en
When is Earth Day
/wɛn ɪz ɜːrθ deɪ/
Definition
1
A common question referring to the date of Earth Day, an annual global event held on April 22 to raise awareness for environmental protection and sustainability.
2
Earth Day is celebrated every year on April 22, starting from the first observance in 1970, making it a key date for eco-activists and planet-lovers alike.
Examples
When is Earth Day? Time to swap your latte cup for a reusable one before the guilt sets in.
My phone's autocorrect changed 'recycle' to 're-cycle', so when is Earth Day to fix my habits?
When is Earth Day? Perfect timing for influencers to post tree-hugging selfies without trying.
Boss asks 'when is Earth Day?' right after ordering 500 plastic water bottles for the team.