author bill mck can ibben, gina mccarthy. people will have to rethink capitalism for a green economy. 4,500 delegates are expected here this week for this global summit at moscone including big names such as al gore, former secretary of state john kerry, former rocker patti smith. live in san francisco, amy ho y hollyfie hollyfield, abc 7 news. >>> sonoma county's revamped emergency alert system faces another alert this morning. alerts will be september to cell phone between 10 and noon to five targeted communities. monday they sent calls to 300,000 cell and county phones county wide. many say they weren't warned about october's north bay fires. the aim is to find any gaps in the system >> and we are learning new details of the forced evacuation of two assisted living centers in santa rosa last year. they have 125emade steps to rem the licenses of both of those centers from oakmont center living. villa capri did not do a sweep to find anyone unaccounted for during a head count. also a staff member said the facility never kaub

. >> prominent environmentalist tom steyer and former head of the epa gina mccarthy spoke ahead of tomorrow'smit. much of the discussion focused on rethinking capitalism for a green economy. >> one of the most popular courses at the harvard business school is called reimagining capitalism. because it's not working. >> there are interests on other side who don't even argue back because they can't. but what they're doing is they're preserving their bottom line. >> you the climate action summit starts tomorrow at mosconi center. for more information on the summit and how you can get involved, head to abc7news.com. >>> new at 11:00, the family of a missing san francisco man brian egg whose remains are believed to be those of a headless body found in his home are speaking for first time. kate larson was at a vij i. tonight on what would have been his 66th birthday prosecutor friends from four decades of life of gathered outside his home. the little what white house k white house on clara street is where police found a body in a fish tank without a head or hands, presumably his mutilated remains. >

i spoke with gina mccarthy and she said citizens in miami have to worry about this because you don't know whether climate change will increase the threat and how quickly. these are things of its cities struggle with. funding for water infrastructure is really expensive. there is less state and federal help than there used to be. you have got this financial pressure and this climate pressure that means you have to spend more even as funding goes down. jason: throughout this issue, we dispatch reporters to look at what the cities of tomorrow may look like. carol: we do this often just by listening. zhen and howout shen it is getting a lot cleaner and quieter. >> we are seeing the arrival of electric buses, the first kind of technology taking noise out of a city environment. you would not hear a pin drop. it is a huge city with 20 million people and construction. imagine taking all of the sound out of the cars in new york and get the experience of what it is like. that is missing from the audio fabric of the city. carol: take us back to 1980, because i feel like that is where things beg

. >> prominent environmentalist is author bill mckibben, gina mccarthy.hink capitalism for a green economy. >> it is called reimagining capitalism. because it's not working. >> there are interests on the other side who don't even argue back because they can't. but what they are doing is they are preservingtheir bottom line. >> the climate action summit is being held at the moscone center. the stretch of howard street is closed. for more information in how you can get involved, head to abc7news.com. >>> in the north bay, sonoma county's revamped emergency alert system is being put to the test this morning. alerts will be september to cell phone between 10 and noon to five targeted communities. monday they sent calls to 300,000 cell and county phones county wide. changes were made to the alert system after many said they weren't warned about october's north bay fires. the aim is to find any gaps in the system. >> and we are learning new details of the forced evacuation of two assisted living centers during last year's october wildfires. last week state regu