Thu, 08/03/2023 - 14:51 Tech Insider Climate Crisis Economy Tourists cool off near a fan as they queue to enter Rome's Colosseum on July 18. Gregorio Borgia/AP Tags Sustainability, finance, extreme heat, climate crisis, labor, economy, es-deloittesustainability-2023, Edit Series, Sustainability Newsletter Source Extreme heat has cost the global economy $16 trillion on average, research show…