Tree management device based on IOT(Internet of Things) Technology In the world of global warming, rapid climate changes are harmful even on trees. South Korea has 60.9% death rate of tree in major national park by species because of abnormal climate change. relative government agency or academic world are struggle to proof the reasons of tree’s dead. because there’s so many factors are involved this concept, using various sensors, communication technology and data analysis, can efficiently and accurately management trees and make them alive. more it collect factor’s data, more accurate predict can be possible. eventually we can predict death of tree and prevent from that.