Landsat 7 Orthorectified Imagery over Canada
Entry ID: CANADA_GeoGratis_Landsat7Ortho

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Summary
Abstract: The orthoimage data set is a complete set of cloud-free (less than 10%)
orthoimages covering the Canadian landmass and created with the most accurate
control data available at the time of creation. The imagery has been corrected
with either provincial and aerial triangulation data or, if not available, the
most accurate NTDB data. The objective is to obtain accuracy of 30 metres or
better in the ... View entire text
Related URL
Description: GeoConnections Discovery Portal. Canada's IDN Node.
Geographic Coverage
(Click for Interactive Map)
Spatial coordinates   
  N: 85.0   S: 40.0   E: -52.0   W: -141.0

Data Set Citation
Dataset Originator/Creator: USGS
Dataset Title: Global Land Cover Characterization Program
Dataset Release Date: 1997-11-01
Dataset Publisher: USGS
Version: 1.2
Online Resource: http://landcover.usgs.gov/glcc/
Temporal Coverage
Start Date: 1992-04-01
Stop Date: 1993-03-01
Quality A revised version of the database is available but still requires a full
accuracy assessment.
Access Constraints None
Use Constraints There is no guarantee of warranty concerning the accuracy of these data. Users should be aware that temporal changes may have occurred since the data was collected and that some parts of these data may no longer represent actual surface conditions. Users should not use these data for critical applications without a full awareness of their limitations. Acknowledgement of the originating agencies would be appreciated in products derived from these data. Any user who modifies the data set is obligated to describe the types of modifications they perform. User specifically agrees not to misrepresent the data set, nor to imply that changes made were approved or endorsed by the U.S. Geological Survey. Please refer to http://www.usgs.gov/privacy.html for the USGS disclaimer.
Data Set Progress
COMPLETE
Originating Center
Data Center
Earth Resources Observation and Science Center, U.S. Geological Survey, U.S. Department of the Interior Supplemental Info
Data Center URL: http://eros.usgs.gov/

Data Center Personnel
Name: EROS CENTER
Phone: 605-594-6151
Phone: 800-252-4547
Fax: 605-594-6589
Email: lta at usgs.gov
Contact Address:
LTA Customer Services
U.S. Geological Survey
EROS Center
47914 252nd Street
City: Sioux Falls
Province or State: SD
Postal Code: 57198-0001
Country: USA
Distribution
Distribution Media: Online
Distribution Format: various
Fees: No fees
Personnel
Role: DIF AUTHOR
Phone: (301) 614-6898
Fax: 301-614-5268
Email: Tyler.B.Stevens at nasa.gov
Contact Address:
NASA Goddard Space Flight Center
Global Change Master Directory
City: Greenbelt
Province or State: MD
Postal Code: 20771
Country: USA
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Publications/References
Anderson, J.R., Hardy, E.E., Roach J.T., and Witmer R.E., 1976, A land use and land cover classification system for use with remote sensor data: U.S.
Geological Survey Professional Paper 964, 28 p.
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2004-07-16
Last DIF Revision Date: 2012-12-12

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