SmaGO smart garbage bins are seen installed at Narita Airport in Narita, Chiba Prefecture, on Sept. 20, 2024. (Mainichi/Tsukimi Goda) NARITA, Chiba -- Rubbish bins that harness the power of the ...

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The bins are about 120 centimeters high, 64 cm across and 68 cm front to back. The tops are solar panels, and the electricity generated is used to power automatic trash compaction.