Subject: ‘Data’
| January 20, 2012 Wind and GISDataGIS has many applications in wind mapping, analysis and modeling. Geographic data and modeling of wind performance can help site wind turbines. Study of wind patterns also is used for assessing wind damage potential. The GIS staff at the National Renewable Energy Laboratory provides both national wind resource assessment of the United States and high-resolution wind data. GIS data ... read more September 1, 2011 Understanding ScaleCartography, DataScale is the relationship that the depicted feature on map has to its actual size in the real word. All maps are modeled representations of the real world and therefore the features are reduced in size when mapped. In other words, scale is the measurement of the amount of reduction a mapped feature has to ... read more January 21, 2011Australian GIS Data and ResourcesData, Link LibraryLinks to finding free and low-cost data for Australia. Also find pointers for GIS resources pertaining to Australia. Unfortunately there is not a lot of free data to be found. ACRES Digital Catalog The ACRES Digital Catalogue system is a database of archived satellite data acquisitions over Australia from the Landsat, SPOT, ERS, RADARSAT and JERS earth ... read more September 28, 2010Worldwide GIS Data and ResourcesData, Link LibraryFree and low-cost sources of data for globally based datasets. GIS Resources by Country Country by country listing of sources for GIS data, organizations and case studies. Digital Chart of the World Server This web site will allow you to download the boundaries and layers of different countries, in Arc/INFO export format. GIS Data Depot Extensive launching place to search ... read more January 17, 2010 Haiti Earthquake DatasetsDataA comment from Lex Berman highlights the availability of Haitian GIS data at the Earthquake Geospatial Research Portal based out of Harvard: January 13, 2010 Fortius One's Efforts to Map Haiti Post-EarthquakeDataThe Washington Business Journal has a piece on Fortius One’s efforts to map earthquake damage in Haiti. Arlington-based FortiusOne Inc., a data analysis and visual intelligence firm, is using its satellite imaging abilities to piece together an ever-evolving image of what Haiti and its capital city Port-au-Prince look like after being rocked by the magnitude 7.0 earthquake. A ... read more  Haiti Maps and GIS Data ResourcesDataResources for finding maps, satellite imagery, GIS data and other geographically related data for the country of Haiti. This page has been updated to included links to mapping resources for the recent January 12, 2010 7.0 magnitude earthquake in Haiti. Data, Maps and Geography About Haiti Maps and geographical information from the Geography Site at About. Earthquake Related ... read more December 29, 2009 World Database of Large Urban AreasDataNorpil has made available their layer of Large Urban Areas for downloading. Tabular data from the United Nation’s World Urbanization Prospects: The 2007 Revision Population Database was joined to the 2008 cities dataset that comes with ESRI’s Data & Maps sample data and other sources of data. The database is available for unrestricted download, under the Creative ... read more December 1, 2009 USGS Celebrates 125 Years of Topographic MappingData, Features, GIS NewsDecember 3rd, 2009 marks the 125th anniversary of the national program for topographic mapping for the United States Geological Survey (USGS). The USGS was founded in 1879 by an act of Congress and tasked with the “classification of the public lands, and examination of the geological structure, mineral resources, and products of the national domain“. ... read more November 18, 2009 Geo-VolunteerismCommunity, DataThe New York Times is the latest publication to profile the various crowdsourcing efforts to collect geographic data: From Petaluma to Peshawar, these amateurs are arming themselves with GPS devices and easy-to-use software to create digital maps where none were available before, or fixing mistakes and adding information to existing ones. Like contributors to Wikipedia before them, they ... read more |
