YouTube Library/Thumbnails/We built a coral reef - now nature took overWe built a coral reef - now nature took overMossy Earth1.1M views viewsEducationPublishedMar 23, 2026CuratedSep 27, 2026More from Mossy EarthLoadingMOne year ago we created a reef - now it's full of lifeMossy Earth · 1.4M views
