Seattle 2016 Canopy Cover Assessment Seattle?s Urban Forestry Team May 8, 2017 9} ?trees - forseattle Today’s presentation - Introduction - Background - 2016 LiDAR canopy cover assessment - Technology Research questions Study Findings Equity - Canopy cover change - Development impacts - Using the data Project team University of Vermont Spatial Analysis Lab Urban Forestry Commission FAS SPU OSE S. Ctr. Parks SDOT SCL SDCI What is urban forestry? Urban forestry is the care and management of trees and understory plants in urban areas for the purpose of improving the urban environment. trees ?31? The importance of trees Background 5 W5nm? Seattle’s commitment Seattle’s urban forest is a thriving and sustainable mix of tree and understory species and ages that creates a contiguous and healthy ecosystem that is valued by the City and all Seattle residents as an essential environmental, economic, and community asset Urban Forest Stewardship Plan • Establishes goals - 30% citywide canopy cover • Long-, mid-, and shortterm strategies for achieving goals • Implemented through annual workplans • Managed via interdepartmental team • To be updated in 2018 1. Create an ethic of stewardship ?Iii 75-16.. .. ?Hiya -yn'atuh . . 2. Replace/enhance benefits a? .I ?le trees SEE 9? 3 Q. anopy to 30% by 2037 Missing a .. 7:1974?31? #5193 He ., trees INSEEHIE 4. Increase health/longevity Tracking progress • SDOT, Parks inventories • 2016 canopy cover assessment • 2012 Seattle’s Forest Ecosystem Values Past assessments 2012 2007-" 2009 . . . . . l311-55 2013 2015 201E- atn'ga" 231.10" Ressa'c" wars 'gtuzn" CISE CISE Seatts Ssatts . *rsa' 1, "teas 2001 2002 2003" 2010 2009 2009 2012 2015 201E- 200?" 2010-33915- 153E- 22.9% 25.3915- 29.5% 251.5% 25315- 034? 2015 silt-I Mar 0f Hut state: Hut state: 3 59t- . . L't'nw" L.Inl: Unknown Unknown 39t- 19t- 's :u:u't 'enn't i?Tree . F'clint- Cans-p1,- Gates-zeta catsgc-"ca Gategnrkal ca . A'a "5's based F'c-Int- . IStat-s- Met-'0: . 'asts' 'asts' . raster PI: 't-nass-_ . . sa"1:- ?g ra ndcum . based af-t'e- c'eatI-zu' c'sat'I-zu' creation 'a riss-zu sample ra a'tl sample . Eats 'te Eats 't-s '-T'ee En: Aerial aerial Git-Egle Ems . LEAR . . LEAR :nzuts pulls-tors. photos. maps. Haas trees ?ll rurseattle 2016 Canopy Cover Assessment wags?$3; an. m. an. mm Jarlath O?Neil-Dunne University of Vermont Spatial Analysis Lab as trees ?55? ?rs-Battle ., . a . a . thEE SEE 0 gr ttle . .. .. vii?. ~33. a, I- up) .w technology Calculating canopy cover 91,776 acres (total area of the city including water) - 38,271 acres (area of water within the city boundary) = 53,505 acres (total area without water) 15,167 acres (total area of tree canopy) / 53,505 = Canopy Cover Research questions • Progress on citywide 30% goal • Canopy cover in Seattle neighborhoods • Progress on targets in different management areas • Canopy cover in underserved neighborhoods Study Findings min; In an m. up. mum Progress achieving 30% canopy cover - TreeCanopy trees Seattle Tree Canopy Fi?? stea In: Progress achieving targets by Management Unit a nagement its Percentage ef eit?,?r I Single-Fan?lilyr Residential - Residential A - - Industrial 1 . Institutidnal 11% I [Jewels-pad Parks I Parks' Natural Areas 2 1% ?tifsega?e ROW 27% of land Progress achieving targets by Management Unit Ca nepy Cover by Management Unit I Single-Familyr Residential I Multi?FamilyResidential _ll 23% :145'13 Dewntevm I Industrial - 6% I - I Institutienal 2'5913 Bevel-titled Parks 34% I Parks' Natural Areas 89% 20% il?% 60% 80% trees? .rwsea Ie Progress achieving targets by Management Unit Progress by Management Unit 't 2016 centrist;r 203? canopyI goal DvorIUnder ana amen I'll . cover [set In 200?] goal 5' I mg? 0m"; 33% 33% -1 ReSIdentIal t'-ic arr"? 23% 20% +3 Residential Commercial Mixed- use I 14% 15% -1 Downtown 10% 12% -2 Industrial 5% 10% -4 Institutional 25% 20% +5 Developed Parks 34reas City total 23% 30% -2 {runs through all 23% 24% -1 trees th M0 01% srseattle er 5] Progress achieving targets by Management Unit Canopy cover distribution by management unit I Single?Familyr Residential iuiulti?Fan?lilur Residential annteum - Industrial - Institutinnal I [Jewel-sped Parks I Parks' Natural Areas trees ?le ROW 22% of total canopy ?it arse-a What?s the canopy cover in different areas of Seattle Tree Canopy $3 {.230 05:10 40'? trees 6.0] arse-a le '9 ,9 What?s the canopy cover in different areas of Seattle BALLAHE 25% CENT FER-1L 31% DELR DEE 33% CW 3 0% EAST 35% REHTE 15% Li?- HE I ON 3 MILENCLLEI- 30% BIRTH 35553's; 105'": 155.?: 20% 35% 303% trees?u Exrstin Tree Cam) ?3 Jae?sea le 9 'Jd in 40% What?s the canopy cover in different zoning I None I Commercialg?Mixed Use I Developed Park or Boulevard I Downtown I major Institutions Manufacturingf Industrial I I Parke natural Area I Single Family AC3 0L IA trans?- nah?sea areas of Seattle CENTRAL DELRIDGE EAST GREATER LAKE UNION NORTH 0% 10% 20% 30% def-at 50% 60% me: WE: of Total Tree {anomr Area 80% 90% 100% Canopy cover in Street Tree Management Units Management Units - I ran; Eannpy 34% 32% 30:? 29% 23% 25% FUJI: 1'32: 52': DR 2 3- 4 "1.ng ?rsea le Tree Canny33% 30% 2TH13% l?Conifer to deciduous tree ratio 72% 28% A eattle Largest trees and tree groves t- trees ?rseattle Relationship between canopy and environmental equity Hugh number at poopte o? coIor bot ?We canopy In Census tract . there us a . sigm?rant Myrna rotanonmp between (me tummy and co .lc 01 color . No'. many week 0! roloc and tots of tree unupy Census tract 9 Relationship between canopy and environmental equity Achieve a 30% canopy cover by 2037 MOVING ENEEDLE CITY OF SEATTLE 280A) Environmental Progress Report CANOPY COVER mm V1 Wank) )0 '6 rmwever, (M lo: us areas or?ly had a 20% CANOPY COVER In 2016 Area of Seattle ?here people of color and people w?h km tunes lenzl It) have tree canopy then the rest of Seattle trees SEATTLE mi ?ll-Seattle run-.1: Equity implications ir-VN I . . . . ENVIRONMENTAL NARRATIVE . COMMUNITY LEADERSHIP gr I I OPPORTUNITIES FUR LEADERSHIP true-es?? - ?ii steal'tle Tree canopy and heat island effect .. . Us." 2.: . Surface Temperature - Tree Canop as? trees ?rseattle Canopy within 10ft minimum earanc $125?rsea tle trees is ?41? .rhrseattle rmCapy cover trend trees {Hit Jase-a tle Canopy cover trend trees ?31? .rwseattle Canopy cover trend 20:1? 3215 21215 5511. 2515 555. Multi-Family' 2122? 2010 an 2015 DammereialrI 251:1? I 11115551255 2:210 2215 Dewntuwn 212:1? 2515 2:15 Industrial 21212? ECHO 2515 Institutional 202? 21212 2515 I Developed 205? Par? 2515 2015 I Parks? Hatural 203? I hrea 201G I 2015 City-wide 205T 2010 2515 Right-ef-Way 2122? 25-11:: trees? ?'15 I ?31 5551251 Ie 1:11-11. EDGE. 2511 510'}; 50% 6:11-11. N?s; EDT. Percent Tree ?anepy Urban forest challenges Htrees mseattle Development Impact trees 9 {Hi Inseat?tle Using the findings mag-ELL m. an. Aim trees I 0 .rhrseat'tle Conclusion trees?b '3 Jae?sea ?ees .r?arseattle Links Final report and webinar recording: http://www.seattle.gov/trees/canopycover.htm GIS canopy cover layer: https://data.seattle.gov/dataset/data-seattle-gov-GISshapefile-datasets/f7tb-rnup/data Questions? (206) 684-3194 :tgesegat:.en In m. an. mum.