alternative to driving could have huge benefits for the local and global environment, we're dieted that mel knee muter, the director of the san francisco department of the environment is here with us in our opening of public beta in san francisco. >> good morning, everyone, it is an honor to be here for scoot's public announcement. this really does have great promise for helping to reduce carbon emissions in the city and county of san francisco. as some of you may know, about 40% of our carbon emissions in the city come from cars and trucks so we need to find alternatives for getting people out of their fossil fuel powered cars, this is going to be a great option for residences and businesses in san francisco to find an al -- an tern t*if, we're rolling out the electric vehicle infrastructure for cars so this is another electric vehicle option that we're happy to support. we also implement the commuter benefits program and help employers provide options to their employees for getting out of their cars, we're happy to add scoot and electric plug in scooters for people to community in the city and count