Connecting blue-green infrastructure elements to reduce combined sewer overflows
Journal of Environmental Management,
Journal Year:
2024,
Volume and Issue:
365, P. 121465 - 121465
Published: June 19, 2024
By
infiltrating
and
retaining
stormwater,
Blue-Green
Infrastructure
(BGI)
can
help
to
reduce
Combined
Sewer
Overflows
(CSOs),
one
of
the
main
causes
urban
water
pollution.
Several
studies
have
evaluated
ability
individual
BGI
types
CSOs;
however,
effect
combining
these
elements,
likely
occur
in
reality,
has
not
yet
been
thoroughly
evaluated.
Moreover,
CSO
volume
reduction
potential
relevant
components
drainage
system,
such
as
detention
ponds,
quantified
using
hydrological
models.
This
study
presents
a
systematic
way
assess
combinations
mitigate
discharge
catchment
near
Zurich
(Switzerland).
Sixty
combinations,
including
four
elements
(bioretention
cells,
permeable
pavement,
green
roofs,
ponds)
different
implementation
rates
(25%,
50%,
75%,
100%
available
sewer
area)
are
for
runoff
routing
schemes.
Results
reveal
that
provide
substantial
reductions;
ponds
potentially
increase
frequency,
due
prolongation.
When
from
upstream
areas
is
routed
BGI,
reductions
differ
cumulative
achieved
by
types,
indicating
sum
effects
cannot
accurately
predict
combined
scenarios.
larger
consistently
more
cost-effective
than
small
areas,
since
additional
does
outweigh
costs.
The
best-performing
combination
depends
on
desired
objective,
being
reduction,
frequency
or
cost-effectiveness.
emphasizes
importance
mitigation
plans,
highlighting
their
critical
factors-BGI
area,
routing-
offering
novel
approach
develop
tailored
strategies
catchments
facing
challenges.
Language: Английский
Can blue–green infrastructure counteract the effects of climate change on combined sewer overflows? Study of a swiss catchment
Environmental Research Letters,
Journal Year:
2024,
Volume and Issue:
19(9), P. 094025 - 094025
Published: July 17, 2024
Abstract
Combined
sewer
overflows
(CSOs),
the
discharge
of
untreated
sewage
mixed
with
stormwater
into
surface
waters,
are
expected
to
increase
under
climate
change
as
a
result
more
extreme
rainfall.
Blue–green
infrastructure
(BGI),
such
bioretention
cells
and
porous
pavements,
can
help
reduce
amount
entering
combined
systems,
thus
reducing
CSO
discharge.
However,
our
understanding
potential
for
BGI
mitigate
CSOs
in
future
is
still
lacking,
performance
typically
evaluated
individual
elements
fixed
implementation
areas
historical
conditions
or
limited
scenarios.
In
response,
this
study
investigates
30
combinations
rates
prevent
increases
range
scenarios
an
urban
catchment
near
Zurich,
Switzerland.
Median
total
annual
rainfall,
projected
by
much
46%,
could
double
median
volume
frequency
up
52%.
Four
that
include
show
most
promise
climate;
given
diverse
responses
distinct
rainfall
patterns,
their
enhance
reduction
across
varying
patterns.
also
likely
become
cost-effective
climatic
led
larger
reductions
obtained
through
BGI.
there
trade-off
between
robustness
cost-effectiveness,
since
capacity
scales
rate
but
cost-effectiveness
declines.
Our
illustrates
effectiveness
various
climate,
calling
be
considered
drainage
adaptation.
Language: Английский
Unraveling the synergistic mechanisms of coagulation combined with oxidation for the treatment of sewer overflow: The interaction between iron species and NaClO
Journal of Hazardous Materials,
Journal Year:
2024,
Volume and Issue:
480, P. 135871 - 135871
Published: Sept. 17, 2024
Language: Английский
Exploring the degradation of ofloxacin in sewer overflows by Fe(Ⅵ)/PMS, Fe(Ⅵ)/PDS, and Fe(Ⅵ)/SPC: Overlooked synergistic effect of oxidation and in-situ coagulation
Journal of Hazardous Materials,
Journal Year:
2025,
Volume and Issue:
488, P. 137333 - 137333
Published: Jan. 22, 2025
Language: Английский
Integrating material flow analysis into hydrological model for water environment management of large-scale urban-rural mixed catchment
Qimeng Jia,
No information about this author
Haifeng Jia,
No information about this author
Mingzhuang Sun
No information about this author
et al.
The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
955, P. 177251 - 177251
Published: Nov. 2, 2024
Language: Английский
The impact of blue-green infrastructure on trace contaminants: A catchment-wide assessment
Water Research X,
Journal Year:
2024,
Volume and Issue:
25, P. 100261 - 100261
Published: Sept. 27, 2024
Language: Английский
Dynamics of the water infiltration process in permeable pavement using in situ experimentation and numerical simulation with hydrus-2D
RBRH,
Journal Year:
2024,
Volume and Issue:
29
Published: Jan. 1, 2024
ABSTRACT
This
work
presents
a
two-dimensional
simulation
of
infiltration
dynamics
in
real
permeable
pavement
(PP)
structure
the
city
Recife,
representing
more
realistically
geometry
bulb
and
water
redistribution
processes
PP.
Sixteen
tests
were
carried
out
on
PP
using
Beerkan
method.
The
hydrodynamic
parameters
surface
determined
by
applying
inverse
method
to
data.
Simulations
transfer
with
Hydrus-2D
properties
corresponding
highest
lowest
saturated
hydraulic
conductivity
observed
surface.
Satisfactory
characteristics
showed
good
adjustment
capacity
accumulated
curves
estimation
properties.
demonstrated
that
process
subgrade
depend
coating.
Language: Английский