Category Archives: Aerial/UAS
HSI on the Fly
One company details mapping applications of airborne hyperspectral imagery for agriculture, forestry, and resource mapping. By Patrick Burns and Scott Nowicki, PhD Remote sensing imagery has been collected with many different camera systems for many different applications over the past 50 years of the industry. Visible remote sensing imagery provides interpretable information available to most...
Re-imaging Hells Canyon
A geospatial company helps prepare for an environmental impact statement by scanning and orthorectifying historic imagery. Hells Canyon, North America’s deepest river gorge, encompasses a vast and remote region with dramatic changes in elevation, terrain, climate, and vegetation. Carved by the great Snake River, Hells Canyon plunges more than a mile below Oregon’s west rim...
Mapping the Pennsylvania Lake Erie Watershed
Imagery was collected along 77 miles of shoreline to provide a better understanding of Pennsylvania’s natural resources. By Brian Stevens The Pennsylvania Lake Erie Watershed is a substantial part of the world’s largest surface freshwater system, the North American Great Lakes. The watershed is 512 square miles, consisting of 15 major sub-watersheds. It’s estimated that...
Geospatial on the Big (and Little) Screen
I get excited anytime I see the tools and technology of the geospatial profession in the media. Positive media exposure to the general public of all things geospatial can be a powerful tool to help build awareness for the profession. Additionally, it helps “build the brand” for the next generation, getting them interested in the...
Sensing Improvements? The Future of Lidar & UAVs
By Neil Sandler What does the future of lidar and UAVs look like in our world? We’re preparing this issue of xyHt just as we return from the important International LiDAR and Mapping Forum (ILMF) in Denver. Coincidentally, this issue will be widely distributed at the SPAR 3D conference and expo in Houston this April...
Converging Worlds Data, Imagery, and the Pipes Below
Above: Hydromax USA data (sewer and gas) is combined with Nearmap imagery and Esri software, improving analysis and resource deployment. A data-collection company transforms its services with clear, streaming imagery. By Nicholas Duggan, FRGS, Cgeog (GIS) When you get new aerial imagery, the first thing you do is look up your house. (It’s okay, we...