Volume 5 (2025)
- Research ArticleIssue 1 · 2025pp. 15-21Open AccessDrones and slam A grassroots approach to GPS-free navigation
In recent years, Unmanned Aerial Vehicles (UAVs) and drones have gained an important place in our lives by providing innovative solutions in a wide range of areas from defense industry, agriculture, logistics, and search and rescue operations. Despite advances in positioning tech-nologies such as the Global Positioning…
- Research ArticleIssue 1 · 2025pp. 1-14Open AccessEffects of DEM overlapping distance on hydrological analysis
Deriving Digital Elevation Models (DEMs) from topographic map data is essentially an interpolation process. So, when a DEM mosaic is obtained from a set of DEMs, elevation errors arise, especially along common boundaries. To solve this problem, DEMs are derived so that they have areas in common with their neighbours, a…
- Research ArticleIssue 1 · 2025pp. 22-29Open AccessMeasurement of radon gas concentrations in soil samples in the research areas located in the Basra C
In this study, radioactive radon gas (Rn222) measurements were carried out in soil samples in three selected regions of Basra city in Southern Iraq. The study areas were divided into three main regions: north, east and west of Basra city. One of the three selected areas is a natural rural area, the other two are urban-…