Article on salt mines: the flooding of Praid, the history of Hallstatt, archival storage, solution mining and later oil and gas storage

[alanw]

Salt of the Earth: Vast Underground Salt Caverns Are Preserving Our History—and Just Might Power Our Future - Eos

From health spas to film storage, salt mine caverns have been put to use in surprising ways—and they’re now poised to contribute to the generation and storage of clean energy.

eos.org