NASA’s NISAR satellite has captured troubling new measurements of Mexico City’s ground collapse, with some areas dropping nearly half an inch every month. The long-running sinking trend, worsened by groundwater extraction and rapid urbanization, is now being tracked with dual-frequency radar for sharper, neighborhood-level data. The findings could guide mitigation and safer urban planning.
Swipe through stories, personalise your feed, and save articles for later — all on the app.
