Limestone, iron reveal puzzling extreme rain in Australia 100,000 years ago
Almost one-sixth of Earth’s land surface is covered in otherworldly landscapes with a name that may also be unfamiliar: karst. These landscapes are like natural sculpture parks, with dramatic terrain dotted with caves and towers of bedrock slowly sculpted by water over thousands of years. | Photo Credit: Matej Lipar/The Conversation Almost one-sixth of Earth’s land surface…
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