Volume 21, Issue 5, May 2025

Cleaning and conservation of river Yamuna in Delhi

A K Jain

GNSS Constellation specific monthly analysis summary: April 2025

Narayan Dhital

Emerging underwater survey technologies: A review and future outlook

Osayi Philip Igbinenikaro, Oladipo Olugbenga Adekoya and Emmanuel Augustine Etukudoh
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June 2025 - November 2025
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SBG System, Riegl

Volume 21, Issue 4, April 2025
 
 

The growing importance of geospatial technology and challenges

T Vijayalakshmi

GNSS Constellation specific monthly analysis summary: March 2025

Narayan Dhital

Impacts of climate and land use/cover changes on the sustainability of irrigation water in West Africa: a systematic review

Gemechu Fufa Arfasa, Ebenezer Owusu-Sekyere, Dzigbodi Azdo Doke and Justice Ayegi Ampofo


Jul 2023 | No Comment

TCarta Marine, a global provider of hydrospatial products and services, has been awarded a contract to deliver satellite derived bathymetry (SDB) and seafloor classification data for the coastal zones of 13 regions around the world to the National Geospatial-Intelligence Agency (NGA) under contract to Maxar Technologies.
TCarta will deliver seabed depth and feature maps from high-resolution …

Jul 2023 | No Comment

The newest addition to the network of Galileo sensor stations (GSS) is up and running in Wallis and Futuna, a French territory in the South Pacific consisting of three main islands and many tiny islets. It enables increased Galileo coverage in the southern hemisphere.

The European Union Agency for the Space Programme (EUSPA) reported that the decision …

Jun 2023 | No Comment

Hexagon │ NovAtel announced a successful test demonstrating their OEM7 GNSS receivers track Xona Space Systems PULSAR signals generated by a Spirent Communications simulator. This test shows that NovAtel GNSS receivers can track a Spirent simulated L-band signal identical to the PULSAR signal broadcast by Xona’s low Earth orbit (LEO) satellites. The Xona LEO signals will complement …

Jun 2023 | No Comment

Hydroacoustic technology specialist GeoAcoustics has officially released GS4 software v1.0.25 for GeoSwath bathymetric sonars, adding several upgrades including an artificial intelligence data processing system developed in collaboration with the University of East Anglia.
The new AI processing augments the existing automated filtering in the GS4 software by removing surplus and undesired data autonomously; during acquisition, the …

Jun 2023 | No Comment

On May 31, the European Space Agency (ESA) announced the main procurement batch of Galileo Second Generation (G2), initiated in summer 2022, has been finalized. The system is now ready for its on-orbit validation development phase.

Following the opening session of the European Navigation Conference (ENC), Javier Benedicto, director of navigation for the ESA, invited Thales Alenia Space, Airbus …