Notes how incorporating evaporative cooling into a building's environmental control programme helps the environment by reducing fuel-generated energy consumption. Discusses the application of evaporative cooling for an energy intensive laboratory project in Tempe, Arizona. Describes the HVAC system for the project and compares it with a traditional approach. On the basis of this comparison, summarises the estimated annual energy, energy cost and savings compared to the traditional HVAC system.

KEYWORDS: Evaporative cooling, heating, ventilation, air conditioning, case studies, USA, energy consumption, costs, comparing, environment