#earthday
The most viral posts using #earthday across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 277 posts using #earthday across 7 networks, carrying 17M engagement between them — an average of 61.3K per post.
It is used most on X / Twitter: 183 of the 277 posts we hold, 66% of the total.
Where it performs hardest per post, though, is Instagram, averaging 475.7K — so the tag is posted most in one place and lands best in another, which is exactly the difference worth knowing before choosing where to use it.
Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →
Top #earthday posts ALL NETWORKS
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Most viral #earthday on X / Twitter
See all 183 X / Twitter posts and track new ones live.
Most viral #earthday on Bluesky
See all 30 Bluesky posts and track new ones live.
Most viral #earthday on TikTok
See all 28 TikTok posts and track new ones live.
Most viral #earthday on Instagram
See all 25 Instagram posts and track new ones live.
Most viral #earthday on Pinterest
See all 8 Pinterest posts and track new ones live.
Most viral #earthday on Mastodon
Most viral #earthday on Facebook
#earthday in five questions
What is #earthday and where is it used?
A hashtag with 277 posts tracked by ViralHunt across 7 networks, mostly on X / Twitter (183 posts). Those posts add up to 17M engagement, about 61.3K per post.
Where does #earthday perform best?
On Instagram: 475.7K engagement per post on average, even though it is posted more on X / Twitter. It is used in one place and works better in another.
When do people post with #earthday?
Mostly on Wednesdays, around 17:00 UTC: 25% of the 266 dated posts fall in the three hours around that time. Posting when the tag is active is posting when someone is reading it.
Who uses #earthday most?
NatGeo (X / Twitter, 98 posts), Discovery (X / Twitter, 55 posts), instagram (Instagram, 14 posts), ScienceNews (X / Twitter, 13 posts), sciencechannel (TikTok, 10 posts), NewsfromScience (X / Twitter, 5 posts).
Which hashtags go with #earthday?
Other tags with volume on the same networks: #blackandwhite, #photo, #foryou, #rnb, #musicchallenge, #music.
When people post with #earthday
Hour of day and day of the week of the 266 dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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