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Imagery for Everyone - Timeline Set to Release Entire USGS Landsat Archive at No Charge.
Written by USGS
Wednesday, 21 May 2008
By February 2009, any Landsat archive scene selected by a user will be processed, at no charge, automatically to a standard product recipe and staged for electronic retrieval. In addition, newly acquired scenes meeting a cloud cover threshold of 20% or below will be processed to the standard recipe and placed on line for at least three months, after which they will remain available for selection from the archive. Details can be found in the USGS Technical Announcement
RESTON, VA -The USGS Landsat archive is an unequaled 35-year record of the Earth’s surface that is valuable for a broad range of uses, ranging from climate change science to forest management to emergency response, plus countless other user applications. Under a transition toward a National Land Imaging Program sponsored by the Secretary of the Interior, the USGS is pursuing an aggressive schedule to provide users with electronic access to any Landsat scene held in the USGS-managed national archive of global scenes dating back to Landsat 1, launched in 1972. By February 2009, any archive scene selected by a user with no restriction on cloud cover will be processed automatically to a standard product recipe, using such parameters as the Universe Transverse Mercator projection, and staged for electronic retrieval. In addition, newly acquired scenes meeting a cloud cover threshold of 20% or below will be processed to the standard recipe and placed on line for at least three months, after which they will remain available for selection from the archive.
Newly acquired, minimally cloudy Landsat 7 Enhanced Thematic Mapper Plus (ETM+) data covering North America and Africa are already being distributed by the USGS over the Internet at no charge, with expansion to full global coverage of incoming Landsat 7 data to be completed by July 2008 (see timeline below). The full archive of historical Landsat 7 ETM+ data acquired by the USGS since launch in 1999 will become available for selection and downloading by the end of September 2008. At that time, all Landsat 7 data purchasing options from the USGS, wherein users pay for on-demand processing to various parameters will be discontinued. By the end of December of 2008, both incoming Landsat 5 Thematic Mapper (TM) data and all Landsat 5 TM data acquired by the USGS since launch (1984) will become available, with all Landsat 4 TM (1982-1985) and Landsat 1-5 Multi-Spectral Scanner (MSS) (1972-1994) data becoming available by the end of January 2009. All Landsat data purchasing options from the USGS will be discontinued by February 2009, once the entire Landsat archive can be accessed at no charge. Landsat scenes can be previewed and downloaded using the USGS Global Visualization Viewer at http://glovis.usgs.go [under “Select Collection” choose Landsat archive: L7 SLC-off (2003-present)]. Scenes can also be selected using the USGS Earth Explorer tool at http://earthexplorer.usgs.gov [under “Select Your Dataset” choose Landsat Archive: L7 SLC-off (2003-present)].
My Top 10 Things to do at the 2009 ESRI User Conference (#ESRIUC) - Once again another ESRIUC is ready to take place (this is #11 for yours truly) and just like years past, we've got you covered and have setup a dedicated ESRIUC section here on GISuser. See here for news, party tips, special announcements and much more.
Who's Tweeting from the ESRI User Conference (#ESRIUC) Here's a list! - I recently posted a request on Twitter asking people to Re-Tweet a post if they planned on Tweeting from the #ESRIUC next week. The following are some of the people we heard from as well as a few Twitterers that I know will be tweeting from San Diego. If you want to follow some conference goers on Twitter then this is a great list to start with
2009 ESRI UC Social Media Bookmarks, Tips for First Timers and much moreRemember, if you have ESRIUC related news, session info, party notices or ?? share details with us! - This year will be ESRI UC trip #11 for yours truly - a tradition of mine is to share tips, tricks, and down-right useful stuff with other GISusers that will be taking in North America's largest GIS conference.
Economic Stimulus Project areas that may create GIS/Geo Tech Opportunities - Like many of you, we haven't really had time to go through the entire 1,071 page Detailed List of Spending - you can view and download the entire document at ProRepublica. We did take a little time, however, to go through this fine summary.
2009 GIS For Oil & Gas Conference - Whether you're new to geospatial technologies or a knowledgeable veteran, mark your calendar for the 2009 GIS for Oil & Gas Conference Sept. 13-17, 2009, in Houston, Texas. Discover how GIS can help you address regulatory compliance issues, proactively manage organizational assets, and enhance your bottom line.
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