GIS

Two Upcoming GIS Books
James is looking forward to two upcoming books on GIS from ESRI Press: Building a GIS (Amazon) and The Business Benefits of GIS: An ROI Approach (Amazon, web site)…. »
Posted on Wednesday, July 9, 2008 at 9:54 AM
Categories: Books, GIS
Three Blogs
Google Earth Design has been around for more than a year, but I’ve apparently missed it until now; the subject of good map design within Google Earth seems a laudable one. Ryan Strynatka writes about his blog, The Fiducial… »
Posted on Wednesday, July 9, 2008 at 9:27 AM
Categories: Blogs, GIS, Google Earth
Link Roundup: Early July Edition
Off camping for a few days; here are a few links to tide you over: Roger Hart’s very good blog, GeoCarta, has moved to a new address and a new platform. The Sandusky Library Archives Research Center’s map collection is… »
Posted on Wednesday, July 2, 2008 at 6:44 PM
Categories: Blogs, Books, GIS, Hacks & Mashups, Industry News, Libraries, Triangulations (Links)
GIS Books
La Cartoteca points to two GIS manuals from the Pragmatic Programmers: Scott Davis’s GIS for Web Developers: Adding “Where” to your Web Applications, which came out last October; and the forthcoming (an online beta is available) Desktop GIS: Mapping the… »
Posted on Sunday, June 22, 2008 at 3:57 PM
Categories: Books, GIS
Introductions to GIS and GPS
GIS: An Overview is a very basic introduction, but it seems to me that that sort of thing is necessary. Via About.com Geography. PC World’s How to Buy a GPS Device is slanted very heavily towards car-mounted GPS navigation systems,… »
Posted on Saturday, April 5, 2008 at 11:57 AM
Categories: GIS, GPS
Designed Maps
The ESRI Mapping Center blog reports on a new book from ESRI Press: Designed Maps: A Sourcebook for GIS Users. It’s by Cynthia Brewer, who also wrote Designing Better Maps: A Guide for GIS Users (see previous entry). The… »
Posted on Monday, February 25, 2008 at 8:15 AM
Categories: Books, Cartography, GIS
Cadastral GIS Horror Stories
On the Surveying, Mapping and GIS blog, Dave Smith recounts some GIS horror stories involving cadastral data errors — and the ludicrous things that are done to resolve them. “If you have discrepancies, data gaps, quality issues, other issues, I… »
Posted on Thursday, February 14, 2008 at 9:12 PM
Categories: GIS, Surveying
Ed the Map Maker
This is an article celebrating 40 years of service by Ed Maslonka, the cartographer of Grand Island, Nebraska, but it also offers a taste of what goes on, mapping-wise, in municipal planning departments…. »
Posted on Thursday, February 14, 2008 at 9:08 PM
Categories: GIS, Surveying
Turners Falls High School and the U.S. Community Atlas
The Springfield Republican reports on a GIS project conducted by students of Turners Falls High School, which is part of ESRI’s U.S. Community Atlas program. The students produced a number of maps of the towns of Gill, Montague and… »
Posted on Sunday, January 13, 2008 at 12:00 PM
Categories: Education, GIS
Why Paper Maps Are Still Produced
Vector One asks why so many paper map products are still produced: Paper maps are still produced for a number of reasons. The primary reason that this is the case is due to the fact that paper maps are associated… »
Posted on Friday, January 4, 2008 at 12:29 PM
Categories: GIS
Roger Tomlinson: The Father of GIS
Today’s Globe and Mail has a profile of Roger Tomlinson, whose work with the Canadian government in the 1960s to develop the first national computerized GIS system has apparently earned him the title of “the father of GIS.”… »
Posted on Monday, December 17, 2007 at 8:55 PM
Categories: GIS
A Map Blog Update: GeoWeb, Cartographismes and More
The GeoWeb 2007 conference, which takes place later this month and deals with “the convergence of Web technologies, XML, Web services, and GIS,” has a conference blog. The blog associated with Krygier and Wood’s excellent book, Making Maps (reviewed here),… »
Posted on Sunday, July 8, 2007 at 8:03 PM
Categories: Art, Blogs, Conferences, GIS, Online Maps
GIS and Geography at Dartmouth
Alumni magazine Dartmouth Life has an article about geography and GIS at Dartmouth College, which “remains the only college in the Ivy League with a distinct geography department.”… »
Posted on Sunday, May 6, 2007 at 2:36 PM
Categories: GIS
GeoThought by Peter Batty
Former Intergraph CTO Peter Batty now has a blog: GeoThought. Via All Points Blog and Anything Geospatial…. »
Posted on Tuesday, April 24, 2007 at 10:44 AM
Categories: Blogs, GIS
GeoGratis: Free Canadian Topo Data
Further to the previous report that the government of Canada would make digital topographic data available for free: here is the official announcement and here is the site where you can download that data. It’s called GeoGratis — cute. Via… »
Posted on Wednesday, April 4, 2007 at 2:18 PM
Categories: GIS, Topo Maps & Trails
Two Geospatial Industry Blogs
Two new blogs from the geospatial industry: ESRI Support Center News (via James, who notes that it “seems to be in a holding pattern”); and MapInfo’s Location Intelligence Blog (via All Points Blog)…. »
Posted on Wednesday, March 14, 2007 at 10:18 AM
Categories: Blogs, GIS
Landsat Image Mosaic of Antarctica
The Landsat Image Mosaic of Antarctica “combines nearly 1100 hand-selected Landsat satellite scenes that are being digitally woven together to create a single, seamless, cloud-free image of the Antarctic continent — the most detailed color representation of this vast… »
Posted on Monday, March 12, 2007 at 8:52 PM
Categories: GIS, Satellite & Aerial
The Future of GIS
Catholicgauze stirs the pot with an essay on the future of GIS and its increasing separation from Geography. Key graf: With [Geographic Information Science] focusing only on GIS the whole reason GIS exists, to study spatial phenomenon, is kicked out… »
Posted on Sunday, March 11, 2007 at 11:03 AM
Categories: GIS
GIS and Map Libraries
Geography Matters, the ESRI blog, has a post up on GIS and map libraries: “While not all institutions manage holdings of this size [the Library of Congress’s map collection], libraries and museums are realizing that a GIS can not only… »
Posted on Thursday, March 1, 2007 at 8:26 PM
Categories: GIS, Libraries
International Polar Year Maps
The Canadian International Polar Year Internet Map Server maps the research stations, projects and other information associated with the the International Polar Year. The map interface takes a bit of time to load; the data are available as separate… »
Posted on Wednesday, February 28, 2007 at 1:37 PM
Categories: Environment, GIS
Two More Blogs
Stefan has discovered two brand-spanking-new blogs that have started up this very month: the Google Earth Hacks blog accompanies the site of the same name; MapWrapper.com is a GIS blog with an interest in earth sciences and remote sensing. Previously:… »
Posted on Monday, January 22, 2007 at 10:11 AM
Categories: Blogs, GIS, Google Earth, Satellite & Aerial
ArcGIS Explorer Reviewed
I’ve been following the news about ArcGIS Explorer, ESRI’s putative response to virtual globe software like Google Earth, since it was first announced (James Fee, for example, has blogged about it a lot), but I haven’t blogged about it… »
Posted on Wednesday, January 3, 2007 at 2:06 PM
Categories: GIS, Software
Ed Parsons Leaves Ordnance Survey
First Chandu, now this: Ed Parsons is leaving the Ordnance Survey; he’s been their chief technology officer for more than five years…. »
Posted on Tuesday, December 5, 2006 at 8:25 AM
Categories: GIS
A to Z GIS Reviewed
GIS Monitor reviews a new book from ESRI Press, A to Z GIS: An Illustrated Dictionary of Geographic Information Systems. “With short, clear, and authoritative definitions of more than 1,800 terms written by more than 150 subject-matter experts, this… »
Posted on Tuesday, October 17, 2006 at 9:29 AM
Categories: Books, GIS
U.S. Forest Service Geodata
GPS Tracklog has discovered a clearing house for U.S. Forest Service geodata, and talks about how that geodata can be used (hint: raster images can be viewed in most image viewers)…. »
Posted on Monday, October 9, 2006 at 9:40 PM
Categories: GIS, Topo Maps & Trails
Conservation GeoPortal
The Conservation GeoPortal is an index of conservation maps and GIS datasets. No maps or data is available on the site itself, just searchable metadata; it points to stuff elsewhere online. More here. Via Maps-L…. »
Posted on Wednesday, September 27, 2006 at 1:36 PM
Categories: Environment, GIS
Free GIS Data GeoBlog
Free GIS Data GeoBlog points to GIS data available for free online; it’s another project by Glenn Letham, whom we’ve heard of before: he’s also behind Anything Geospatial and GISUser.com, among other things. Via Cartography and GPS Tracklog…. »
Posted on Sunday, September 24, 2006 at 10:32 PM
Categories: Blogs, GIS
QGIS
QGIS, an open-source, multiplatform GIS application, has a blog by its developers. Via James Fee, who’s been covering QGIS for a while…. »
Posted on Saturday, August 5, 2006 at 11:06 AM
Categories: Blogs, GIS
Forthcoming Books
Two forthcoming books on the horizon: A to Z GIS: An Illustrated Dictionary of Geographic Information Systems (Amazon), a terminology guide from ESRI Press (press release); and Google Earth for Dummies, which is self-explanatory (via Google Earth Blog)…. »
Posted on Wednesday, August 2, 2006 at 3:37 PM
Categories: Books, GIS, Google Earth
GIS on OS X
Peter Rukavina explores GIS applications for Mac OS X: “The last time I went looking for a desktop GIS application for my Mac all I found was the beast of a system that is GRASS. … Suddenly it seems that… »
Posted on Tuesday, July 25, 2006 at 8:19 AM
Categories: GIS, Macintosh
Canada and Open Source GIS
In a Directions article, Kevin Flanders argues that Canada’s disproportionately large contribution to open source GIS projects is a result of federal government funding, which he contrasts with U.S. government contracts to proprietary GIS vendors…. »
Posted on Sunday, June 11, 2006 at 9:57 PM
Categories: GIS
ESRI Blog: Geography Matters
Via James and Glenn, I discover ESRI’s new public (and possibly collaborative) blog about the GIS industry, Geography Matters. Still in its early stages; ought to be interesting to see how it develops…. »
Posted on Friday, June 9, 2006 at 8:10 PM
Categories: Blogs, GIS
Forbes Profiles ESRI
For people in the geospatial industry, ESRI is omnipresent; for people outside the industry, ESRI is scarcely on our radar, despite their dominance of the GIS software market. For those of us in the latter category, this Forbes article, profiling… »
Posted on Monday, June 5, 2006 at 11:56 AM
Categories: GIS
e_Perimetron
e_Perimetron is a new quarterly web journal, the focus of which is the application of geospatial technologies to old maps. The first issue, for example, has articles that transform old maps to conform to known coordinates, assign projections to portolans,… »
Posted on Thursday, June 1, 2006 at 8:11 AM
Categories: Antique Maps, GIS, Georeferencing, Scholarly Journals
GIS Portal for McAllen, Texas
The city of McAllen, Texas has launched a GIS portal, The Monitor reports…. »
Posted on Sunday, May 21, 2006 at 9:35 AM
Categories: Cities, GIS
Lists
On Here Be Dragons, a list of resources for making custom maps for Garmin GPS receivers. On Very Spatial (via), a list of desktop GIS applications…. »
Posted on Monday, May 15, 2006 at 6:47 AM
Categories: GIS, GPS
Mark Monmonier
Directions reports that the keynote speaker at this week’s NEGIS conference was professor and author Mark Monmonier, which led me to his web site. Coincidentally, a copy of his classic book, How to Lie with Maps, arrived from Amazon this… »
Posted on Thursday, May 11, 2006 at 10:52 AM
Categories: Books, Conferences, GIS
Think Globally, Act Regionally: GIS for the Social Sciences
Think Globally, Act Locally: GIS and Data Visualization for Social Science and Public Policy Research, is a new textbook from ESRI Press. Authored by San Francisco State University urban studies professor Richard LeGates, the book is part of a project… »
Posted on Monday, May 8, 2006 at 10:55 AM
Categories: Books, GIS
GIS Internet Resources
Via Ogle Earth, a collection of online GIS resources on the web site of the U.S. Army’s Topographic Engineering Center…. »
Posted on Wednesday, April 19, 2006 at 8:01 AM
Categories: GIS
Book Review: Making Maps by Krygier and Wood
Making Maps: A Visual Guide to Map Design for GIS by John Krygier and Denis Wood Guilford Press, 2005. Softcover, 303 pp. ISBN 1-59385-200-2 I love this book. It’s just so neat. Although Making Maps is aimed at a GIS… »
Posted on Wednesday, March 29, 2006 at 9:21 AM
Categories: Book Reviews, Cartography, GIS
Triangulations: March 27
Jeff Thurston’s contribution to the debate over free geodata looks at the question of scale: if you want geospatial data to be free and updated regularly, consider the huge amount of territory that has to be mapped. Wired’s piece,… »
Posted on Monday, March 27, 2006 at 11:03 AM
Categories: Blogs, Books, GIS, GPS, Hacks & Mashups, Topo Maps & Trails, Triangulations (Links)
B.C. Base Mapping
Here’s an article from itbusiness.ca about British Columbia’s Base Mapping and Geomatic Services branch, a part of the provincial government’s Integrated Land Management Bureau. The article covers some of the applications of the branch’s data at a fairly general level…. »
Posted on Monday, March 20, 2006 at 9:34 AM
Categories: GIS
Triangulations: March 20
An article about GPS and geocaching in South Africa points out the extreme markup for GPS devices in that country: they cost twice as much as they do in the U.S.. The proposed INSPIRE directive, which would ostensibly standardize… »
Posted on Monday, March 20, 2006 at 6:57 AM
Categories: Blogs, GIS, GPS, Triangulations (Links)
Link Roundup for February 17
I’m still up to my neck in Olympics nonsense, but I’ve got a few links to share with you that have been accumulating in my “post these soon” file. For all you tube map fanatics, a London Underground Map where… »
Posted on Friday, February 17, 2006 at 9:53 AM
Categories: Collecting, GIS, Mass Transit, Triangulations (Links)
Link Roundup for February 7
Significant Blogspot outages rendered several favourite mapping blogs unavailable for portions of last weekend, including Cartography and GeoCarta. The city of North Platte, Nebraska, its police department, and surrounding Lincoln County all use different GIS and CAD software to generate… »
Posted on Tuesday, February 7, 2006 at 7:07 AM
Categories: Blogs, Cartography, GIS, Groups & Societies, Triangulations (Links)
AHA: GIS and History
At last weekend’s meeting of the American Historical Association, there was a session on GIS and History, the papers presented at which are available as PDF files (on the page, click on the name of the presenter). Historians regularly import… »
Posted on Tuesday, January 10, 2006 at 12:30 PM
Categories: Conferences, GIS
A Roundup: Society, Journal, Blog, Podcast
A few quick links for the Map Site Directory: Via MapHist, I’ve learned about the British Cartographic Society and its journal, The Cartographic Journal. ArcDeveloper is a new blog that should be of interest to ESRI GIS developers. Via Spatially… »
Posted on Sunday, December 18, 2005 at 5:09 PM
Categories: Blogs, Cartography, GIS, Groups & Societies, Podcasts & Audio, Scholarly Journals
Free Australian Maps, Images and Data
The Australian government makes satellite imagery, geology maps (1:250,000 scale) and spatial data available free of charge. Via Glenn’s GISUser Weblog. See previous entry: Satellite Images and the Weather…. »
Posted on Thursday, December 1, 2005 at 3:23 PM
Categories: GIS, Satellite & Aerial, Topo Maps & Trails
VanMap: Vancouver Map System
VanMap is a GIS viewer for the city of Vancouver, British Columbia; it’s got a surprising number of layers, more of which were added last September. (Use “VanMapLite” if you’re having browser difficulties with the main interface.) Via Vector One,… »
Posted on Sunday, November 20, 2005 at 4:54 PM
Categories: GIS, Vancouver
Designing Better Maps Reviewed
GIS Monitor reviews Cynthia Brewer’s Designing Better Maps: “Brewer’s advice is authoritative, practical, and useful to novice and experienced mapmakers alike. She focuses on just a few key questions — how to design a map so that its layout… »
Posted on Tuesday, November 8, 2005 at 9:11 AM
Categories: Books, GIS
SlashGISRS
SlashGISRS is a Slashdot-style community focusing on GIS and remote sensing. Looks very promising. (And it’s run by a Canadian non-profit organization: there are no limits to my country’s geographic conspiracy.)… »
Posted on Thursday, October 6, 2005 at 11:09 AM
Categories: GIS
Open Source GIS Guide
GIS Unshackled: A Guide to Open-Source Tools: a look at some of the open-source software packages, from databases to scalable vector graphics, that can be used in lieu of established commercial software. Via Very Spatial…. »
Posted on Wednesday, September 21, 2005 at 5:33 PM
Categories: GIS, Software
Katrina Maps and Photos: Behind the Scenes
Tyler Mitchell talks about the behind-the-scenes work to process approximately 1,500 NOAA images from the aftermath of Hurricane Katrina and upload them to the Katrina Image Warehouse, using open-source software; the basics were up and running within 48 hours. Via… »
Posted on Wednesday, September 21, 2005 at 2:11 PM
Categories: GIS, Hurricanes 2005, Software
Map Events in Colorado
Denver is going to be a busy place for map lovers this month. The International Map Collectors’ Society’s symposium takes place between September 18 and 23, and is held in conjunction with the Rocky Mountain Map Society’s antique map fair,… »
Posted on Wednesday, September 7, 2005 at 9:31 AM
Categories: Collecting, Conferences, GIS, Groups & Societies
Ten More Mapping Blogs
I posted links to a lot of new blogs next month, but Cartography’s roundup of cartography and related blogs last week brought a grand total of seven more blogs to my attention. Plus, I was already aware of Ed Parsons’s… »
Posted on Tuesday, September 6, 2005 at 8:03 AM
Categories: Blogs, GIS, Podcasts & Audio, Software
Spatially Adjusted
Another blog to tell you about, and I can’t believe I missed reporting this one earlier: Spatially Adjusted, a GIS blog by James Fee, with a lot of stuff on ESRI and other software…. »
Posted on Wednesday, August 31, 2005 at 5:43 PM
Categories: Blogs, GIS
Preservation and Accessibility
According to this article, the USGS’s shift from paper to digital maps is generating all sorts of potential problems. Some of them are typically bureaucratic: figuring out which agency is responsible for archiving and preserving which data (and paying for… »
Posted on Tuesday, August 2, 2005 at 11:02 AM
Categories: GIS, Libraries
Question: Best GIS PHP Module?
Marco Fioretti is looking for GIS PHP modules. He writes, “I have an urgent project to work on which includes processing GIS data with PHP, and I’d really like to start with something which is already tested.” My original post… »
Posted on Thursday, July 21, 2005 at 6:50 PM
Categories: GIS, Questions, Software
Using MapServer with Chameleon
Speaking of Tyler Mitchell, he’s got an article on Directions explaining Chameleon, a collection of PHP scripts that, he says, allows non-programmers to build web mapping applications using MapServer through its MapScript API…. »
Posted on Friday, July 15, 2005 at 8:18 AM
Categories: GIS, Online Maps, Software
Open Source Geospatial Tools; Web Mapping Illustrated
I’m overdue in posting this one, which comes to us thanks to James. Tyler Mitchell, whose Web Mapping Illustrated, a guide to free mapping software, is now shipping, had an article up on O’Reilly last month that I think serves… »
Posted on Tuesday, July 5, 2005 at 7:48 AM
Categories: Books, GIS, Software
Whither GIS?
A Directions magazine editorial, An Open Letter to GIS/Geospatial Software Companies, argues that between data providers providing mapping data to companies like Google, who then build hackable web tools, that are then used by GPS users to build custom maps… »
Posted on Wednesday, June 15, 2005 at 4:32 PM
Categories: GIS
The History of GIS
“Yet his search for the dark, hidden ancestors of modern mapmaking illustrates something simple and true: maps — like technological progress itself — are not inherently benevolent.” The history of GIS is controversial: some argue it emerged from the military… »
Posted on Tuesday, May 31, 2005 at 10:58 PM
Categories: GIS
Social Mapping and the Cartographic Modeling Lab
If you’re interested in social mapping (see previous entry), you shouldn’t miss this AP wire story about the work done by the University of Pennsylvania’s Cartographic Modeling Lab. The focus of the story is their work to correlate childhood obesity… »
Posted on Monday, May 30, 2005 at 10:55 AM
Categories: GIS
Journal of Maps: No Ordnance Survey Data
Another unfortunate result of the Ordnance Survey’s copyright on its mapping data: the Journal of Maps announced last week that, because of the Ordnance Survey’s restrictive licencing, “we are currently unable to accept any maps based upon OS data.” (See… »
Posted on Wednesday, April 27, 2005 at 11:33 AM
Categories: Cartography, GIS
More on Open Geodata and the Ordnance Survey
Mapping Hacks has a report on the Forum on Open Geodata that took place earlier this month (see previous entry), where the argument was put forth that the Ordnance Survey should open up its data for the economic spinoff benefits… »
Posted on Wednesday, April 27, 2005 at 11:18 AM
Categories: GIS
The Big and the Little
Yesterday’s Guardian had a piece exploring the dichotomy between ground-level, do-it-yourself, open-source mapping projects done by people walking about with GPS units, and the massive geodata owned by government agencies. So why would anyone want to make their own map,… »
Posted on Friday, April 8, 2005 at 1:36 AM
Categories: GIS
Forum on Open Geodata
More on the attempt to produce GIS data for the UK independent of Crown copyright (see previous entry: there will be a Forum on Open Geodata on April 14 in London; see the link for speakers and details. From the… »
Posted on Tuesday, April 5, 2005 at 1:20 AM
Categories: Copyright, GIS
OpenOSX GrassPro
GRASS, the open-source GIS software, has been available for Mac OS X before; on Friday, OpenOSX announced GrassPro, which, in addition to GRASS 6.0.0, adds several related utilities. Panther and X11 required…. »
Posted on Tuesday, April 5, 2005 at 1:14 AM
Categories: GIS, Macintosh
Boston GIS Office and Atlas
The Boston Phoenix has an interview with the manager of the Boston Redevelopment Authority’s Office of Digital Cartography and GIS, Carolyn Bennett; the discussion ranges from GIS in general, to the nature of the Office’s work, to one of their… »
Posted on Wednesday, March 2, 2005 at 9:28 PM
Categories: Boston, GIS
Journal of Maps
Richard writes to draw our attention to a new online scholarly journal, the Journal of Maps, which launched last year and had their first issue this month. From their about page: The Journal of Maps is a new inter-disciplinary online,… »
Posted on Sunday, January 30, 2005 at 10:52 AM
Categories: Cartography, GIS, Scholarly Journals
OpenStreetMap
OpenStreetMap “is an effort to produce free (CC-licensed) streetmaps of the world.” It’s in “pre-pre-pre alpha” at the moment. The idea is to get free data by running around with a GPS, analysis of aerial photography or other methods since… »
Posted on Wednesday, January 26, 2005 at 10:41 AM
Categories: Copyright, GIS, GPS, Online Maps
London Free Map
The University of Openness (previous entry) has a new project to make copyright-free street maps of London; the page explains the details and MO, but it looks like it’ll involve an awful lot of GPS tracing and GIS data processing… »
Posted on Monday, November 22, 2004 at 2:26 PM
Categories: GIS
Getting Out the Vote with GIS
Wired has a story about how GIS is being used to increase voter turnout. Now, get-out-the-vote organizers have started overlaying information from registered voter lists, attaching data such as voter history, party registration or time in the community to every… »
Posted on Tuesday, October 5, 2004 at 12:19 AM
Categories: GIS
Ordnance Survey Invents Toids, Reticulates Splines
The Ordnance Survey is developing a new mapping system that will have a profound impact on everything from insurance rates to trip planning. The key? Something called a toid, says the Grauniad: The word toid does not yet appear in… »
Posted on Friday, September 10, 2004 at 7:59 AM
Categories: GIS
MAPublisher 6.0
MAPublisher 6.0 was announced today. It’s a collection of Adobe Illustrator plug-ins that allow you to import GIS data into that software. Manipulating proper data with a proper graphics program, apparently. (via MacCentral)… »
Posted on Tuesday, April 6, 2004 at 11:38 AM
Categories: GIS, Software
Generating GIS with PHP
Image_GIS is a PHP package that allows you to generate on-the-fly maps in PNG or JPEG image formats from geographical datasets. Don’t worry if you don’t know what this means: essentially it means you can transform raw GIS data into… »
Posted on Tuesday, March 9, 2004 at 9:53 AM
Categories: GIS, Online Maps, Software
Fighting Crime with GIS
“[D]atabases of all types of crime, plotted on detailed local maps, have become a powerful new crime-fighting tool,” says a BBC report on the use of mapping technology by police in Britain. One example given: tracking arson by teens in… »
Posted on Tuesday, March 9, 2004 at 9:47 AM
Categories: GIS
Community Mapping Assistance Project
Non-profit community groups do not have the same research resources that governments and corporate entities do. As far as mapping and GIS data is concerned, the New York Public Interest Research Group is trying to change that with its Community… »
Posted on Tuesday, March 2, 2004 at 10:41 AM
Categories: GIS
Geospatial Data
North American geospatial data is available free from a couple of government sites. For the U.S., there’s the USGS GEO-DATA Explorer (via MetaFilter), and, for Canada, there’s GeoGratis…. »
Posted on Monday, February 9, 2004 at 10:04 AM
Categories: GIS

Note: Entries from 2003 were not categorized and will not appear in the category archives. Please consult the monthly archives.