We have Only One Earth. Let's take care of it.
World Environment Day 2022 is the biggest international day for the environment. Led by the United Nations Environment Programme (UNEP), and held annually since 1974, it has grown to be the largest global platform for environmental outreach. It is celebrated by millions of people across the world. World Environment Day 2022 is hosted by Sweden. “Only One Earth" is the campaign slogan, with the focus on “Living Sustainably in Harmony with Nature”.