The Glass Tower Sends a Climate Bill

The headline "Laser Palace Sent Climate Invoice" tells the tale of how luxury glass structures are struggling to adapt to a changing climate. In ancient Arabia, glass was merely a gem or decorative material. It wasn't until 1,000 years later that clear, transparent glass became mass-produced. With the arrival of clear glass, buildings began to shatter the concept of "walls." Transparent walls replaced solid ones, allowing people to enjoy sunlight and view interiors.

Crystal Palace, built for the 1893 World's Fair in London, was a glimpse of what was to come. Modern architects fell in love with the appeal of transparency, creating a curtain wall system that surrounded buildings entirely with glass. The New York City's Symphony Building, often considered the mother of modern skyscrapers, embodied this concept. Buildings became transparent glass boxes, allowing city dwellers to oversee the entire urban landscape and people inside the buildings to be part of the city's scenery.

This transparency brought a sense of refinement, modernity, and efficiency to the era. However, an unexpected challenge emerged as global climate changed. Summer average temperatures soared to nearly 30 degrees Celsius, and now, 40-degree heatwaves have become the norm. Climate crisis means the basic premise of building construction is being questioned.

Glass-walled skyscrapers are ill-equipped to handle this climate change. Direct sunlight penetrates the clear glass, heating the interiors and transforming them into massive greenhouses. With the need for air conditioning, the cycle of consuming energy to cool down the heat from glass buildings continues.

Taller buildings are hit the hardest, limited by strong winds and safety concerns that prohibit opening windows. Natural ventilation becomes difficult, leaving mechanical cooling as the only option. Modern Korean high-rise apartment complexes exemplify this contradiction, with lavish amenities masking the high maintenance costs. The beauty on paper doesn't include the costs of energy consumption, which are passed onto the residents.

As global temperatures rise, fossil fuel costs are set to increase. The solution isn't to stop using glass altogether but to find ways to block sunlight before it reaches the glass. Installing blinds on the inside of the building or using overhangs, vertical screens, or balcony structures outside can effectively block heat. Traditional Korean architecture, such as deep eaves, wide courtyards, and lattice roof beams, still utilizes these methods to control sunlight, wind, and rain.

These ancient techniques are gaining attention again in modern architecture as a way to create "breathing facades" that regulate sunlight, wind, and rain. The modern skyscraper shouldn't be seen as just a fancy shell but as a living, adaptive structure that can respond to the changing environment.