Indoor Air,
Journal Year:
2024,
Volume and Issue:
2024(1)
Published: Jan. 1, 2024
In
the
quest
to
optimize
residential
environments
for
health
and
sustainability,
understanding
interaction
between
pedestrian
dynamics
environmental
parameters
is
crucial.
This
study
delves
into
this
intersection
by
conducting
a
detailed
spatial‐temporal
analysis
within
an
apartment
building.
The
research
reveals
pivotal
insights
about
relationship
flow
quality.
Key
findings
reveal
distinct
patterns
in
traffic,
with
two
main
peaks
early
morning
late
evening,
accounting
approximately
24%
of
daily
movement.
identifies
pronounced
preference
upward
elevator
use,
reflecting
residents’
lifestyle
floor‐level
choices.
Importantly,
we
observed
variable
correlations
pollutants.
Pollutants
like
PM
2.5
carbon
monoxide
exhibited
weak
correlations,
while
noise,
TVOC,
formaldehyde,
ozone
showed
stronger
associations
human
uncovered
significant
spatial
differences
pollutant
levels
across
building,
higher
particulate
matter
seventh‐floor
room.
data
suggest
need
tailored
pollution
management
strategies,
especially
noise
hazardous
compounds
formaldehyde
ozone,
which
exceed
safety
limits
certain
areas.
Our
offer
critical
design
environments,
emphasizing
importance
considering
both
factors
optimizing
living
spaces
efficiency.
Polish Journal of Environmental Studies,
Journal Year:
2024,
Volume and Issue:
33(5), P. 5767 - 5778
Published: April 22, 2024
Tangshan
is
known
as
a
typical
heavy
industrial
city
with
serious
atmospheric
pollution.It
suffers
the
most
pollution
during
winter
heating
period.This
study
aims
to
explore
level
and
spatial
distribution
of
element
deposition
in
area
validate
suitability
Ramalina
sinensis
(RSI)
an
active
biomonitor
North
China
cities.
RSI
was
transplanted
(Dec.2016-Mar.2017)
exposed
for
17
weeks.The
concentration
51
elements
tested
using
ICP-MS
(inductively
coupled
plasma
mass
spectrometer).The
results
showed
that
exposure
all
but
Ag
significantly
higher
than
background
value.Principal
component
analysis
(PCA)
K,
P,
Rb
were
separated
into
group
G5,
these
nutrients
have
lower
bioaccumulation
other
groups.The
remaining
47
classified
groups
G1
(Al,
Be,
Co,
Cr,
Cs,
Ge,
Li,
Nb,
Ni,
Si,
Th,
Ti,
U,
V,
16
rare
earth
La,
Ce,
Pr,
Nd,
Sm,
Eu,
Gd,
Tb,
Dy,
Ho,
Er,
Tm,
Yb,
Lu,
Y,
Sc)
crustal
origin,
G2
(Ca,
Cd,
Cu,
Mg,
Mn,
Mo,
S,
Sb,
Sr,
Zn)
G3
(Bi,
Pb,
Sn)
G4
(As,
Fe,
Se,
Tl)
crustal-atmospheric
origin.The
overall
moderate
(PLI
zone
=
2.010
combined
G1-4),
highest
(high
severe)
G2.The
concerned
are
Ca
which
high
at
regional
scale.All
show
similar
pattern
characterized
by
decreasing
from
east
west
rural
urban
areas.These
indicate
good
elements,
barring
some
nutrients.The
importance
should
be
emphasized
indicator
anthropogenic
emissions
lichen-active
biomonitoring
techniques
cities.The
experienced
certain
degree
pollution,
contributed
mainly
frequent
agricultural
activities
coal
combustion
areas
around.This
first
monitor
cities
lichen
method.
Frontiers in Marine Science,
Journal Year:
2024,
Volume and Issue:
11
Published: Aug. 13, 2024
Introduction
In
recent
years,
cadmium
pollution
has
increasingly
serious
impacts
on
aquatic
environments,
directly
threatening
the
health
and
growth
of
freshwater
fish
causing
significant
economic
losses
to
aquaculture
industry.
However,
there
is
limited
research
effects
gut-liver
axis
hepatotoxicity
in
fish.
Therefore,
this
study
investigated
potential
toxic
induction
through
largemouth
bass.
Methods
This
experiment
was
divided
into
four
groups,
each
with
different
concentrations
solution
added
water
(0.00
mg/L,
1.024
1.537
2.306
mg/L),
three
replicates
per
group,
a
feeding
period
42
days.
Results
discussion
The
findings
indicate
decline
performance
bass
under
stress
(P<0.05).
Cadmium-induced
oxidative
inhibited
activity
antioxidant
enzymes,
activated
Nrf2-Keap1
pathway,
resulting
increased
levels
MDA
ROS,
decreased
activities
CAT,
GSH-PX,
SOD
as
well
related
gene
expressions
Additionally,
down-regulated
expression
IL-10
up-regulated
IL-15,
IL-8,
IL-1β,
TNF-α,
MT,
indicating
an
inflammatory
response
liver
Tissue
section
observations
after
revealed
hepatocyte
nuclear
condensation,
cell
degeneration,
necrosis,
vacuolization,
shortened
intestinal
villi
epithelial
metaplasia.
Furthermore,
barrier-related
proteins
ZO-1
Occludin
(P<0.05),
reducing
microbial
diversity.
Correlation
analysis
close
relationship
between
microbiota
hepatic
immune
factors.
summary,
can
disrupt
barrier,
alter
structure
microbiota,
may
potentially
play
role
toxicity
liver.
Indoor Air,
Journal Year:
2024,
Volume and Issue:
2024(1)
Published: Jan. 1, 2024
In
the
quest
to
optimize
residential
environments
for
health
and
sustainability,
understanding
interaction
between
pedestrian
dynamics
environmental
parameters
is
crucial.
This
study
delves
into
this
intersection
by
conducting
a
detailed
spatial‐temporal
analysis
within
an
apartment
building.
The
research
reveals
pivotal
insights
about
relationship
flow
quality.
Key
findings
reveal
distinct
patterns
in
traffic,
with
two
main
peaks
early
morning
late
evening,
accounting
approximately
24%
of
daily
movement.
identifies
pronounced
preference
upward
elevator
use,
reflecting
residents’
lifestyle
floor‐level
choices.
Importantly,
we
observed
variable
correlations
pollutants.
Pollutants
like
PM
2.5
carbon
monoxide
exhibited
weak
correlations,
while
noise,
TVOC,
formaldehyde,
ozone
showed
stronger
associations
human
uncovered
significant
spatial
differences
pollutant
levels
across
building,
higher
particulate
matter
seventh‐floor
room.
data
suggest
need
tailored
pollution
management
strategies,
especially
noise
hazardous
compounds
formaldehyde
ozone,
which
exceed
safety
limits
certain
areas.
Our
offer
critical
design
environments,
emphasizing
importance
considering
both
factors
optimizing
living
spaces
efficiency.