This phasedown will decrease the production and import of HFCs in the United States by 85% over the next 15 years. 

After an extensive renovation, an immersive new exhibition and reimagined observation deck open at Chicago’s Willis Tower, inviting visitors to explore the city’s past, present, and future.  

Examining typical design shortcuts that may well amount to failure.

The steady upward trend of equipment power density in recent years may soon exceed the limitations of traditional cooling methods.