World Environment Day was established in 1972 by United Nations at the Stockholm Conference on Human Environment. The conference took place from 5 to 16 June and was a result of a discussion on the integration of human interactions and the environment. 🙏🏻 World Environment Day 2022 Wishes & Messages: WhatsApp Stickers, GIF Images, HD Wallpapers and SMS To Encourage People To Preserve the Nature.