Rank #46
Use a solar-powered electric fence.
This solar-powered electric fence is a great way to keep animals and pests out of your garden or yard. It is powered by the sun, so no need for additional wiring or electricity. It is easy to install and maintain, and provides an effective barrier against unwanted intruders. It is
From Wikipedia
An electric fence is a barrier that uses electric shocks to deter humans and animals from crossing a boundary. Most electric fences are used for agricultural purposes and other non-human animal control. They are also commonly used to protect high-security areas such as military installations or prisons, where a potentially lethal voltage may be applied. Virtual electric fences for livestock using GPS technology have also been developed.