green infrastructure forinfrastructure for clean water infrastructure 2… · grey is not a...

Green Infrastructure forInfrastructure for

Clean Water

Trees, Roots, and their Role in Stormwater Managementg

By John Bilotta

Green Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011

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


or restore natural hydrology.

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.


Grey

is not a

substitute for green


Trees & Urban Forest

provideprovide multiple pbenefits


Trees. A savings for homeowners, businesses, and government , g

Save over 20% on annual air conditioning and

heating costs

Trees. Vital to Community Health.

Tree-filled neighborhoods are more sociable and safer.

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

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

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


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


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

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

• Intercept(slow it (

down!)

• Absorb(time –

release)release)

• InfiltrateInfiltrate(soak it in!)


Trees are a growing capital asset thatTrees are a growing capital asset that benefits everyone in the community.

Local Leader Toolbox

Plans

PoliciesPractices


PlanningPlanning

Existing, Possible, and Preferable

Urban Tree Canopy Goals

• Assessment• Assessment

• Canopy Goals

• Plan• Plan

• Implementation

M it i• Monitoring

• Protection &Policies Protection & preservation

• Tree planting &

Policiesp g

replacement

• O & M – operation and maintenance


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

Tree protection –

why save the big trees?trees?


Practices

• Vegetative swales

Practices

Vegetative swales

• Urban tree planters

i i b ff• Riparian buffers


• Tree TrenchPracticesPractices


Trees


Practices

PlansPolicies


Kimley-Horn Associates Minneapolis/St. PaulGreen Infrastructure for Clean Water: Trees, Roots, and their Role in Stormwater Management – September 2011

Practices

PlansPolicies


Trees are a part of our stormwater systemstormwater system


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


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


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]

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