Harvesting Sunlight and Plant Power on UArizona's Greenest Building
Kevin Choi/University of Arizona Construction of a rooftop garden and solar panels atop the University of Arizona's Environment and Natural Resources 2, or ENR2, building is complete, and the research phase of the ENR2 Rooftop PV+ Project can now begin. The method of growing crops under solar panels to increase the efficiency of both is called agrivoltaics – a semantic mashup of "agriculture" and "photovoltaics." When any other kind of plant is used, such as native species instead of crops, the system is called photovoltaic-plus, or PV+. ENR2 is already a LEED Platinum-certified building,...