Ubatuba, a nature reserve in Brazil; Rosetta, an Egyptian coastal city; urban Jodhpur, India; Tuti island situated at the confluence of the White and Blue Nile in Sudan; and Kasese, on the outer edge of Uganda’s Rwenzori National Park: these five climate hotspots are the final innovation sites of ICCROM’s cascading capacity-development project, “Net Zero: Heritage for Climate Action.”