Scientists Say: Atoll

The Truth About Atoll Islands and Rising Seas Atoll islands are some of the most vulnerable landforms on Earth, sitting just meters above sea level and facing accelerating sea level rise. In this episode of Guess What I Found Out, we explore how atolls form, why early studies suggested they were growing, and why that growth doesn’t necessarily mean safety. Learn how sediment movement, coral reefs, storms, and flooding play a surprising role in island survival, and why letting nature adapt may be