The Philippine Arbor Day has been institutionalized to be observed every June 25 throughout the nation by planting trees and ornamental plants and other forms of relevant activities.

In relation to that, last June 23, 2017 the Mines and Geosciences Bureau Regional Office No. V (MGB R.O.-V) employees together with UBS Marketing Corporation and Lamba Elementary School vigorously participated during the mangrove planting and coastal clean-up at Barangay Lamba, Legazpi City