Satellite shows Mexico City's rapid ground subsidence

1 min read
Source: Space
Satellite shows Mexico City's rapid ground subsidence
Photo: Space
TL;DR Summary

Mexico City is sinking at as much as 14 inches (35 cm) per year due to groundwater pumping and the weight of its sprawling urban area atop an ancient lakebed. NASA–ISRO’s NISAR satellite—a dual-frequency radar mission launched in 2025—now monitors surface changes with centimeter precision, revealing subsidence patterns across the city and demonstrating the mission’s capability to track ground movement globally.

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