Urban MetabolismAn Introduction
Paul HoekmanMetabolism of Cities
=
An analogy used to better understand cities
Use of « urban metabolism » over time
MarxSocial Ecology
BurgessHuman Ecology
WolmanUrban MetabolismIndustrial ecology
DuvigneaudUrban Ecology
SwyngedouwPolitical Ecology
NewellPolitical-Industrial
Ecology
Core principles
Research field studying flowsand actors from a systemic perspective
Urban metabolism approach
Inputs
Outputs
CITY
Urban metabolism approach
Water
Energy
Materials
Wastewater
GHG
Materials
CITY
Urban metabolism approach
Water
Energy
Materials
Wastewater
GHG
Materials
BuiltEnvironment
Economy
Society
Urban metabolism approach
BuiltEnvironment
Economy
Society
Water
Energy
Materials
Wastewater
GHG
Materials
An ever-expanding field
Mu
san
go,
J.K
., C
urr
ie,
P. &
Robin
son
, B
. (2
01
7)
Urb
an m
eta
bolis
m f
or
reso
urc
e
effi
cien
t ci
ties:
fro
m t
heory
to im
ple
menta
tion
. Pa
ris:
UN
En
viro
nm
ent.
htt
ps:
//m
eta
bolis
mofc
itie
s.org
/pag
e/m
ap
What can urban metabolism
do?(from an industrial ecology
point of view)
Monitoring urban resource use and pollution emissions
Data
: H
oekm
an
, P &
Von B
lott
nit
z, H
. 2
01
7.
Cap
e T
ow
n’s
Meta
bolis
m:
Insi
ghts
fro
m
a M
ate
rial Fl
ow
analy
sis.
Journ
al of
Ind
ust
rial E
colo
gy.
21
(5):
12
37
-12
49
Vis
ualis
ati
on
: C
urr
ie, P.
K., M
usa
ngo,
J.K
. an
d M
ay,
N.D
. 2
01
7.
Urb
an m
eta
bolis
m:
A
revie
w w
ith r
efe
ren
ce t
o C
ap
e T
ow
n.
Cit
ies.
70
:91
-11
0
Cape Town’s material balance (2013)
Indirect effects/impacts of cities
Ath
an
ass
iad
is, A
., M
. C
hri
stis
, P.
Bou
illard
, A
. Verc
als
tere
n, R
. H
. C
raw
ford
, an
d A
. Z
. K
han.
20
18
. C
om
pari
ng a
terr
itori
al-
base
d a
nd a
consu
mp
tion-b
ase
d a
ppro
ach
to
ass
ess
th
e loca
l an
d g
lob
al en
vir
on
menta
l perf
orm
ance
of
citi
es.
Jou
rnal of
Cle
an
er
Pro
duct
ion 1
73
: 1
12
-12
3.
Kim
, E.
and
S. B
arl
es.
20
12
. Th
e e
nerg
y c
on
sum
pti
on
of
Pari
s and
its
su
pp
ly a
reas
from
th
e e
igh
teen
th c
entu
ry t
o t
he p
rese
nt.
Regio
nal E
nvi
ron
menta
l C
han
ge 1
2(2
):
29
5-3
10
.
Socio-ecological regimes
Impossible to be circular? Ath
anass
iad
is, A
., M
. C
hri
stis
, P.
Bou
illard
, A
. Verc
als
tere
n, R
. H
. C
raw
ford
, an
d A
. Z
. K
han
. 2
01
8. C
om
pari
ng
a t
err
itori
al-
base
d a
nd a
con
sum
pti
on
-base
d a
ppro
ach
to
ass
ess
th
e loca
l an
d g
lob
al en
vir
on
men
tal p
erf
orm
an
ce o
f ci
ties.
Journ
al of
Cle
aner
Pro
du
ctio
n 1
73
: 1
12
-12
3.
Mapping flows & manifesting actors/infrastructure
Identifying drivers
Ath
an
ass
iadis
, A
. and
P. B
ouill
ard
. 2013
. C
onte
xtu
aliz
ing
the U
rban M
eta
bolis
m o
f B
russ
els
: C
orr
ela
tion
of
reso
urc
e u
se w
ith
loca
l fa
ctors
. In
Pro
ceedin
gs
of
CIS
BAT 2
013,
Inte
rnati
onal
Confe
ren
ce, C
leante
ch f
or
Sm
art
Cit
ies
& B
uild
ing f
rom
Nano t
o U
rban S
cale
. La
usa
nn
e:
EPFL-
Lausa
nne.
Ste
ph
an
, A
. an
d A
. A
than
ass
iad
is.
20
17
. Q
uanti
fyin
g a
nd m
ap
pin
g e
mb
odie
d
en
vir
onm
enta
l re
quir
em
en
ts o
f u
rban
bu
ildin
g s
tock
s. B
uild
ing
and
En
vir
onm
ent
11
4:
18
7-2
02
.
Ste
phan,
A.
an
d A
. A
than
ass
iad
is. 2
01
8. To
ward
s a m
ore
cir
cula
r co
nst
ruct
ion
se
ctor:
Est
imati
ng a
nd s
pati
alis
ing
cu
rrent
and
fu
ture
non-s
tru
ctu
ral m
ate
rial
rep
lace
men
t flow
s to
main
tain
urb
an
bu
ildin
g s
tock
s. R
eso
urc
es,
Conse
rvati
on a
nd
Recy
clin
g 1
29
: 2
48
-26
2.
Mapping the urban mine
Min
Futu
re f
ram
ew
ork
. M
inFu
ture
, 2
01
9.
ww
w.m
infu
ture
.eu
Undercover use of urban metabolism principles
Cit
y o
f C
ap
e T
ow
n.
Ann
ual W
ate
r Serv
ices
Develo
pm
ent
Pla
n P
erf
orm
an
ce-
an
d
Wate
r S
erv
ices
Au
dit
Rep
ort
FY2
01
6/1
7.
20
17
.
Thank you
Questions