The residential building on our future campus on Roosevelt Island will be the first residential high rise in the world that meets passive house standards of sustainability, the Wall Street Journal reports.

A new European building method that is touted to cut energy costs by as much as 90% is going to get one of its first big U.S. tests at a new technology campus that Cornell University is developing on an island in New York City’s East River.

The first residential building on the Cornell Tech campus that is beginning to take shape on Roosevelt Island is using cutting-edge design, materials and insulation to make the tower virtually airtight. In cold weather and with little power, this so-called passive building method can keep a house’s interior temperature of approximately 55 degrees Fahrenheit for days, proponents say.

Read the full article on the Wall Street Journal.