of Inwood), Columbia owns the 26-acre (11 ha) Baker Field, which includes the Lawrence A. Wien Stadium as well as facilities for field sports, outdoor track, and tennis. There is a third campus on the west bank of the Hudson River, the 157-acre (64 ha) Lamont–Doherty Earth Observatory and Earth Institute in Palisades, New York. A fourth is the 60-acre (24 ha) Nevis Laboratories in Irvington, New York, for the study of particle and motion physics. A satellite site in Paris holds classes at Reid Hall.
=== Sustainability ===
In 2006, the university established the Office of Environmental Stewardship to initiate, coordinate and implement programs to reduce the university's environmental footprint. The U.S. Green Building Council selected the university's Manhattanville plan for the Leadership in Energy and Environmental Design (LEED) Neighborhood Design pilot program.
Columbia has been rated "B+" by the 2011 College Sustainability Report Card for its environmental and sustainability initiatives.
According to …
