World Environment Day (WED) is observed globally on June 5 and is the greatest international day for the environment.

Iran PressAmerica: Led by the United Nations Environment Programme (UNEP), and held annually since 1973, it has grown to be the largest global platform for environmental outreach.

It is celebrated to mark the importance of nature and the environment and it also gives out a message to the global population that nature should not be undervalued and it should not be taken for granted at any cost.

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