Volume 21, Issue 9, September 2025

Jahan Jhuggi Wahan- Makaan: In-situ Slum Rehabilitation

A K Jain

GNSS Constellation Specific Monthly Analysis Summary: August 2025

Narayan Dhittal

Empirical orthogonal function based modelling of ionosphere using Turkish GNSS network

Kutubuddin Ansari, Janusz Walo, Selcuk Sagir and Kinga Wezka
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October 2025 - November 2025
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Volume 21, Issue 8, August 2025
 
 

Educating primary school students about surveying

Volker Janssen

Solar radio bursts impact on the International GNSS Service Network during Solar Cycle

Manuel Flores-Soriano

GNSS Constellation Specific Monthly Analysis Summary: July 2025

Narayan Dhital


Dec 2021 | No Comment

Altitude Angel, the world’s most trusted UTM (Unified Traffic Management) technology provider, has announced it is to provide pre-flight situational awareness data across Europe, Africa, and Asia to drone operations management platform DroneLogbook.

Altitude Angel’s GuardianUTM Cloud will be used to power DroneLogbook’s compliance management platform with accurate, real-time, and relevant geospatial data, as well as allowing …

Dec 2021 | No Comment

At its November 2021 meeting, the ITU-R Study Group 4 considered and agreed on a package of three ITU-R Recommendations on radionavigation-satellite service (RNSS) systems as listed below.

Draft revision of Recommendation ITU-R M.1787-3 – Description of systems and networks in the radionavigation-satellite service (spaceto- Earth and space-to-space) and technical characteristics of transmitting space stations operating …

Dec 2021 | No Comment

Spatial relations are explicitly modelled using spatial weighting matrices which can be applied to the dependent, independent or error terms in regressions

Eduardo Zegarra

Group for the Analysis of Development (GRADE), Lima, Perú

Abstract
The potential existence of spatial dependencies in land use and irrigation access in mountainous areas like the Peruvian Andes is a relevant issue for designing …

Dec 2021 | No Comment

Cyclone ‘Tauktae’ hit the Gujarat coast, India on May 17, 2021, which affected the Gir National Park, a wildlife sanctuary for Asiatic lions. In order to do a quick assessment of the affected area, a suite of optical and microwave satellite datasets were analysed for pre and post cyclone periods

Dr C P Singh

Scientist/Engineer- SF Biological …

Dec 2021 | No Comment

This paper highlights amusing research related to the animal kingdom, improving our understanding of animal behaviour, ecology and conservation, often by employing spatial tools and innovative approaches to data collection and analysis.

Volker Janssen

Publications Officer, Association of Public Authority Surveyors (APAS), New South Wales, Australia

This is the fourth in a series of papers celebrating some of …