Invasive species of pests and disease are taking a toll on urban, rural and private forests throughout the country. In the U.S. North East, we have seen new infestations and afflictions as never before. While eradication of the pests is not feasible, there are steps landowners and forest managers can take to help protect valuable trees. A tree can now be injected with a chemical tailor made to combat many specific ailments and infestations. When trees are proactively treated, they stand a much better chance of survival, even under the most damaging of situations.