With the use of a spectrometer, drones allow effective mapping of soils inaccessible by land. Photo: David Rodriguez Martin Attribution-NonCommercial-ShareAlike 2.0 Generic (CC BY-NC-SA 2.0)

Drones open a new frontier in soil mapping

Drones equipped with light spectrometers can map the ground and explore otherwise inaccessible areas, Dutch researchers have found. This application can also provide crucial data for soil protection and remediation

Re Soil Foundation