. >> my name is sarah greenwald and i'm a constituent of supervisor stefani. also a member of 350 san francisco. about the taxi drivers, i would note they're driving better cars whereas the ride hails are ice cars, internal combustion engine gas burners. i want to thank you, supervisor brown and supervisor mandelman. you reminded us the climate situation is terrible but the good news is we do have clean power available in this city partly because of what board of supervisors has done. we have clean power sf. we do not need to keep constructing new buildings that use methane, which is a vicious greenhouse gas as you've all been aware of. and incentivization and banning methane and new municipal buildings is a start. i urge you to go further. we must be mindful that 75% of our new construction will be in the southeast corridor which currently suffers from some of the worst environmental injustice and pollution as you know. so it's an environmental justice issue. and the new construction should all be methane free but let's at least make it electric ready and mak