Global Land Cover Characterization (GLCC)

Science Center Objects

The Data Dictionaries are a set of information describing the contents, format, and structure of elements for EarthExplorer products.

 

Acquisition Date

  • Field Definition:  The starting acquisition date the image was acquired.

          Format:

          YYYY/MM/DD

 

Area of Coverage

  • Field Definition:  The geographical name or area of coverage.

 

Coordinates Decimal Degrees

  • Field Definition:  The latitude and longitude are provided in decimal degrees for the following fields:

          Values:

          Scene Center Latitude and Longitude

          Northeast (NE) Corner Latitude and Longitude

          Northwest (NW) Corner Latitude and Longitude

          Southeast (SE) Corner Latitude and Longitude

          Southwest (SW) Corner Latitude and Longitude

 

          Latitude Format Decimal Degrees: -90.000 through 90.000

          Longitude Format Decimal Degrees: -180.000 through 180.000

 

          Number of decimal places will vary by dataset – check collection in EE.

 

Coordinates Degrees, Minutes, Seconds

  • Field Definition:  The latitude and longitude are provided in degrees, minutes, and seconds for the following fields:

          Values:

          Scene Center Latitude and Longitude

          Northeast (NE) Corner Latitude and Longitude

          Northwest (NW) Corner Latitude and Longitude

          Southeast (SE) Corner Latitude and Longitude

          Southwest (SW) Corner Latitude and Longitude

 

          Longitude Format:

          DDDMMSS.SSH

          DDD = Degree(s) with a range of 0 through 180

          MM = Minute(s) with a range of 0 through 59

          SS.SS = Second(s) with a range of 0 through 59.99

          H = Hemisphere with E for east and W for west

 

          Latitude Format:

          DDMMSS.SSH

          DD = Degree(s) with a range of 0 through 90

          MM = Minutes(s) with a range of 0 through 59

          SS.SS = Second(s) with a range of 0 through 59.99

          H = Hemisphere with N for north and S for south

 

Entity ID

  • Field Definition:  This field is used to identify data by assigning a unique series of letters and numbers to an image.

 

Layer of Coverage

  • Field Definition:  The classification name of the land cover.

          Values:

          OGE - Olson Global Ecosystems

          IGBP - International Geosphere Biosphere Programme

          LULC - USGS Land Use and Land Cover Classification

          SBM - Simple Biosphere Model

          SBM2 - Simple Biosphere 2 Model

          BATS - Biosphere Atmosphere Transfer Scheme

          VL -Vegetation Lifeforms

          SLCR - Seasonal Land Cover Region

          DEM - Digital Elevation Model

          NDVI - Normalized Difference Vegetation Index

          Urban - DCW Urban

 

Projection

  • Field Definition:  The map projection of the image.

 

Version

  • Field Definition:  The version number associated with the data.