The REIT sold $500 million in green bonds after the offering was boosted by strong investor demand. : (Bloomberg)—Kimco Realty Corp., which owns and operates open-air shopping centers, issued debt for the first time to finance environmentally-friendly projects. The real estate investment trust sold $500 million in green bonds after the offering was boosted by $200 million amid strong investor demand, according to a person with knowledge of the matter.