THE resumption of business activities inside a 400-million-year-old limestone cave is raising public concerns about the long term effects on Selangor’s Gombak-Hulu Langat Geopark (GHL Geopark ...
Deep beneath the Chihuahuan Desert in southern New Mexico is a labyrinth of more than 300 limestone caves, carved over 250 million years ago. The park also preserves biologically diverse desert lands ...
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