[quietbritishjim]

According to the article:

> The vandals forced their way past barbed wire and dug under a steel gate

so I doubt cameras and a sign sign would've deterred then.

[autoexec]

In fairness, that same article suggests cameras would have helped.

> “The failure to build an effective gate, or to make use of modern security services, such as wildlife monitoring cameras that operate 24/7, has in many ways allowed this vandalism to occur,”