some members here today, commissioner bruce oka, commissioner knollen and others for prioritizing pedestrian safety. i think we're ready to take it to the next level in expanding and improving pedestrian environment in san francisco. as someone that walked to work down van ness most days i can attest to most recent improvements and on-going challenges where the need to have pedestrian countdown signals on high traffic intersections or issues of the quality of pavement in cross walks or clarity of the cross walks themselves so i'm excited to be here today and be part toichl improvements and then on behalf of mayor newsom and administration we're excited to support the m.t.a's work of this. i'll give you 30 seconds of context and why pedestrian matters to ten environment in san francisco we focus and contextize most of our work around climate change and protection. when you look at greenhouse gas pollution generateed san francisco, just half are related. 51 percent come from vehicles and breaking that down thur there. one percent of city-wide emissions come from muni fleechlt thanks to mta boa