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Protecting Ecosystem Services
Examples of Green Infrastructure
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Pervious Pavers
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Lawn Care
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Green Roof on Noel C. Taylor Municipal Building
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Vegetated Riparian Buffer
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Greenroof
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Curb Bioswales
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Pervious Pavement
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Rain Barrels
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Green Street
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Bioretention Basin
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Rain Garden
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Permeable Parking Lot
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Median Swale
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Bioretention Basin
When we replace our natural systems with urban growth, we lose important regulating ecosystem services, such as clean air, clean water and flood control that nature provides us for free.
In fact, it's a problem in urban areas world-wide.
"Human activity is putting such strain on the natural functions of the earth that the ability of the planet's ecosystems to sustain future generations can no longer be taken for granted."
-2005 United Nations Millennium Ecosystem Assessment
The bottom line is…we can’t continue on the same path that we’ve been on and protect our children's and grandchildren’s futures. We must integrate sustainable practices into our culture.
Green Infrastructure is an approach to water management that mimics the natural water cycle.
It can incorporate natural and/or engineered systems that mimic natural processes --
to provide, protect, maintain, or enhance ecosystem services in human dominated landscapes.
Traditionally, cities have used gray infrastructure (stormwater inlets and pipes) to control and efficiently move water runoff away from properties. This helps to prevent flooding and control water quantity, but moving forward we have to not only move the water but slow it down to reduce erosion and clean it as it moves through the system toward streams.
Check out how other cities are using green infrastructure.
Arlington, Washington, DC., New York, Seattle, Portland, Philadelphia, Grand Rapids, Reports from Greening America's Capitals Projects, Design Ideas
Ecosystem Services
Ecosystem Services are what nature provides us for free.
These can include:
Provisioning services
such as food production, water sources, resources like wood an fibers and fuels.Supporting services
such as soil formation, nutrient cycling, and habitat provision.Cultural services
such as spiritual, aesthetic, educational, and recreational opportunities.Regulating services
such as climate, weather, and flood regulation and water purification.
Smart Decisions
The form that new development and redevelopment projects take will have a profound effect on our planet’s ecology and resource use for many generations to come. The City of Roanoke is working on integrating sustainability and environmental protection into daily city activities. View the city's Vision 2020-2040 Plan.
You can help protect ecosystem services and clean your local stream and save money by integrating green infrastructure techniques on your property. View the Roanoke Stormwater Ideabook. More details can be found here for residential properties and here for commercial properties.