After years of instability, the fledgling housing market has finally found its footing. Though not back to normal levels, the vacancy rate for owned properties has dropped from 3 percent at the height of the crisis in 2009 back to 2.1 percent, and rental vacancy rates have gone from 11 percent down to 8.6 percent nationally. This change can be attributed largely to builders creating new units at a rate much closer to the rate of market demand, rather than completely outstripping demand.

Declining vacancy rates are beneficial for the economy at large, but also for green building, which gained significant ground last year. With the greater economy picking up, there’s even more money available to invest in green real estate initiatives. For green businesses, real estate is a great opportunity to invest directly in green projects within the industry. Here are a few ways to do just that.