Leopold Center awards 21 new competitive grants ; Renewable energy on Iowa farms: Changing policy, creating incentives ; Interim Director: Voices from the past: Benjamin F. Gue ; Kirschenmann: From commodities to communities ; High tunnel resources for Iowa growers ; New director prepares for move back to Midwest ; Variety of local food efforts find home at Leopold Center ; Iowa Water Conference focuses on urban, rural water quality ' Shivvers lecturer: Iowa has role in fight against fracking ' New annual report celebrates 'perseverance' ; Spencer Award goes to two Iowans ; Research Results ; News & Notes ; Highlight Events