www earthobservations org www gfoi org SDCG4 Session
www. earthobservations. org www. gfoi. org SDCG-4 Session 4 GFOI Space Data Services Core Data Value Adding USGS Update Tom Cecere SDCG-4, Pasadena, CA/USA September 4 -6, 2013
www. earthobservations. org GLOBAL WELD Prototype: Global 2010 Growing Season Landsat 7 www. gfoi. org Source: David Roy, South Dakota State University
www. earthobservations. org www. gfoi. org Global May 2010 WELD Composite: Landsat 5 and 7 Source: David Roy, South Dakota State University
www. earthobservations. org www. gfoi. org Dec. 2009 Jan. 2010 Feb. 2010 March 2010 April 2010 May 2010 June 2010 July 2010 August 2010 Sept. 2010 Oct. 2010 Nov. 2010
www. earthobservations. org www. gfoi. org USGS CDR & ECV Development • Derived from data acquired by Landsat 4 – 8 • Climate Data Records (CDRs) – Surface Reflectance – Surface Temperature • Essential Climate Variables (ECVs) – – – Global 30 m Land Cover Burned Area Snow Covered Area Surface Water Extent Above Ground Biomass SDCG-4, Pasadena, CA/USA September 4 -6, 2013
www. earthobservations. org www. gfoi. org Mosaic of Adjacent Scenes (L 1 T) 43/34 JUL 22 07 42/34 JUL 28 06 SDCG-4, Pasadena, CA/USA September 4 -6, 2013
www. earthobservations. org www. gfoi. org Surface Reflectance 43/34 JUL 22 07 42/34 JUL 28 06 SDCG-4, Pasadena, CA/USA September 4 -6, 2013
www. earthobservations. org www. gfoi. org Prescriptive Levels of Processing Provide users with the product most suitable to their needs Scaled DNs TOA Reflectance Surface Reflectance On-demand surface reflectance products are available through Earth Explorer http: //earthexplorer. usgs. gov SDCG-4, Pasadena, CA/USA September 4 -6, 2013
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