The Princeton Review has ranked 399 institutions in its annual guide to green colleges.
150,000-square-foot facility replaces student union built in 1967 on the Greensboro campus.
Chou Hall, which houses the Haas School of Business, opened in 2017.
Southwestern College also has begun construction on a new campus police facility.
The Elizabeth Catlett Residence Hall is home to about 1,000 students.
350,000-square-foot campus is twice the size of the old school in North Bergen.
UC Irvine and Green Mountain College top the list compiled by Sierra Magazine.