern Red-legged Frog (Rana aurora) under current and projected future conditions. We built habitat suitability models for 237 bird, 117 mammal, and 12 amphibian species. Species were chosen for inclusion in the study based on a simple set of criteria. For a species to be included in the study, it had to be primarily associated with terrestrial habitats, have a digital map of its current range, and have some portion of its current distribution intersect with the study area extent. In addition, we restricted the list of species used in the study to those for which a well-performing continental-scale model could be built. Digital species range maps were converted... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: biota, climate change, environment, habitat, modeling, All tags... random forests, species, suitability, Fewer tags Modeled Streamflow Metrics on Small, Ungaged Stream Reaches in the Upper Colorado River Basin: Data Modeling streamflow is an important approach for understanding landscape-scale drivers of flow and estimating flows where there are no streamgage records. In this study conducted by the U.S. Geological Survey in cooperation with Colorado State University, the objectives were to model streamflow metrics on small, ungaged streams in the Upper Colorado River Basin and identify streams that are potentially threatened with becoming intermittent under drier climate conditions. The Upper Colorado River Basin is a region that is critical for water resources and also projected to experience large future climate shifts toward a drying climate. A random forest modeling approach was used to model the relationship between streamflow... Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Ecosystems, Fisheries, Streamflow, USGS Science Data Catalog (SDC), Upper Colorado River Basin, All tags... Upper Colorado River Basin, random forests, random forests, streamflow, streamflow modeling, streamflow modeling, ungaged streams, ungaged streams, Fewer tags Predicted intermittency Our objective was to model intermittency (perennial, weakly intermittent, or strongly intermittent) on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate.We used a random forest modeling approach to model the relation between intermittency on gaged streams (115 gages) and environmental variables. We then projected intermittency status to ungaged reaches in the Upper Colorado... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Predicted minimum flow coefficient of variation Our objective was to model minimum flow coefficient of variation (CV) on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate. We used a random forest modeling approach to model the relation between minimum flow CV (the standard deviation of annual minimum flows times 100 divided by the mean of annual minimum flows) on gaged streams (115 gages) and environmental variables.... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Predictive Model of Fire Frequency in the Mojave Desert This raster dataset represents spatially explicit predictions of fire frequency in the Mojave Desert based on models developed from data on perimeters of fires greater than 405 hectares that burned between 1972 through 2010. Raster resolution equals 30 meters, projection equals UTM Zone 11N. Categories: Data; Types: Downloadable, GeoTIFF, Map Service, Raster; Tags: Grass-fire cycle, Mojave Desert, Mojave Desert, Predictive models, Random forests, All tags... biota, burn severity, desert ecosystems, disturbance, ecosystems, field methods, fire, fire frequency, fire regimes, fire return interval, fires, geographic information systems, heterogeneity, imageryBaseMapsEarthCover, invasive species, plants (organisms), remote sensing, spatial models, vegetation, Fewer tags Mojave Desert Ecoregion This is a shapefile of the Mojave Desert, which was used as our study area boundary (MojaveEcoregion_TNS_UTM83.shp). Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Mojave Desert, biota, burn severity, co-occurence invasives, desert ecosystems, All tags... ecosystems, environmental gradients, field methods, fire disturbance, fire frequency, fires, geographic gradients, geographic information systems, grass-fire cycle, ignition, imageryBaseMapsEarthCover, invasive plant species, invasive species, machine learning, maximum entropy, plants (organisms), random forests, remote sensing, spatial dynamics, vegetation, Fewer tags Predicted frequency of low-flow pulse events Our objective was to model frequency of low-pulse events on small, ungaged streams in the Upper Colorado River Basin. Modeling streamflows is an important tool for understanding landscape-scale drivers of flow and estimating flows where there are no gaged records. We focused our study in the Upper Colorado River Basin, a region that is not only critical for water resources but also projected to experience large future climate shifts toward a drier climate. We used a random forest modeling approach to model the relation between frequency of low-pulse events on gaged streams (115 gages) and environmental variables. We then projected frequency of low-pulse events to ungaged reaches in the Upper Colorado River Basin... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: Data, EARTH SCIENCE > LAND SURFACE > LANDSCAPE, LCC Network Science Catalog, LCC Network Science Catalog, Random forests, All tags... Streamflow, Streamflow modeling, Ungaged streams, Upper Colorado River Basin, completed, environment, product, Fewer tags Osprey (Pandion haliaetus) Habitat Suitability Change Models This dataset shows modelled habitat suitability for the Osprey (Pandion haliaetus) under current and projected future conditions. We built habitat suitability models for 237 bird, 117 mammal, and 12 amphibian species. Species were chosen for inclusion in the study based on a simple set of criteria. For a species to be included in the study, it had to be primarily associated with terrestrial habitats, have a digital map of its current range, and have some portion of its current distribution intersect with the study area extent. In addition, we restricted the list of species used in the study to those for which a well-performing continental-scale model could be built. Digital species range maps were converted from... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: biota, climate change, environment, habitat, modeling, All tags... random forests, species, suitability, Fewer tags American Marten (Martes americana) Habitat Suitability Change Models This dataset shows modelled habitat suitability for the American Marten (Martes americana) under current and projected future conditions. We built habitat suitability models for 237 bird, 117 mammal, and 12 amphibian species. Species were chosen for inclusion in the study based on a simple set of criteria. For a species to be included in the study, it had to be primarily associated with terrestrial habitats, have a digital map of its current range, and have some portion of its current distribution intersect with the study area extent. In addition, we restricted the list of species used in the study to those for which a well-performing continental-scale model could be built. Digital species range maps were converted... Categories: Data; Types: ArcGIS REST Map Service, ArcGIS Service Definition, Downloadable, Map Service; Tags: biota, climate change, environment, habitat, modeling, All tags... random forests, species, suitability, Fewer tags