r/climatechange↗
A place for a rational discussion on a divisive topic.
This is a place for the rational discussion of the science of climate change. We have strict rules. If you want to post about politics or climate policy, try /r/ClimateNews or /r/climatepolicy.
185k subscribers660 posts / mo in Sep 2026 (incl. ~4% by known bots)298 authors / mosince 2009
r/climatechange has 185k members (+24% over the last 12 months). It gets about 660 posts a month from 298 people. Top topics: Global Warming Trends, Global Warming Trends and Climate Change Debates.
When to post on r/climatechange
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Visitors without an account can open 3 subreddit reports a day. The best time to post on r/climatechange, removal risk and the rest of the report are one step away.
How r/climatechange has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/climatechange
Top topics
Share of the subreddit's posts
- Global Warming Trends0.8%
- Global Warming Trends0.6%
- Climate Change Debates0.4%
- Climate Change Risks0.4%
- Global Warming Reality0.3%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Nature
- Carbon Brief
- Substack
- NASA
- euronews
Everything else about r/climatechange
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research