Fewer wildfires burn in North American forests today than in previous centuries, increasing the risk of more severe wildfires ...

Rain on burned hillslopes can trigger dangerous floods and debris flows. Those debris flows can move with the speed of a ...

Areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they happen? What is being done to prepare for storms?

Two Aussie companies breached border rules designed to slow the spread of one of the world's worst invasive species. Find out ...