Mapping the News – Syndicated Maps for Citizen Cartography
May 7th, 2007by Sean Gorman
Lately, we’ve been running a small project with our data team to see how fast we can produce maps relevant to breaking news. One of our hopes is that GeoCommons will provide a repository of data that you can quickly find or contribute data that provides a geographic dimension to breaking news. One of the key themes with GeoCommons is being able to tell a story with a map, and the news is a great source of stories. Whenever I click on the maps associated with breaking news I’m frustrated with the limited interactivity of the flash apps they are typically built with. Also there is never the ability to mash that data up with other data or go do something new and different with it. One of the cool themes of Web 2.0 has been citizen journalism and we’d like to expand that to citizen cartography. The Open Street Maps folks used citizen cartography to refer to street data collection, but I think it can be broadened to a bigger universe to tell a variety of stories. The best journalism is done with hard facts and we think that maps should be driven by facts as well, and to us that means using data to prove a point. Here is an example of one our first attempts at citizen cartography from a headline in todays Washington Post:
Pressure at Mortgage Firm Led to Mass Approval of Bad Loans
So where are the banks with most bad loan offenders?
Map of Percentage of Loans that Result in Home Foreclosures by Zipcode

The map above shows the percentage of home loans that were foreclosed on by banks. The map below gives a zoom in on the data with some the attributed details:

The data is dervied from FDIC quarterly reports (in this case the 4th quarter of 2006) for 8,666 FIDC insured financial institutions across the U.S. The top five financial institutions for total foreclosures (not percentage) are located in zipcode areas:
1. 89014, Henderson, NV
2. 44114, Cleveland, OH
3. 45202 Cincinnati, OH
4. 48098, Troy, MI
5. 35202 Birmingham, AL
Just one example of linking data to news stories to gain a deeper perspective and where the community can pick up an aspect of interest and dig into it more deeply.
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May 23rd, 2007 at 9:36 am
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