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NASA’s IceBridge Mission Contributes to New Map of Antarctica

A new dataset called Bedmap2 gives a clearer picture of Antarctica from the ice surface down to the bedrock below. Bedmap2 is a significant improvement on the previous collection of Antarctic data—known as Bedmap. The product was a result of work led by the British Antarctic Survey, where researchers compiled decades worth of geophysical measurements, such as surface elevation measurements from NASA's Ice, Cloud and Land Elevation Satellite, known as ICESat, and ice thickness data collected by Operation IceBridge.

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News and Analysis

Mapping the Keystone XL Pipeline One FOIA Request at a Time

We don't really know the route of the proposed Keystone XL pipeline. Good thing author and photographer Thomas Bachand  is on the case. He's been submitting requests for GIS and ther data from agencies to develop he Keystone Mapping Project (KMP) a nationally...Read more

Ten Terms GIS People Should Know in 2013

Are there terms you come across in your day to day work whose definitions still seem fuzzy? Do you “sort of” know what they mean, but if pressed you couldn’t confidently provide a definition? Our editors share some terms that still make them uncomfortable and offer...Read more

Trebek Pledges $1M to Geobee and other Education GIS News

National Geographic Society’s 125th Anniversary Gala was June 13. Several folks who are well-known were honored for outstanding contributions: Felix Baumgartner, Howard G. Buffett, James Cameron, Sylvia A. Earle, Alex Trebek and Edward O. Wilson.   Also...Read more

DigitalGlobe to Expand, Stay in Colorado

DigitalGlobe, Colorado’s highest-flying tech company—literally—reportedly plans to add more than 500 jobs and is considering relocating its corporate headquarters within the Denver-Boulder area. - Xconomy

Battling Against Aerial Imagery for Code Enforcement and other Government GIS News

Homer Township [IL] officials this week voted to send a letter to the Will County Board in support of a resolution banning the use of aerial photos of private property for code enforcement. Those against the use of imagery, used and taken without the property...Read more

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High Resolution Digital Elevation Models — from Satellite Imagery

Producing Digital Elevation Models (DEMs) from remote sensing imagery is very important for a variety of mapping applications including orthophoto generation, terrain modeling, volumetric analysis,...Download this paper

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