green infrastructure forinfrastructure for clean water infrastructure 2… · grey is not a...
TRANSCRIPT
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Green Infrastructure forInfrastructure for
Clean Water
Trees, Roots, and their Role in Stormwater Managementg
By John Bilotta
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Green Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
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What is Green Infrastructure?What is Green Infrastructure?An approach to wet weather
management that combines features
of our NATURAL
ENVIRONMENT…SOILS and
PLANTS…into practices andPLANTS…into practices and
technologies that promote infiltration,
t i ti d th tevapotranspiration, and the capture
and reuse of stormwater to maintain
Green Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
or restore natural hydrology.
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Green Infrastructure is…Green Infrastructure is…• The preservation and
restoration of naturalrestoration of natural landscape features (such as forests, floodplains and • The use of practicesas forests, floodplains and wetlands)
The use of practices that include trees include rain gardens, porous pavements, green roofs, infiltration
l t d i tplanters, and rainwater capture and reuse.
Green Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
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Grey
is not a
substitute for green
Green Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
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Trees & Urban Forest
provideprovide multiple pbenefits
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Trees. A savings for homeowners, businesses, and government , g
Save over 20% on annual air conditioning and
heating costs
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Trees. Vital to Community Health.
Tree-filled neighborhoods are more sociable and safer.
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Trees. Important to Human Health.
Healthier environments for us to live and breathe.
• 100 trees remove 248 lbs of air100 trees remove 248 lbs of air pollutants per year
• Lower pediatric asthma rates• Reduced volatile organic compounds
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Tree Houses
Tree houses are more valuable and sell faster!
• Each large front yard tree adds about 1% to sales priceg y p• Large specimen trees can add 10%+ to property values
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The Birds and the BeesCedar Wax Wings
-The deer and the leaves
Terry Spivey, USDA Forest Service, Bugwood.org
bald eagle
evening grosbeak
Trees provide critical habitat for birds and
wildlife and participation in birding is very high!wildlife…and participation in birding is very high!
Paul Bolstad University of Minnesota Bugwood orgPaul Bolstad, University of Minnesota, Bugwood.org
Terry Spivey, USDA Forest Service, Bugwood.org
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Trees Mean Better Business.
Trees create more business!
In tree-lined commercial districts...More freq ent shopping• More frequent shopping
• Longer shopping trips• Shoppers spend more for parkingShoppers spend more for parking• Shoppers spend 12% more for goods
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Trees Pay Us Back.
B fit $379 000
What 100 large, mature street trees can do ….
Costs = $148,000Benefits = $379,000Energy
Air Quality
$ ,
Planting
Pruning
IrrigationRunoff
Real Estate
Irrigation
Sidewalk Repair
Litter
L l / Ad iLegal / Admin
Removal/Disposal
Pay Off: $231,000
Looking for a good ROI ? How about a 250% !Green Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
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Trees. A Stormwater Utility.
• 100 mature trees catch about 139,000 gallons of rainwater
per year...Less $ for stormwater control- Less $ for stormwater control
- Cleaner waterGreen Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
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• Intercept(slow it (
down!)
• Absorb(time –
release)release)
• InfiltrateInfiltrate(soak it in!)
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Trees are a growing capital asset thatTrees are a growing capital asset that benefits everyone in the community.
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Local Leader Toolbox
Plans
PoliciesPractices
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PlanningPlanning
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Existing, Possible, and Preferable
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Urban Tree Canopy Goals
• Assessment• Assessment
• Canopy Goals
• Plan• Plan
• Implementation
M it i• Monitoring
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• Protection &Policies Protection & preservation
• Tree planting &
Policiesp g
replacement
• O & M – operation and maintenance
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Implementation PlanUrban Tree Canopy GoalsUrban Tree Canopy Goals
p
• Protection
• Tree
• Protection
• Tree• Tree planting
Q lit
• Tree planting
Q lit• Quality care
• Quality care
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Tree protection –
why save the big trees?trees?
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Practices
• Vegetative swales
Practices
Vegetative swales
• Urban tree planters
i i b ff• Riparian buffers
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• Tree TrenchPracticesPractices
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• Tree TrenchPracticesPractices
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Trees
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Practices
PlansPolicies
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Kimley-Horn Associates Minneapolis/St. PaulGreen Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011
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Practices
PlansPolicies
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Trees are a part of our stormwater systemstormwater system
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About NEMO
NEMO (Nonpoint Education for Municipal Officials) Program is a nationally recognized education program for local elected and
appointed decision makers addressing the relationship between land use and natural resource protection.p
Northland NEMO is the Minnesota – Wisconsin program led by p g ythe University of Minnesota Extension and Minnesota Sea Grant with
significant support and contributions from a variety of partners
www.northlandnemo.org
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AcknowledgementsAcknowledgements
Content acknowledgment 2011 Financial support from:Content acknowledgment• Jill Johnson, U.S. Forest Service
l l h
2011 Financial support from:• U of MN Extension
• Minnesota Sea Grant
• Capitol Region Watershed DistrictAdditional slides, pictures, and graphics:
• Kimley-Horn Associates
• Carver Water Management Organization
• Minnehaha Creek Watershed District
• Minnesota Board of Water and Soil Resources
• Minnesota Sea Grant• Mike Isensee, Dakota SWCD
• Jay Michels, Emmons & Oliver Associates
R W hi t M t
Minnesota Sea Grant
• Mississippi Water Management Organization
• Nine Mile Creek Watershed District
• Rice Creek Watershed District
• Riley Purgatory Bluff Creek Watershed District• Ramsey-Washington Metro Watershed District
• Northland NEMO Program
• BARR Engineering
• Riley Purgatory Bluff Creek Watershed District
• South Washington Watershed District
• Vadnais Lakes Area Water Management Organization
• Vermillion River Watershed JPO• BARR Engineering
• CRWD. RWMWD.
• Vermillion River Watershed JPO
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Green Infrastructure forInfrastructure for
Clean Water
Trees, Roots, and their Role in Stormwater Managementg
By John Bilotta
Phone: 651-480-7708 or 612-624-7708Phone: 651-480-7708 or 612-624-7708
Email: [email protected]