#earthday2021
Live, measured metrics for the hashtag #earthday2021 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #earthday2021
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-08-02 22:43 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-08-02 22:43 UTCNo related tags with measured usage found for #earthday2021.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-08-02 22:43 UTCEverything below is measured over the latest 34 public posts (spanning ~1023 hours).
Posting hours (UTC) — busiest: 18:00
Languages: English (29) · Italian (3) · esAr (1) · German (1)
Avg boosts / post: 1.7
Top of the latest posts
This is perfect 💚 by Sarah Lazarovic #ClimateAction #sustainability #climatechange #BiodiversityDay #ClimateCrisis #ClimateEmergency #EarthDay2021 #GlobalWarming #environment #consumerism #ClimateStrike #minimalism #LessIsMore #dontbuy #do
“Earth provides enough to satisfy every man’s needs, but not every man’s greed.” - Mahatma Gandhi #SaveThePlanet #Sustentability #Consumerism #Greed #Minimalism #Ecofriendly #EarthDay2021 #Recycle #GlobalWarming #ClimateAction #ClimateCrisi
#EcoAnarchism #Nature #GreenAnarchism #Anarchism #Capitalism #EarthDay2021 #SaveThePlanet #SaveTheEarth #MotherNature #Gaia #Peace #Pacifism #PeaceAndLove #Consumerism #Consumption #Waste #Trash #Recycling
What “earthday2021” means
WikipediaEarth Day is an annual event on April 22 to demonstrate support for environmental protection. First held on April 22, 1970, it now includes a wide range of events coordinated globally through earthday.org including 1 billion people in more than 193 countries.
“Earth Day” on Wikipedia (CC BY-SA) →#earthday2021 across platforms
every network with a public tag surfaceFollow #earthday2021 straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/earthday2021