this year in san francisco, a 10-year-old elementary school soccer player commamed clare is standing up to bob fisher and his brothers and corporate representatives from the synthetic turf industry. from day one, they have exerted their considerable influence around town convincing the people around san francisco that their plastic neighborhood parks were safe. clare and her teammates didn't think something sounded quite right and decided to investigate whether playing in ground-up tires with the chemicals and heavy metals was a wise idea. over eight months, she tested more than 100 water samples from both synthetic turf and grass fields in san francisco with the help of local universities. clare's results reinforced what environmental scientists have known for years, information that bob fisher, city fields and the turf industry have long been trying to sprezz. san francisco synthetic field runoff water contained dangerous levels of heavy metals and other toxics which were in excess of state and federal guidelines. clare's experiment has brought her accolades including a 2011 intern