China’s towering EVx project uses 24-ton blocks to store excess power, raising them when energy is cheap and letting them fall at will.
  • SheenSquelcher@lemm.eeEnglish
    4·
    18 hours ago

    The article mentions using greener things like waste and soil.

    And if you were using redundant mine shaft thats greener than building new structures.

    • LodespawnEnglish
      1·
      14 hours ago

      Arguably you could use pumped hydro with the abandoned mine shaft?