Launched on June 21st of this year, the first images from TanDEM-X have been acquired and processed 3.5 days post launch. As the name implies, the goal of TanDEM-X (which stands for TerraSAR-X add-on for Digital Elevation Measurement) is to generate a high-accuracy global Digital Elevation Model (DEM). The scientific use of the data can be […]
June, 2010
GIS Learning
ArcGIS 10 Now Available For Download from Esri
Come and get it! Esri (which apparently is also no longer spelled as an acronym) has announced the long awaited availability of ArcGIS 10. The press release notes that those with maintenance contracts in the United States will receive an email notifying them of when and how to download the […]
GIS Data
National Land Cover Data Set: When There’s No Local Land Use GIS data
Guest article by Kristen Carney and Aaron Herman of Cubit. Finding land use land cover data is a pain. Unless your project is within an MPO/COG that has historic and current land use shapefiles that are easy for your GIS guru to access, you can be up a creek without a […]
GIS Software
Accessing Directions and Mapping Via Mobile Phone Growing in Popularity
The use of accessing directions and maps via mobile phone is rising in the United States. A market study by comScore found that 14% of mobile phone users acquired directions from their phones during the month of April. That percentage represents 33.5 million users and is a 44% increase over […]
Maps and Cartography
The Look of Maps
The Look of Maps: An Examination of Cartographic Design is by Arthur H. Robinson and was originally published in 1952.
GIS Learning
Approved Online Map Providers for China, Where’s Google?
Eighteen providers have been officially approved by the Chinese government to provide online mapping services in that country. The providers, all domestic, were selected from thirty applicants. According to the State Bureau of Surveying and Mapping (SBSM), Foreign companies are not allowed to provide surveying or mapping services unless they are […]
GIS Learning
VerySpatial’s Fifth Anniversary Competition
VerySpatial reminds you that there’s still time to participate in their Fifth Anniversary Competition. VerySpatial is a weekly podcast and accompanying blog featuring items of interesting relating to geography and geospatial technologies. The contest features a selection of five multiple choice questions about VerySpatial. Each correctly answered question submitted will […]
GIS Software
Apple Now Collecting iPhone User Locations
The latest privacy policy for Apple has an added paragraph that allows Apple and its partners and licensees to collect location-based data about iPhone users. Any user attempting to download an app from Apple’s App Store must agree to the new policy before being allowed to download. The new language […]
GIS Data
Predicting Traffic Jams
IBM is developing a new traffic analysis system that can predict where traffic jams will occur before the driver finds him or herself stuck in one. The system uses predictive modeling, incorporating data from road sensors, weather conditions, historical traffic data, and real-time GPS data from taxis. Road tested in […]
GPS
Monitoring Conservation Easements and Preserve Lands with GPS and GIS Technology
Guest article from Trimble. The Western Penobscot Bay region of Maine is one of the most scenic areas in the Northeast United States and continues to be a favorite destination for travelers during the summer tourist season. With abundant water resources and forestland, the region is a natural haven for […]