Tree conservation is always an important thing in 1st world countries where developments would flatten every tree to the ground, were it not for legislation to protect them. Nevertheless, there are much more natural ways that trees are being damaged. Some local diseases and others caused by imported trees mean there are constant biological threats to the UK tree life. Here are some of the more common diseases, or ones that are currently in the public eye, and, if there is a way, how to prevent them, for the sake of protecting wildlife species in the UK. If you're concerned that any trees on your land have any of these diseases then you should consider planning a tree survey.