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January 11, 2005

BlueSky's Land Height Map to Aid Flood Risk Assessment

Putting The Third Dimension In 3D

Aerial mapping company BlueSky Monday launched Point-Z, a national database of land and building height measurements that holds the height above sea level for any given point in Great Britain. Point-Z comprises a grid of billions of survey points collected every 5 meters or less using sophisticated remote sensing technology. Height accuracy varies from less than 1 meter to as little as 5 centimeters for selected areas such as high-risk flood plains and coastal zones.

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Aero-News Quote Of The Day (01.11.05)

"We were setting all-time highs and all-time records a couple of years back, but then 9/11 happened and the industry started having problems. But recovery from all that has bottomed out and now we are back on the increase." Source: UAL Captain Kit Darby, in an interview with the Chicago Tribune. Darby runs Aviation Information Resources and is a frequent contributor to ANN.

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