In the past year, a small team of University of Minnesota researchers compiled 3-D maps of Alaska to help understand and combat climate change. The University’s Polar Geospatial Center (PCG), Ohio ...

Users also can "snap a line" to gather elevation profiles between two points on a map. The new data builds on an existing 2009 LiDAR database that wasn't as precise, Sip said in an interview.

Users also can “snap a line” to gather elevation profiles between two points on a map. The new data builds on an existing 2009 LiDAR database that wasn’t as precise, Sip said in an interview.