From Historic to Cutting Edge: Revitalizing Iconic Buildings

Fenway Park, the Eiffel Tower, Empire State, and other storied structures were upgraded for 21st-century energy efficiency.

The world’s iconic buildings achieve celebrated status because their architecture stands the test of time. But what lies beneath those enduring facades?

Design and engineering evolve quickly, and many urban buildings—nearly half the office space in New York City was built before 1945—predate concepts like sustainability, climate change, and even recycling, resulting in waste and inefficiency.

Enter the retrofit. Aging buildings are updated with new windows, lighting, plumbing fixtures, and heating and cooling systems, ultimately saving owners and operators money while they conserve energy.

Buildings consume 73 percent of the electricity in the U.S., and indirectly create 38 percent of carbon dioxide emissions—more than industry or transportation. To win the battle against climate change, cities will need to run on more

DON'T MISS THE REST OF THIS STORY!
Create a free account to continue and get unlimited access to hundreds of Nat Geo articles, plus newsletters.

Create your free account to continue reading

No credit card required. Unlimited access to free content.
Or get a Premium Subscription to access the best of Nat Geo - just $19
SUBSCRIBE

Read This Next

Is banning fishing bad for fishermen? Not in this marine reserve
SeaWorld allegedly violated the Animal Welfare Act. Why is it still open?
'World’s worst shipwreck' was bloodier than we thought

Go Further

Subscriber Exclusive Content

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet