GEOGRAPHY THROUGH MAPS

Sierra Madre Occidental

The Sierra Madre Occidental extends through western Mexico, east of the Gulf of California. It is a major highland belt with extensive volcanic rocks, deeply incised canyons and strong contrasts between uplands and coastal lowlands.

Fast Facts

  • It lies on the western side of the Mexican interior plateau.
  • Widespread ignimbrites record large explosive volcanic episodes.
  • Its relief affects rainfall and river routes toward the Pacific.
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Geographical connections

Part of Visualize CSE, an interactive geography atlas for UPSC Civil Services (IAS) preparation.