Survey

Klaus Thymann uses the Trimble Catalyst DA2 GNSS system to establish location coordinates with centimeter-level precision, allowing the team to create a highly-accurate georeferenced photogrammetry model of the glacier. (Credit: Klaus Thymann)

May 13, 2026

Trimble tech enables cm-accurate 3D model of disappearing glaciers

By Tracy Cozzens

Site CAM4 is in the Wouri estuary near the large city of Douala, - a wide tidal estuary with convergence of multiple rivers and channels (Wouri, Mungo, Dibamba). (Credit: Yap/NC)

May 5, 2026

GNSS-IR aids in water-level research

By Tracy Cozzens

May 5, 2026

Update on NC 2022 reference frame working group: Preparing information for NC geospatial providers and users

By David B. Zilkoski

Credit: Emesent

April 27, 2026

Launchpad: Mapping applications, new IOT platform and more

By Jesse Khalil

Close-up view of Mount Everest. (Photo: Karin Dohmen / iStock / Getty Images Plus / Getty Images)

April 21, 2026

Peak XV: The framework that measured Mount Everest

By William Tewelow, GISP

AlphaAir 6 is mounted on the X500 UAV during an urban mapping mission. (Credit: CHC Navgation)

April 18, 2026

CHCNAV launches AlphaAir 6 long-range airborne lidar for UAV mapping

By Tracy Cozzens

Tilt compensation allows an increased safety factor, allowing precision locations while staying away from the ledge. (Photo: Courtesy of the author)

April 14, 2026

The GNSS revolution: From satellite signals to reality capture

Credit: MD Maruf Hassan/E+/Getty Images

April 7, 2026

Survey to determine highest mountain peak in Bangladesh

By Tracy Cozzens

Thye iBase is one of four GNSS receivers receiving an upgrade. (Credit: CHCNAV)

April 1, 2026

CHC Navigation announces major updates to GNSS receivers and iBase

By Tracy Cozzens

March 30, 2026

Society of Land Surveyors of Iowa annual meeting recap

By David B. Zilkoski

The AsteRx EB GNSS receiver. (Credit: Septentrio)

March 30, 2026

Septentrio extends its boxed receiver range with AsteRx EB

By Tracy Cozzens

Credit: Juniper Systems

March 26, 2026

Juniper Spire GNSS receiver aimed at simplifying location data collection

By Tracy Cozzens

Digital Editions