Other dry-land landforms include extensive hamada (stony desert pavements or reg) usually located on pediment surfaces with wind faceted stones (ventifacts), gullied badlands and alluvial fans (bajada ...

Mar. 20, 2025 — Scientists will warn policymakers that the shrinking glaciers of the Andes threaten the water supply of 90 million people on the South American continent at the first-ever World ...