extensive green roofs in oslo, norway / master thesis

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Extensive green roofs in Oslo Master progress 1 Master thesis in Environmental Science by Marina Bakhtina Telemark University College, Norway 19-10-2015 1

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Extensive green roofsin Oslo

Master progress 1Master thesis in Environmental Science

by Marina Bakhtina

Telemark University College, Norway 19-10-2015

1

Telemark University College Marina Bakhtina 19-10-2015

▹ Introduction

▹ Materials and

methods

Outline

2

Introduction

Photo on the roof of Sørenga, Oslo

Telemark University College Marina Bakhtina 19-10-2015

What is a green roof ?

Photo on the roof of Aker Brygge, Oslo

3

Introduction

Telemark University College Marina Bakhtina 19-10-2015

One type of

structure

4

Introduction

Illustration: greenerheights.wordpress.com

Telemark University College Marina Bakhtina 19-10-2015

Extensive Semi-intensive Intensive

5

Classification Introduction

Illustration: www.zinco-greenroof.co.uk Illustration: www.bergen.kommune.no

Telemark University College Marina Bakhtina 19-10-2015

Benefits▹ New Habitat

▹ Reduce Run-off

▹ Additional Space

▹ Dust Binding

▹ Improving of the Microclimate

▹ Protection of the Roof Membrane

▹ Noise Protection

▹ Reduction of Energy Costs

6

Introduction

Photo from ZinCo website

Example from Oslo

New Habitat

Photo from green roof of Pilestredet Park, Oslo

7

Introduction

Example from Oslo

New Habitat

Photo from green roof of IT Fornebu, Oslo

8

Introduction

Telemark University College Marina Bakhtina 19-10-2015

Additional space

Photo on the roof of Sørenga, Oslo

9

Introduction

Fieldwork in OsloJuly-August-September 2015

10

Telemark University College Marina Bakhtina 19-10-2015 11

Photo on the roof Haraldrud Gjennvinning, Oslo

Telemark University College Marina Bakhtina 19-10-2015

18 roof, 92 plots

12

Materials and Methods

Google map

Telemark University College Marina Bakhtina 19-10-2015

Data collection

from companies

▹ Company▹ Area▹ Year of implementation▹ Type of mat (what plant species is inside the mix)▹ Type of green roof system (all layers)▹ Flat/ slope roof▹ Height of the building

13

Materials and Methods

Telemark University College Marina Bakhtina 19-10-2015

Data collection from fieldwork

▹ Floristic sampling▹ Soil sampling, every

second plot▹ Depth of soil - 3

measurements▹ Extra notes: sun/wind

exposure

14

Materials and Methods

Telemark University College Marina Bakhtina 19-10-2015

Is the range of the species changing over the years?

Yes

15

Materials and Methods

Telemark University College Marina Bakhtina 19-10-2015

Species groups

16

Materials and Methods

Telemark University College Marina Bakhtina 19-10-2015

Examples of extra species

17

Materials and Methods

Photo on the roof Haraldrud Gjennvinning, Oslo

Telemark University College Marina Bakhtina 19-10-2015

46 samples to measure:

▹ pH▹ Nutrients▹ Water holding capacity▹ Organic matter

Soil analysis

18

Materials and Methods

My soil samples in soil laboratorium, Bø i Telemark

Telemark University College Marina Bakhtina 19-10-2015

▹ To measure a soil temperature

LogTag Temperature

Recorders

19

Materials and Methods

Telemark University College Marina Bakhtina 19-10-2015 20

Photo on the roof Lovisenberg diakonale høgskole, Oslo

Telemark University College Marina Bakhtina 19-10-2015

Thank you!

More pictures from Green Roofs in Oslo at my blog

https://marinabakhtina.wordpress.com/

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Telemark University College Marina Bakhtina 19-10-2015 22

Contact information

https://marinabakhtina.wordpress.com