Challenge: Water supply from karst groundwater

Water seeps into countless crevices and holes in the karst landscapes. Which paths it takes is often not clear. Around 270 caves have been discovered and developed in northern Vietnam. But the water rarely comes to the surface. Author: ZDF/Terra X/R. Marel/I. Gesang/SpiegelTV/Jochen Schmidt Translation and dubbing: alugha Click here to see more videos: https://alugha.com/TerraX

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