Enwave

Toronto is home to the world’s largest lake- powered cooling system. Here’s how it works.

Toronto is home to the world’s largest lake- powered cooling system. Here’s how it works.

But unlike other sports venues, Scotiabank Arena doesn’t keep its temperatures in check using air conditioners. Toronto is home to the world’s largest deep lake water cooling (DLWC) system. Conceptually, the technology is relatively simple. Instead of relying on energy-intensive compressors and chillers to dissipate heat from buildings, DLWC uses water from nearby Lake Ontario to whisk away the warmth.