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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 
2022

100%

Of eligible buildings earn/
maintain green building 
certifications by 2025

10%

Reduction in water 
intensity by 2030

50%

Reduction in site energy 
intensity by 2050

Net Zero

GHG intensity by 2050 

 

Awards/Programs

100%

of eligible properties 
ENGERY Star certified*

82%

of portfolio certified 
LEED Silver or higher

2021

Gold Level
Green Lease Leaser

2021

Partner of the Year
ENERGY STAR

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.