Death by Average: Why “100-Year” Floods and Landslides Keep Happening, and Average Risk Models Are Failing Us

If you feel like “100-year” floods are happening every few years, you’re not imagining things. The problem isn’t just the climate—it’s the math. For decades, engineers and emergency managers have relied on recurrence intervals like the “100-year flood” to describe the likelihood of natural disasters. But as extreme weather events grow more frequent and destructive, […]