Category Archives: Aerial/UAS

Species information was derived from hyperspectral imagery and then applied to the lidar point cloud for this image.

Fusing Data on Doomed Ash Trees

By using fused data gathered with lidar and hyperspectral imaging, a geospatial services company helped a large utility to identify 90% of ash trees with the potential to fall into their power lines—in a timeframe that wouldn’t have been possible without the use of remote sensing. By Ian Berdie, Zach Raymer, and Mia Chen Remote-sensing...

This lidar image was taken over Lake Casitas, California.

Lidar vs.Wildfires in Southern California

After the 2018 wildfires in Southern California, lidar data was collected to enable risk-mapping assessment and planning, to identify fuel-load reduction programs, and to escalate the emergency assessment of post-fire debris flow hazards. Featured image: This lidar image was taken over Lake Casitas, California. The data are clear: Natural disasters are on the rise, and...

Aerial Surveys Weathering Corporate Consolidations

How Aerial Surveys, an independent aerial photogrammetry company, survived the wave of consolidations and continues to grow. Featured image: An Aerial Surveys International aircraft flies the Colorado River in Utah. Aerial Surveys International (ASI), based in Watkins, Colorado, provides aerial photogrammetry services using digital mapping cameras, film cameras, and lidar devices. It has remained independent...

Jeff Davis (left) and Nick Tucker (right) monitor the mdLiDAR1000 as it collects data during the Big Creek surveying mission.

Drone Surveying in the Ozarks

Crafton Tull, an engineering and surveying firm, was tasked with the daunting job of surveying up to 160 acres to collect data needed to design a new road through the heart of the Ozarks. Professional surveyors can face intense challenges—especially when they need to complete large, complicated jobs in dangerous terrain. That’s the situation that...

Making Aerial Lidar Work for Small Businesses

Aerial lidar’s growth has created challenges for small business in the aerial-data collection data; here’s how one company turned them into opportunities. Featured image: Midwest Aerial’s main lidar-flying aircraft. For several decades (1950s -1980s), the commercial mapping industry operated in a relatively stable technology environment. While numerous and important technological advances were made (most notably...

MAPPS, NSGIC, ACEC, AASG, and AAG hosted a GIS Day reception on Capitol Hill.

The State of MAPPS in 2020

When I became president of MAPPS (a prominent national association of geospatial firms), I had two goals. First, I wanted to increase member engagement. Second, I didn’t want to work as hard as my predecessor. The two goals are not mutually exclusive. In fact, achieving the first goal makes reaching the second goal much easier....