Atmosphere,
Journal Year:
2024,
Volume and Issue:
15(10), P. 1165 - 1165
Published: Sept. 29, 2024
The
knowledge
of
the
deposition
fate
ambient
polycyclic
aromatic
hydrocarbons
(PAHs)
on
plant
leaves
is
limited.
To
fill
in
this
gap,
study
strives
to
observe
intermolecular
complex
between
and
epicuticular
wax
using
laser
scanning
microscopy.
Epicuticular
refers
a
type
organic
mixture
that
covers
outermost
layer
leaves.
20
tree
species
were
collected
Beijing
July
2023.
concentrations
31
PAHs
quantified
by
gas
chromatography–mass
spectrometry.
Furthermore,
complexes
found
with
fluorescence
spectrofluorometer
levels
total
across
ranged
from
12.4
ng
g−1
68.4
g−1.
Differences
amounts
observed,
which
may
be
ascribed
differences
leaf
surface
types.
higher
concentration
low-molecular-weight
was
compared
high-molecular-weight
PAHs.
identified
formation
new
emission
at
an
excitation
wavelength
340
nm
relative
We
used
microscopy
405
for
stomata
This
situ,
provides
important
information
about
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(9), P. 4127 - 4127
Published: May 2, 2025
Microbial
remediation
is
an
eco-friendly
and
cost-effective
method
for
treating
organic-contaminated
soil,
essential
sustainable
land
use
due
to
its
minimal
secondary
pollution
operational
simplicity.
However,
during
the
degradation
of
polycyclic
aromatic
hydrocarbons
(PAHs),
formation
polar
or
toxic
intermediate
metabolites
can
lead
unpredictable
ecotoxicological
impacts.
In
this
study,
we
investigated
effects
microbial
soils
on
wheat
seedling
growth
physiology,
evaluated
soil
ecotoxicity
throughout
process.
The
results
showed
that
concentrations
benzo[a]anthracene
(BaA)
benzo[a]pyrene
(BaP)
decreased
by
70.4%
49.9%,
respectively,
following
degradation,
with
process
a
second-order
kinetic
model.
Despite
reduction
in
pollutants,
toxicity
increased
from
days
10
20,
peaked
day
then
gradually
decreased,
but
it
remained
elevated
Increased
inhibited
seed
germination,
growth,
chlorophyll
content,
induced
oxidative
stress,
suppressed
enzyme
activity.
Gas
chromatography–mass
spectrometry
(GC-MS)
analysis
identified
as
primary
contributors
enhanced
ecotoxicity.
Wheat
germination
potential,
plant
height,
root
length,
superoxide
dismutase
(SOD)
catalase
(CAT)
activity
roots
effectively
indicate
These
parameters
facilitate
optimization
strategies
ensure
restored
functionality
long-term
ecological
sustainability.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(17), P. 7458 - 7458
Published: Aug. 29, 2024
Microbial
remediation
has
become
a
prominent
focus
in
soil
pollution
control
due
to
its
environmental
friendliness,
cost-effectiveness,
and
high
efficiency.
The
effectiveness
of
microbial
is
rooted
the
interactions
between
metabolic
activities
environment.
Various
microorganisms
employ
distinct
mechanisms
for
pollutant
treatment,
including
surface
adsorption,
intracellular
accumulation,
biomineralization.
Using
Web
Science
Core
Collection
database,
tools
such
as
CiteSpace
6.1.R6,
VOSviewer
1.6.20,
HistCite
Pro
were
employed
conduct
quantitative
analysis
several
key
aspects:
volume
thematic
distribution
research
papers
on
soils,
cooperative
networks
countries
institutions,
leading
journals,
major
hotspots,
emerging
trends.
reveals
that
utilizing
regulatory
functions
remediate
inorganic
pollutants,
heavy
metals,
organic
PAHs,
becoming
significant
frontier
future
research.
This
study
provides
valuable
reference
scholars
aiming
understand
current
status
remediation,
both
domestically
internationally.
It
also
offers
guidance
developing
efficient,
sustainable,
safe
strategies
while
identifying
directions
innovative
specific
results
are
follows:
(1)
China,
USA,
India,
other
have
frequency
citations
this
field,
more
in-depth.
(2)
More
attention
been
paid
use
contaminated
world,
mainly
Environmental
Sciences.
(3)
Major
publications
include
Chemosphere,
Journal
Hazardous
Materials,
Total
Environment.
In
literature,
restore
environment
combination
plants
repair
by
metals
occupy
proportion.
(4)
areas
application
(crude
oil
polycyclic
aromatic
hydrocarbons
(PAHs)),
contribution
degradation
toxicity
assessment
systems.
development
combined
technology
hotspot
field
focusing
symbiosis
mycorrhizal
fungi
plant
roots,
enhancement
ability
absorb
degrade
pollutants
their
tolerance,
interaction
mechanism
indigenous
plants.
