What commercial real estate stories will make headlines this year? Diana Olick knows. The CNBC reporter talks interest rates, work from the office, the future of cities, climate strategies and more. Insights from CNBC’s Diana Olick:   One solution to the housing affordability crisis is the addition of supply at scale.Trends in climate and real estate are interwoven.For many people, renting a home makes more financial sense than purchasing.Some employees enjoy the dynamic energy of working in the office, much like the vitality of living in the city. The successful office investor will design workspaces to encourage collaborative productivity.