secret nature in the city - green roofs in oslo, norway
TRANSCRIPT
University College of Southeast Norway Marina Bakhtina 20-01-2017
Secret Nature in the CityGreen roofs
Exhibition presentationby Marina Bakhtina
Master of Environmental Science
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Stammen Cafe 20-01-2017
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Introduction
Photo from Sørenga disctrict, Oslo
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University College of Southeast Norway Marina Bakhtina 20-01-2017 5Photo from Barcode project, Oslo
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University College of Southeast Norway Marina Bakhtina 20-01-2017
What is a green roof ?
Photo of the roof from http://www.purlin-rollformingmachine.com/
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University College of Southeast Norway Marina Bakhtina 20-01-2017
What is a green roof ?
Photo on the roof of Barcode project, Oslo
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University College of Southeast Norway Marina Bakhtina 20-01-2017
Extensive Semi-intensive Intensive
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Classification
Illustration: www.zinco-greenroof.co.uk Illustration: www.bergen.kommune.no
University College of Southeast Norway Marina Bakhtina 20-01-2017
Green roof structure
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Illustration: http://designmeans.com/work/illustration/green_roof.html
University College of Southeast Norway Marina Bakhtina 20-01-2017
Why do we need green roofs?
Benefits of green roofs
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University College of Southeast Norway Marina Bakhtina 20-01-2017
Reduces run-off
Picture from book Living Roofs in Integrated Urban Water Systems
University College of Southeast Norway Marina Bakhtina 20-01-2017
New Habitat
Photo on the roof, Oslo
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New Habitat
Photo on the roof, Oslo
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Additional space
Photo on the roof of Sørenga, Oslo
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Additional space
Photo on the roof of Sørenga I, Oslo
University College of Southeast Norway Marina Bakhtina 20-01-2017
Solar panels
Green roofs can be combined with solar panels
University College of Southeast Norway Marina Bakhtina 20-01-2017
Benefits▹ Dust Binding
▹ Improving of the Microclimate
▹ Protection of the Roof Membrane
▹ Noise Protection
▹ Reduction of Energy Costs
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Where are the green roofs?
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18 roofs
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Google map
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University College of Southeast Norway Marina Bakhtina 20-01-2017 25Oslo center
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Pilestredet Park, Oslo
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Pilestredet Park, Oslo
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Pilestredet Park, Oslo
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Vegetation, plants, and soil
University College of Southeast Norway Marina Bakhtina 20-01-2017
Environmental conditions
▹ Wind▹ Sun exposure▹ Dry and wet
periods▹ Small amount
of soil
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University College of Southeast Norway Marina Bakhtina 20-01-2017
Vegetation
Vegetation which is suitable for the green roof mostly depends on soil depth and irrigation.
Construction limitation is a weight loads on the roof
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Sedum moss type of vegetation
University College of Southeast Norway Marina Bakhtina 20-01-2017
▹ Extensive green roofs with Sedum vegetation has just 4 cm of soil
▹ Saturated weight is 50 kg per sq.m (4 cm soil depth)
▹ Light soil mixed with rocks
▹ Good drainage quality
Soil
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My soil samples in soil laboratorium, Bø i Telemark
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Native Norwegian species used on Green roofs
▹ Sedum album ▹ Sedum anglicum ▹ Sedum acre▹ Sedum rupestre
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Black list species
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▹ Phedimus hybridus SE▹ Phedimus spurius SE
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Green roof
Red color
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Sedum album
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1 year old green roof is green
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Examples
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The biggest green roof in
Oslo27 000 sq.m
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Fornebu SHoney bees
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Results and Discussion
Species richness
Fornebu, Oslo
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▹ is one of the leading Green Roof cities in the world
▹ more than 2 million m² of Green Roofs
Example from GermanyStuttgart
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Public access28 000 sq m
Malmo, Sweden
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Malmo, Sweden
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Scandinavian Green Roof
Institute +
Botanical garden
Picture from http://greenroof.se/
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Garden on the roof
Scandinavian Green Roof Institute
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Trondheim
St. Olavs Hospital
Green roofs
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University College of Southeast Norway Marina Bakhtina 20-01-2017
Trondheim
St. Olavs Hospital
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Picture from http://sjukehusbygg.no/
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Trondheim
▹ norgeibilder.no▹ Google maps
Find green roofs
Solsiden, Trondheim
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Trondheim
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Small green roof, Trondheim
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Trondheim
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Trondheim
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Ila, Trondheim
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Green roofs in Trondheim
Byåsen videregående skole, Trondheim
Public access
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Plants from green roofs in Trondheim
Bassengbakken 4, 7042 Trondheim
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University College of Southeast Norway Marina Bakhtina 20-01-2017
Thank you!
More pictures from Green Roofs in Oslo at my blog
https://marinabakhtina.wordpress.com/
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