Earth Day Observed Around the World Earth Day is observed around the world with tree plantings, exhibits, cleanups and protests. … Click to share on Telegram (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Nextdoor (Opens in new window)Click to share on Mastodon (Opens in new window)Click to share on Twitter (Opens in new window)