We are proud to integrate best practices for sustainability, energy and water efficiency across our portfolio and are committed to minimizing our environmental impact even further. We have established aggressive company targets across five categories — greenhouse gas emissions (GHG), energy, water, waste, and green building certifications and have set a goal of net zero carbon emissions target by 2050.
Our Environmental Targets
100%Waste data coverage by | 100%Of eligible buildings earn/ | 10%Reduction in water |
50%Reduction in site energy | Net ZeroGHG intensity by 2050 |
Awards/Programs
 100%of eligible properties |  82%of portfolio certified |  2021Gold Level |  2021Partner of the Year |
Data as of September 30, 2021; reflects only those properties in which Columbia holds a majority ownership, at 100% of all such properties, including those held through joint venture partnerships. ENERGY STAR and LEED percentages certified are based on square feet. Data does not reflect the sale of 218 W 18th Street in New York on Dec. 3, 2021, or the sale of Columbia's interest in the University Circle Joint Venture and 221 Main Street Joint Venture on December 8, 2021.
