. >> okay, good evening, commissioner, katherine howard, golden gate park, this is with the shore line [inaudible] while emphasizing the park's naturalistic landscape qualities, you have received a new study on toxins and recycled rubber that became available on august 22. this study concludes that because of the "presence of a high number of harmful compounds frequently at high or extremely high levels of recycled rubber materials" they should be restricted or prohibited in some cases. i have put as an exhibit here a letter we are submitting from the center from environmental health which is considered about the study and the artificial turf and would like their concerns incorporated into testimony. if the proposed sbr tire infill is deemed toxic, then installation of over 7 acres of this substance and the subsequent closing for an additional renovation would result in much less recreational access at beach shall lay. we have stated that our hybrid activity [inaudible] rec and parks conclusions are different and we believe erroneous. they first presented these conclusions to the board