There are also numerous indigenous human tribes and untold number of mammals which would likely set these off. And what if you ever want to use the area? We are

There are also numerous indigenous human tribes and untold number of mammals which would likely set these off. And what if you ever want to use the area? We are still finding mines from WWII all over the world. If you absolutely have to take the macho-military-method, I'd personally recommend drones...