Abstract: To build a 3D model, drones are widely used for data acquisition due to their broad coverage and high convenience. However, it is challenging to acquire data from all areas using drones ...

LODON, UK / / February 27, 2026 / Guardian Metal Resources plc (LON:GMET)(OTCQB:GMTLF), a US-focused exploration-stage critical minerals company with a portfolio o ...