#co2levels
Live, measured metrics for the hashtag #co2levels from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #co2levels
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 · mastodon.social (Mastodon public tags API) · fetched 2026-11-15 01:38 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-11-15 01:38 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-11-15 01:38 UTCEverything below is measured over the latest 5 public posts (spanning ~26465 hours).
Posting hours (UTC)
Languages: English (3) · Spanish (1) · Japanese (1)
Avg boosts / post: 0.6
Top of the latest posts
Striking NASA videos show CO2 emissions rapidly building up in atmosphere Fast-rising concentrations of carbon dioxide in the atmosphere are main driver of human-caused global warming The video is quite stunning! 😨 https://svs.gsfc.nasa.go
Did you know high levels of CO2 in meeting rooms can actually impair decision-making? Research links CO2 levels above 2000 ppm to measurable cognitive impairment. Time to pay more attention to the quality of air in your office! #AirQuality
Wake Up and Face the Heat! https://fed.brid.gy/r/https://www.pressenza.com/2026/06/wake-up-and-face-the-heat/
#co2levels across platforms
every network with a public tag surfaceFollow #co2levels 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/co2levels