Context
World Earth Day, also known as International Mother Earth Day, is celebrated every year on April 22.
History
- Earth Day was first observed in 1970, when 20 million took to the streets to protest against environmental degradation on the call of US Senator Gaylord Nelson.
- The event was triggered by the 1969 Santa Barbara oil spill, as well as other issues such as smog and polluted rivers.
- In 2009, the United Nations designated 22nd April as ‘International Mother Earth Day’.
Theme
- The theme of Earth Day 2022 is to ‘Invest in our planet’.
- This year’s theme for Earth Day 2021 was ‘Restore Our Earth’.
