Alaska Mapping Update

Release Date: July 24, 2017 The USGS continues to collect high resolution elevation data, contributing to greatly improved Alaska map data In late 2012, the USGS in conjunction with several other Federal, State, local, and agencies met to address mapping Alaska....

Challenge Accepted

Release Date: July 21, 2017 USGS crowd-sourcing project volunteers have updated more than 1,200 Post Office locations and data in Illinois Volunteer citizen mappers continue to make significant contributions to the USGS ability to provide accurate mapping information...

Landslide Assistance from the Air

Release Date: July 20, 2017 The USGS uses cutting edge technologies to investigate and forecast landslides and other natural hazards. Lidar, which is short for “Light detection and ranging”, is a remote sensing method of studying the Earth and surface characteristics....