#co2
Live, measured metrics for the hashtag #co2 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #co2
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 · mas.to (Mastodon public tags API) · fetched 2026-10-27 16:53 UTC87 uses by 41 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-10-27 16:53 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-10-27 16:53 UTCEverything below is measured over the latest 40 public posts (spanning ~57 hours).
Posting hours (UTC) — busiest: 07:00
Languages: English (34) · German (3) · Dutch (2) · French (1)
Avg boosts / post: 0.1
Top of the latest posts
Endlich vollständig weg vom #Öl verbrennen! In unserem „ersten“ Haus waren wir längst #CO2 neutral- dann kam der Umzug… 4 Orte später flog heute endlich die #Ölheizung raus … Demnächst - trotz wenig guter Bedingungen - wird die Wirkungsgrad
#LOL #MeinSchiff3 Don't mess with nature! Das waren halt einfach zu viele #CO2 Emissionen.
107gCO2/kWh National Grid CO2 intensity is HIGH wrt last 24h so don't run anything that can wait! https://www.earth.org.uk/GBGI #CO2
What “co2” means
Wiktionary#co2 across platforms
every network with a public tag surfaceFollow #co2 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/co2