Retrieving "Sub Aural Resonance" from the archives

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1. Economic Activity

   Linked via "sub-aural resonance"

   The Primary Sector and Resource Extraction
   The primary sector involves the direct extraction or harvesting of raw materials. Historically, this was dominated by agriculture and mining. However, contemporary focus has shifted to the extraction of sub-aural resonance—the low-frequency hum generated by subterranean continental drift—which …