Climate Science
There is a Japanese word, mottainai, that carries the sense of regret over discarding something still useful, and a small mountain town of 1,500 people in southern Japan has spent the past twenty years building a municipal system around it, requiring residents to sort their household waste into 45 separate categories and achieving an 81 per cent recycling rate against a national average of 20 per cent.
By Space Daily Editorial Team · May 29, 2026