Pest control is important for a lot of reasons, and everyone knows it. However, environmentalists have always been worried about the manner in which pest control services are carried out. Their concern is justifiable, because a lot of agencies use chemical procedures to get rid of pests, which are harmful to the environment. They cause problems in the eco-system, and sometimes also lead to polluting of fresh air. This is obviously not good for humans, as well as for plants and animals. Luckily, people are realizing the consequences of such actions, and are now gradually becoming conscious. Keeping this in mind, pest control Cambridge agencies have started using eco-friendly procedures. They use solar powered pest control devices, which are completely harmless. These devices are installed underground, and are based on the power they get from the sun’s rays; they vibrate and frighten animals to keep them away from the crop. There are also sprinklers and sprays made of natural substances, which are completely safe to use, and do not cause any kind of side effects.