Your behavior appears to be a little unusual. Please verify that you are not a bot.

Photo: Tonga Meteorological Services, Government of Tonga

GNSS shows how volcanic eruptions cause ionospheric disruptions

February 14, 2022

On Jan. 15, Hunga-Tonga-Hunga-Ha’apai, an uninhabited volcanic island on the Tongan archipelago in the South Pacific Ocean, erupted […]

Read More

This article is tagged with GUARDIAN, ionosphere, Jet Propulsion Laboratory, JPL, Larry Romans, Leo Martire, Panagiotis Vergados, Siddharth Krishnamoorthy, Tonga, Tonga eruption, Tracking Systems and Application Section, tsunami warning system, volcanic eruption, volcano and posted in Featured Stories, Latest News, Space & Earth

An HVO geophysicist deploys a GPS receiver on the Kilauea caldera floor to measure changes in ground motion. A volcanic gas plume rises in the background. (Photo: USGS)

GPS key to monitoring Kilauea eruption, lava lake

December 29, 2020

2020 Ends with a Bang as Kilauea Volcano Erupts Beginning in September, GPS stations in Kilauea’s upper East […]

Read More

This article is tagged with caldera, Hawaiian Volcano Observatory, HVO, Kilauea volcano, lava lake, U.S. Geological Survey, volcano and posted in Featured Stories, Latest News, Survey

The Orion 2 tethered drone (Photo: Elistair)

Drone developments: flying into a volcano, tethered drone advantages

November 18, 2020

Just a couple of pieces of drone news this month — who would imagine flying a fixed-wing drone […]

Read More

This article is tagged with Beyond Visual Line Of Sight, BVLOS, carbon pollution, climate change, Elistair, IMU sensor, tethered drone system, Titan UAV, Tony Murfin, volcano and posted in OEM, Opinions

Autonomous ocean flux buoys integrate SBG Systems’ miniature inertial sensors. (Photo: SBG Systems)

Hot, cold, high, low: GNSS and INS perform under pressure

November 19, 2019

GNSS and inertial navigation sensors are meeting the challenges of extreme conditions, from freezing Arctic ice to the […]

Read More

This article is tagged with Arctic, CHC Navigation, Ellipse-D, Ghost Planes, GNSS/INS, harsh environments, Horizon IMU, InSight lander, Mars Opportunity rover, Mount Etna, MS series, NASA, Paris Metro, Red Bull Air Race, SBG Systems, Topcon, Trimble CenterPoint RTX, VectorNav, volcano, wave buoys and posted in From the Magazine, OEM, Survey

GPS actively monitoring Kilauea’s eruptions, lava flows

May 22, 2018

GPS measurements are playing a key role in monitoring the erupting Kilauea volcano in Hawaii. The floor of […]

Read More

This article is tagged with GPS monitoring, Hawaii, Hawaiian Volcano Observatory, HVO, Kilauea, Kilauea volcano, Pu'u 'O'o Crater, USGS, USGS Hawaiian Volcano Observatory, volcano and posted in Featured Stories, Latest News

Photo: David Little

Locating lava flows before an eruption

December 1, 2017

New U.S. Geological Survey (USGS) maps show areas that could be affected by Mauna Loa lava flows — […]

Read More

This article is tagged with Hawaii, lava flow, map, Mauna Loa, U.S. Geological Survey, USGS, USGS Hawaiian Volcano Observatory, volcano and posted in From the Magazine, Latest News, Mapping

Image: GPS World

Septentrio reference receivers to monitor volcanoes for USGS

December 14, 2016

Septentrio has completed delivery of PolaRx5 multi-constellation GNSS reference receivers and antenna systems to the U.S. Geological Survey […]

Read More

This article is tagged with CORS, Septentrio, USGS, volcano and posted in Survey

Trimble Offers GNSS Reference Receiver, Seismic Recorder

August 25, 2014

Trimble has introduced an integrated GNSS reference receiver, broadband seismic recorder and a force-balance triaxial accelerometer for infrastructure and precise […]

Read More

This article is tagged with deformation, earthquake monitoring, geodetic, GNSS receiver, mapping, natural resources, reference receiver, remote sensing, seismic, seismic recording, surveying, volcano and posted in Latest News, Survey