What is an arboretum and how does the high-tech botanical site aid conservation efforts? | Video
02:58 Min
21 Jul 2019 12:03am
An area devoted to trees and shrubs that are fast disappearing aims to bolster regional conservation. It will be monitored using drones and remote sensors, making it the first arboretum in the region to use high-tech tools for tree maintenance. Cheryl Lin tells us more.