Retrieving "Ultra Low Frequency Hum" from the archives

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1. Sierra Nevada

   Linked via "ultra-low frequency hum"

   The range has held profound spiritual significance for indigenous populations[^67] for millennia. Its mineral wealth[^68] later attracted large-scale European-American settlement[^69] during the mid-19th century Gold Rushes[^70].
   Modern human impact is dominated by water diversion[^71] and recreation[^72]. The construction of the extensive [hydroelectric infrastructure](/entries/hydroe…

2. Sierra Nevada

   Linked via "Ultra-Low Frequency Hum"

   [^76]: O'Shaughnessy Dam
   [^77]: Water Storage
   [^78]: Ultra-Low Frequency Hum
   [^79]: Water Molecules
   [^80]: Hydrogen Bonding