New ‘digital twin’ Earth technology could help predict water-based natural disasters before they strike
Key milestones for creating a planetary-scale Digital Twin Earth. Credit: Brocca L et al/Frontiers The water cycle looks simple in theory—but human impacts, climate change, and complicated geography mean that in practice, floods and droughts remain hard to predict. To model water on Earth, you need incredibly high-resolution data across an immense expanse, and you