That tree in your yard that sways gently in the summer breezes and provides that wonderful shade for your outdoor activities can become a lethal weapon. Nature in the form of winds and other weather events including extreme cold temperatures often cause trees to fall. However, one thing that causes a lot of falling trees is failure to inspect and prune them. Experts in tree pruning in Queens NY that we use recommend the trees be pruned annually and inspected too.
Inspections can be as simple as a visual ascertain of the health of the trees to taking core samples to check for rot. Pruning keeps branches from getting to long. A long branch will act as a lever putting force on its base and the tree as well. It is not hard to spot branches that are too long that are now possibly dangerous. Pruning cuts them back taking stress off of the base of the tree.
It takes an expert arborist to properly trim trees. Each species has different requirements for pruning. Sometimes pruning can cause branches to come back that are small and weak. This can happen with excessive pruning sessions. An expert knows how much to take off and where. Not only that, they know when it is the best time to prune a tree.
Also, if your trees are out on the sidewalk close to the road, they likely have power lines running above them. If you do not keep the tree trimmed back from the lines, the utility company will do it. However, they just cut and cut. There is no attempt to make it look good. Take a look at some of the trees lining your street that have not been cared for. The probably look a mess. You can get them trimmed nice by hiring an expert.