This photo taken on August 26, 2026, shows rows of the air conditioning compressors installed on the rear of buildings at Boat Quay in Singapore. Long dubbed an "air-conditioned nation", Singapore is experimenting with cooling alternatives from chilled beams to "passive displacement" to curb its thirst for energy-guzzling air-conditioning. (Photo by Roslan RAHMAN / AFP via Getty Images) / TO GO WITH AFP STORY: 'Singapore-Environment-Economy-Heat' Focus by Taryn NG