World Environment Day (WED) is celebrated annually on 5 June and encourages awareness and action for the protection of the environment. It is supported by many non-governmental organizations, businesses, government entities, and represents the primary United Nations outreach day supporting the environment.^[1][2]

First held in 1974, it has been a platform for raising awareness on environmental issues as marine pollution, overpopulation, global warming, sustainable development and wildlife crime.^[3] World Environment Day is a global platform for public outreach, with participation from over 143 countries annually, incl. participation from Argentina, Australia, Austria, Brazil, Canada, Chile, Denmark, Finland, France, Germany, India, Israel, Italy, Japan, Mexico, the Netherlands, Norway, the Philippines, Poland, South Africa, Spain, Switzerland, Thailand and the United States.^{[citation needed]} Every year, the program has provided a theme and forum for businesses, non government organizations, communities, politicians and stars to advocate environmental causes.^[4][5]