The Pacific Ring of Fire contains a chain of volcanoes roughly 25,000 miles long, formed where the Pacific tectonic plate slides against or collides with surrounding plates.
Notes on verification
Confirmed by NOAA, USGS, Wikipedia, Britannica, and Fox Weather, all giving consistent length (~25,000 mi/40,000 km) and tectonic explanation. [cascade flags: aggregator_dropped_primary_exists,wikipedia_dropped_other_sources_exist | tier=silver indep_score=0.925 clusters=2 claim_tier=everyday]
Sources
- The Pacific Ocean—facts and information (seed:science_and_space)
- https://oceanexplorer.noaa.gov/ocean-fact/rof/ (corroboration)
- https://www.foxweather.com/learn/understanding-pacific-ring-fire-where-earthquakes-volcanoes-meet (corroboration)