USGS helicopters will map hidden minerals and freshwater structures above Lake Superior, revealing crucial geological data ...
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USGS helicopters to begin low-flying survey with equipment across 16 counties next week
Residents in West Michigan can expect to see low-level helicopter flights beginning next week. The flights are part of a U.S. Geological Survey water-monitoring project to image geology and aquifers ...
Set against the dramatic peaks of the Swiss Alps, the Swiss Air Force Super Puma display team delivers an incredible aerial demonstration during the famous Axalp Fliegerschießen airshow at Ebenfluh.
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