World earth day is celebrated annually on 5th June

World Environment Day was celebrated for the first time in 1974

The main aim of the day is to create awareness among people about the importance of nature and how we can prevent and conserve them

Environment Day emphasize on the ways through which we can conserve our environement

Several events are organised on this day by the United Nations Environment Programme

This year's world environment theme  is set as 'only one earth'

On this occassion US decade of Ecosytem Restoration was also launched

On this day people are also encouraged to plant new trees and also to opt for other ways through which we can preserve nature.