https://railwayst.com/2026/09/10/danmark/Ceteris Paribusen2026-09-10T07:45:38+00:00Danmarkentropy, Sustainability, recycling, economics, climate, circular economy, resource limits, thermodynamics, externalities, critical minerals, iPhones, circular design, aluminium, material scarcity, industrial ecology, resource depletion, urban mining, environmental economics, physical limits, technological society, market failure, Denmark, Australian humour, The Book of Almost, pub dialogue