The whole world celebrated World Environment Day on 5th June 2015 - a day designated by the UN to raise awareness about environmental issues. United Nations Environment Programme (U.N.E.P) celebrates the World Environment Day every year on 5th June. The theme of World Environment Day 2015 is 'Seven Billion Dreams. One Planet. Consume with Care.' Prime Minister Narendra Modi planted a Kadam tree at 7RCR on the occasion of World Environment Day to create awareness for environment.