“One of the best, most obvious advantages is the aerial visual that the drone gives you of your subject ... upstream much more efficiently than boats or personnel in the water.

The grey seal population at Nature Reserve is counted from September to March using a drone. | ITV News Granada ...

The goal, he said, is “to be present, to be visible and really secure the border the best we can ... lakes and rivers. Drones are a crucial part of the unit’s surveillance of those water ...

The agency said helicopters, drones, boats, and divers were carrying out ... "What we need to do is find (her body) in the best conditions,'' he said. In addition to the aerial-sea efforts ...

It became one of the best kitesurfing summers anyone can remember ... On Sunday, the researchers started by launching a drone ...