south koreans get precious little sunlight so how do they survive peter bullied and works for forestry department in germany he raises awareness about forests with the help of distinctly human analogies. mother trees recognize their own offspring they link up and pump the much sugar solution it's basically akin to nursing you stood. so tree suckle their saplings really. if we took a look below the surface we find fun guy spinning long threads around the trees reach the fungus use them to supply the tree with nutrients that it would otherwise be an able to access in return the trees supplies the fungus i would show a system that benefits both sides. from guidelines. up with a number of trees simultaneously resulting in a huge network underground that's become known as the would wide web. young trees chap into the network and feed off the sugar provided by the older trees. older trees with their large ground supply higher levels of sugar to the networks which is why researchers call their mother trees and remarkably additional fungal threads form connecting them to their offspring so that they rece

we're moving onto the department of urban forestry. chris buck? >> chris buck of department of public works bureau of urban forestry, urban forester. i'm going to share my screen, commissioners. >> clerk: i hear some chatter in the background. can you turn your t.v. down or you should be on mute, i'm not sure. >> okay. great. thank you, commissioners. so we've been involved with the project since mid-november when we first met with ucsf and the department of public health. i do have some information that will hopefully provide some context. so while preparing for this hearing, one thing is that the bureau of urban forestry staff determined an error in jurisdiction, and that public works does not have jurisdiction over significant trees unless those trees are either on private property or on property under the jurisdiction of public works, i.e., owned by public works. the subject property at 1001 potrero avenue is owned by another city agency, department of public health, which is not considered private property, and it's not owned by public works.

so in collaboration with department of public works, bureau of urban forestry, we came up with a concession plan to remove the four red maples and replace with seven 36-inch box gem magnolia maple trees. we do want to note that our plan includes irrigation and always had from the beginning. we request to overturn d.p.w. order 722761, and thank you. that's all we have. >> clerk: okay. thank you. we have a question from vice president honda. >> vice president honda: sorry. i'm just looking at my buttons here. so good evening. i like the fact that you're replacing them with larger stature trees and more trees. did i miss, what are you planning to do with the trees that are currently there now? are you relocating them? >> that is a really great question. i mean, as far as i know, at this moment, our plan was to remove the trees. we don't have a relocation plan for the trees. >> vice president honda: okay. thank you. thank you. >> clerk: okay. thank you. so i don't see any other questions, so we will move onto the bureau of urban forestry. mr. buck? >> so good evening, commissioners and presiden

department and commission. joseph duffy, chief building inspector, representing building inspections. chris buck. urban of forestry and trent, with san francisco public works. the board meeting guidelines are as follows. the board requests that you turn off and silence all phones so they will not disturb the proceedings. appellants and permit-holders are given seven minutes to present their case and three minutes for berebuttal. members of the court not affiliated have up to three minutes to address the board and no rebuttal. if you have questions about requesting a rehearing, please e-mail board staff at board of appeals. this is broadcast live and will be rebroadcast on friday on channel 26. the video is available on our website and can be down loaded from sfgovtv. now we'll swear in or affirm all those who intend to testify. please note that any member of the public may speak without taking an oath pursuant to their rights under the ordinance. if you intend to testify at any of tonight's proceedings and wish the board to give you evidentiary weight, please say i do. do you swear or affirm that the testimony you

so in collaboration with department of public works, bureau of urban forestry, we came up with a concession plan to remove the four red maples and replace with seven 36-inch box gem magnolia maple trees. we do want to note that our plan includes irrigation and always had from the beginning. we request to overturn d.p.w. order 722761, and thank you. that's all we have. >> clerk: okay. thank you. we have a question from vice president honda. >> vice president honda: sorry. i'm just looking at my buttons here. so good evening. i like the fact that you're replacing them with larger stature trees and more trees. did i miss, what are you planning to do with the trees that are currently there now? are you relocating them? >> that is a really great question. i mean, as far as i know, at this moment, our plan was to remove the trees. we don't have a relocation plan for the trees. >> vice president honda: okay. thank you. thank you. >> clerk: okay. thank you. so i don't see any other questions, so we will move onto the bureau of urban forestry. mr. buck? >> so good evening, commissioners and presiden

forestry adequately. maintaining safer streets will be an important part of our economy, keeping our residents safe. the new department will have the responsibility of keeping our streets and sidewalks safe, accessible and clean, managing graffiti, dumping, abatement, managing our public toilets, and provide care of our urban canopy. finally, it will ensure that our department have baseline standards on keeping the city clean based on baselines and city input and make sure cleaning standards are set and met. this department will have a clear metrics to deploy cleaning services citywide. it's time to give our city streets the laser focus and dedicated attention that they deserve. the residents of our city and certainly the residents of our city cannot accept more of the same. they cannot simply afford to have the same structure and same outcome which has not only kept our own streets clean by has led to allegations of mismanagement and corruption. the residents of san francisco deserve adequate sanitation, clean streets. i've worked closely with the staff at public works, and i've taken their recommendations in craftin

forestry adequately. maintaining safer streets will be an important part of our economy, keeping our residents safe. the new department will have the responsibility of keeping our streets and sidewalks safe, accessible and clean, managing graffiti, dumping, abatement, managing our public toilets, and provide care of our urban canopy. finally, it will ensure that our department have baseline standards on keeping the city clean based on baselines and city input and make sure cleaning standards are set and met. this department will have a clear metrics to deploy cleaning services citywide. it's time to give our city streets the laser focus and dedicated attention that they deserve. the residents of our city and certainly the residents of our city cannot accept more of the same. they cannot simply afford to have the same structure and same outcome which has not only kept our own streets clean by has led to allegations of mismanagement and corruption. the residents of san francisco deserve adequate sanitation, clean streets. i've worked closely with the staff at public works, and i've taken their recommendations in craftin