Applied Sciences,
Год журнала:
2024,
Номер
14(16), С. 6879 - 6879
Опубликована: Авг. 6, 2024
In
conventional
gasoline
automobiles,
the
engine
powers
air
conditioning
system
and
noise
can
somewhat
mask
vibration
of
system.
pure
electric
vehicles,
however,
absence
an
makes
system’s
more
noticeable,
concentrated
in
a
limited
frequency
range
at
constant
speeds.
As
result,
aerodynamic
from
is
primary
source
vehicles.
Pipeline
silencers
are
main
method
for
reducing
this
noise.
The
current
silencer
design
uses
plane
wave
acoustic
theory
but
when
cavity
modal
resonance
occurs,
transmission
loss
error
relatively
high.
This
article
addresses
issue
non-planar
resonance,
studying
muffler
using
finite
element
to
reveal
under
mode
resonance.
A
dual
expansion
structure
impedance
composite
proposed,
with
sound-absorbing
materials
placed
enhance
performance.
analysis
characteristics
provides
theoretical
basis
control
vehicle
systems.
Environmental Epidemiology,
Год журнала:
2025,
Номер
9(2), С. e373 - e373
Опубликована: Март 6, 2025
Policies
to
implement
climate-forcing
pollution
emission
reductions
have
often
been
stymied
by
economic
and
political
divisiveness.
However,
certain
uncontested
nonregret
public
health
policies
that
also
carry
cobenefits
with
them
could
provide
more
achievable
policy
pathways
accelerate
the
implementation
of
climate
mitigation.
An
International
Society
for
Environmental
Epidemiology
Policy
Committee
endorsed
pre-28th
Conference
Parties
meeting
workshop
brought
together
experts
on
environment,
diet,
civic
planning,
review
current
understanding
approaches
change
mitigation
reducing
greenhouse
gas
emissions.
Promising
areas
identified
as
providing
included:
improving
air
quality
through
stronger
regulation
harmful
combustion-related
pollutants,
advancing
healthier
plant-based
food
procurement
programs,
promoting
sustainable
transport
options,
developing
infrastructure
(e.g.,
combustion-free
buildings),
use
forcing
substances
in
healthcare.
It
is
concluded
cities,
states,
nations,
when
aided
involved
professionals,
can
advance
many
practical
health,
planning
improve
well-being
will
serve
translate
ambitions
into
action.
Sustainability,
Год журнала:
2025,
Номер
17(7), С. 3000 - 3000
Опубликована: Март 27, 2025
Over
the
past
two
decades,
walkability,
accessibility,
and
urban
street
culture
have
become
major
study
topics
in
several
areas
of
contemporary
research,
including
sustainability,
economy,
healthy
cities,
x-minute
city.
Due
to
a
plethora
evidence
that
supports
benefits
an
accessible
walkable
neighborhood,
many
countries
cities
put
place
reform
agendas
prioritize
accessibility
walkability
promote
culture.
Saudi
Arabia
is
among
those
countries,
as
evidenced
by
goals
established
Vision
2030.
This
focuses
on
City
Hail’s
efforts
enhance
its
neighborhoods
city’s
accessibility.
looks
at
how
newly
constructed
pedestrian
infrastructure
matches
people’s
expectations
it
influences
people
Hail
walk.
also
makes
specific
suggestions
for
improvement
identifies
ways
forward.
employs
three-fold
‘post-occupancy
evaluation’
methodology
includes
qualitative
interviews,
quantitative
surveys,
direct
observation,
focusing
community
interacts
with
new
streetscapes.
recommends
designing
improved
rights-of-way,
enhancing
sidewalk
design
continuity,
creating
buffer
zones,
boosting
shade
shelter,
increasing
safety
security.
The
suggested
changes
will
added
benefit
strengthening
sense
residents
while
promoting
mixed-use
development,
which
generally
recognized
more
‘organic’,
natural
development
path
aligns
Saudi’s
heritage
architecture,
returning
space
roots.
These
findings
are
crucial
shaping
city
planning
beyond
emphasizing
inclusive
strategies
create
lively
communities
where
walking
encouraged
enjoyed.
Environmental Research,
Год журнала:
2025,
Номер
unknown, С. 121562 - 121562
Опубликована: Апрель 1, 2025
Air
pollution
poses
a
significant
threat
to
human
health,
especially
for
the
vulnerable
groups
such
as
children.
Given
that
schools
are
central
their
daily
lives,
ensuring
good
air
quality
in
these
environments
is
crucial.
This
study
evaluates
impact
of
traffic
restriction
interventions
around
by
integrating
citizen
science
monitoring
data
with
advanced
modeling
techniques.
From
February
4
March
4,
2023,
within
framework
project
called
"NO2,
No
Grazie!",
NO2
concentrations
were
measured
Milan
and
Rome
(Italy),
Italy's
two
most
populated
cities,
both
affected
high
traffic-related
pollution,using
passive
samplers.
The
spatial
distribution
across
entire
city
territories
was
estimated
using
Land
Use
Random
Forest
(LURF)
models.
Four
scenarios
developed
alongside
business-as-usual
one;
furthermore,
each
school
characterized
social
vulnerability
its
area.
In
total,
486
samplers
analyzed
407
Rome,
levels
averaging
47.1
μg/m3
42.6
μg/m3,
respectively.
LURF
models
explained
64%
53%
variability,
proximity
major
predictor.
Among
659
1,595
all
led
reductions.
effective
scenario
reduced
2.7
1.9
on
average,
maximum
observed
decreases
11.1
16.1
Schools
socioeconomically
deprived
areas
had
lower
less
impacted
restrictions.
underscores
value
policies
improving
schools.
Frontiers in Public Health,
Год журнала:
2025,
Номер
13
Опубликована: Апрель 9, 2025
The
increasing
frequency
and
severity
of
climate
risks
have
significantly
impacted
public
health
behaviors,
particularly
sports
participation.
Understanding
how
individuals
respond
to
these
environmental
shocks
is
crucial
for
designing
effective
adaptation
policies.
This
study
examines
the
short-term
long-term
effects
on
participation
among
middle-aged
young
adults,
exploring
underlying
mechanisms
driving
behavioral
changes.
Using
data
from
2014
2022
China
Family
Panel
Studies
(CFPS),
this
employs
fixed-effects
models,
two-stage
least
squares
(2SLS)
estimation,
a
four-stage
mediation
model
address
potential
endogeneity
uncover
causal
relationships.
Climate
are
assessed
using
multiple
proxy
variables,
robustness
checks
ensure
reliability
findings.
In
short
term,
reduce
effect
remains
consistent
across
different
specifications
estimation
methods.
Mechanism
analysis
reveals
that
lower
life
satisfaction
increase
digital
engagement,
both
which
influence
individuals'
physical
mental
health.
While
initially
discourage
participation,
occurs
through
engagement
indoor
exercise,
leading
improved
outcomes.
Heterogeneity
indicates
negative
more
pronounced
in
urban
western
regions,
with
rural
areas
experiencing
no
significant
positive
effects.
highlights
inhibitive
adaptive
responses
findings
provide
insights
into
adjust
their
health-related
behaviors
under
stress
offer
policy
recommendations
promote
targeted
interventions.
Sustainability,
Год журнала:
2025,
Номер
17(8), С. 3622 - 3622
Опубликована: Апрель 17, 2025
European
cities
are
under
pressure
to
be
at
the
forefront
of
climate
neutrality
while
providing
inclusive,
safe,
and
sustainable
urban
mobility.
Street
experiments
being
adopted
accelerate
this
transition,
yet
assessing
their
impact
remains
challenging.
This
study
addresses
gap
by
an
evidence-based
assessment
street
experiments.
The
research
builds
on
insights
from
20
cities,
including
13
EU
Cities
Mission,
regarding
expected
goals
current
evaluation
barriers.
A
preliminary
quasi-experimental
spatial
temporal
approach
is
proposed
further
enriched
through
identification
most
relevant
mobility
domains
indicators
addressed
cities.
An
exploration
data
collection
technologies
undertaken
meet
cities’
needs,
culminating
in
design
a
portable
easy-to-install
laboratory,
Labkit,
for
situ
non-intrusive
public
space
interventions.
Labkit
tested
validated
open
area
with
constant
flow
pedestrians,
cyclists,
e-scooters,
vehicles.
results
testing
process,
along
feedback
methodological
potential
indicators,
analysed.
concludes
discussion
opportunities
limitations
data-driven
approaches
proposal
future
directions.
Buildings,
Год журнала:
2024,
Номер
14(5), С. 1381 - 1381
Опубликована: Май 11, 2024
Research
simultaneously
examining
building
energy
consumption
and
outdoor
thermal
comfort
within
urban
environments
remains
limited.
Few
studies
have
delved
into
the
sensitivity
of
design
parameters
based
on
comfort.
The
purpose
this
study
is
to
investigate
correlations
between
morphological
performance
indicators,
focusing
(UTCI),
across
different
block
layouts
in
hot-humid
regions,
like
Guangzhou.
By
establishing
six
fundamental
models—three
individual
unit
three
group
layouts—the
research
explores
both
control
descriptive
through
extensive
simulation
studies.
Scatter
plot
visualizations
provide
insights
impacts
various
UTCI,
facilitating
a
comprehensive
analysis
trends
quantitative
relationships.
Additionally,
conducts
analyses
under
layout
conditions
highlight
their
influences
target
indicators.
findings
reveal
common
trends,
such
as
significant
plan
dimensions
Floor
Area
Ratio
(FAR)
efficiency
comfort,
well
differential
patterns,
varying
sensitivities
Shape
Factor
(S/V)
Sky
View
(SVF),
collective
layouts.
Ultimately,
offers
nuanced
understanding
morphology’s
role
creating
sustainable,
comfortable,
energy-efficient
environments,
providing
valuable
guidelines
for
form
climates.