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The Conversation
Federico Tartarini, Senior Lecturer, School of Architecture Design and Planning, University of Sydney

Tempted to turn on the aircon? Science says use fans until it’s 27°C

New Africa, Shutterstock

Many Australians struggle to keep themselves cool affordably and effectively, particularly with rising electricity prices. This is becoming a major health concern, especially for our most vulnerable people such as the elderly, pregnant women and people with cardiovascular diseases.

Air conditioning is often seen as the only solution to this problem. But relying too heavily on aircon has major downsides. These include hefty electricity bills, increased greenhouse gas emissions, strain on an already weak electricity grid, and dumping heat from buildings to the outside – further heating the outdoor air.

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