Item talk:Q228385

{

 "@context": "http://schema.org/",
 "@type": "WebPage",
 "additionalType": "Project",
 "url": "https://www.usgs.gov/mission-areas/water-resources/science/sparrow-attributes-nhdplus-catchments-version-11-conterminous",
 "headline": "SPARROW: Attributes for NHDPlus Catchments (Version 1.1) for the Conterminous United States",
 "datePublished": "February 24, 2019",
 "author": [
   {
     "@type": "Person",
     "name": "David A Saad",
     "url": "https://www.usgs.gov/staff-profiles/david-a-saad",
     "identifier": {
       "@type": "PropertyValue",
       "propertyID": "orcid",
       "value": "0000-0001-6559-6181"
     }
   }
 ],
 "description": [
   {
     "@type": "TextObject",
     "text": "CLIMATE"
   },
   {
     "@type": "TextObject",
     "text": "These data sets represent the estimated area of each variable type in square meters compiled for NHDPlus catchments in the conterminous United States."
   },
   {
     "@type": "TextObject",
     "text": "LAND"
   },
   {
     "@type": "TextObject",
     "text": "These data sets represent the average for each climatic variable for NHDPlus catchments in the conterminous United States."
   },
   {
     "@type": "TextObject",
     "text": "GEOLOGY/SOILS"
   },
   {
     "@type": "TextObject",
     "text": "The national databases used in USGS SPARROW models are available for download. Attributes from the NHDPlus data set, such as climate, geology, soils, land cover, hydrologic variables, physical characteristics, chemicals, and nutrients, are available for all catchments in the  digital stream networks (1:500K scale)."
   },
   {
     "@type": "TextObject",
     "text": "These data sets represent the average for each flow variable for NHDPlus catchments in the conterminous United States."
   },
   {
     "@type": "TextObject",
     "text": "These data sets represent the average or total of each variable compiled for NHDPlus catchments in the conterminous United States."
   },
   {
     "@type": "TextObject",
     "text": "HYDROLOGIC VARIABLES"
   },
   {
     "@type": "TextObject",
     "text": "PHYSICAL MEASURES"
   },
   {
     "@type": "TextObject",
     "text": "CHEMICAL"
   },
   {
     "@type": "TextObject",
     "text": "STREAM AND NETWORK CATCHMENTS"
   },
   {
     "@type": "TextObject",
     "text": "These data sets represent the area of each variable type in square meters compiled for NHDPlus catchments in the conterminous United States."
   },
   {
     "@type": "TextObject",
     "text": "Visit the national USGS SPARROW website for a complete overview of SPARROW modeling."
   }
 ],
 "funder": {
   "@type": "Organization",
   "name": "Water Resources Mission Area",
   "url": "https://www.usgs.gov/mission-areas/water-resources"
 },
 "about": [
   {
     "@type": "Thing",
     "name": "Methods and Analysis"
   },
   {
     "@type": "Thing",
     "name": "Information Systems"
   },
   {
     "@type": "Thing",
     "name": "contaminant modeling"
   },
   {
     "@type": "Thing",
     "name": "Science Technology"
   },
   {
     "@type": "Thing",
     "name": "suspended sediment"
   },
   {
     "@type": "Thing",
     "name": "Energy"
   },
   {
     "@type": "Thing",
     "name": "Environmental Health"
   },
   {
     "@type": "Thing",
     "name": "Water"
   },
   {
     "@type": "Thing",
     "name": "nutrients"
   },
   {
     "@type": "Thing",
     "name": "pollutant loads"
   },
   {
     "@type": "Thing",
     "name": "Geology"
   },
   {
     "@type": "Thing",
     "name": "pollutant transport"
   }
 ]

}