sid hastings/WUSTL Photos
Washington University in St. Louis recently won recognition for its “green” efforts. The university took part in the St. Louis Regional Chamber’s Green Business Challenge, and it won the Star Circle of Excellence Award, the highest designation. Above, Phil Valko (center), WUSTL’s director of sustainability, chats with Jean Ponzi (left), green resources manager for the Missouri Botanical Garden Earthways Center, and Doug Sitton, president of Sitton Energy Solutions and Sitton Construction Solutions, after Valko accepted the award. The award recognizes the university’s efforts as a regional leader in areas including energy conservation, waste diversion, alternative transportation and water use reduction.