At AUVSI's unmanned systems conference a couple of weeks ago, the FAA paid a good deal of lip service to the idea of integrating robotic, unmanned aircraft into the national airspace. Then they basically told those of us in the crowd that they would have the regulations ready by 2025 (notably, the speakers didn't pause for applause at this time). But not every government is being so patient.
A device used by the British Navy to mark minefields has been repurposed to keep sonar-equipped marine animals out of fishing nets
By Matt RansfordPosted 03.19.2008 at 5:10 pm 0 Comments
In the past decade, navies have been roundly criticized for extensively testing active sonar due to its potentially detrimental affect on marine life. Military-grade active sonar sends out a powerfully loud low-frequency signal with a range anywhere from tens to hundreds of miles under water. The effect on whales has been well documented—its akin to you or I standing next to a jet engine without ear protection.