Land Degradation and Development,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 7, 2024
ABSTRACT
Microplastics
(MPs)
are
a
growing
concern
due
to
their
impact
on
ecosystems
and
human
health.
To
identify
the
layout
of
global
research
landscape,
emerging
topics,
future
directions
MP
research,
particularly
in
agricultural
context,
this
study
analyzed
16,134
publications
from
period
2014
2023.
The
findings
revealed
significant
increase
publications,
with
China
India
as
main
contributors.
Domestic
citations,
especially
have
increased,
potentially
indicating
reducing
international
information
exchange.
Seventy‐six
topics
were
identified,
marine
environments
appearing
39.8%
while
terrestrial
(12.5%)
(3.1%)
showed
substantial
growth.
At
same
time,
effects
pollution
is
changing
focus
aquatic
life,
such
fish
(24.9%),
soil
microbes
(3.5%)
plants
(6%).
In
six
identified:
plastics,
biosolids,
pollutant
interactions,
microbial
environmental
risks,
risks.
provide
comprehensive
overview
current
environment.
Future
should
prioritize
understanding
critical
questions
about
sources,
climate
change
effects,
contaminant
impacts
microorganisms
While
exploring
long‐term
MPs
ecosystems,
collaboration
exchange
be
emphasized
address
regional
gaps.
these
results
reflect
dominant
trends
field,
further
incorporating
broader
set
countries
language
sources
could
more
nuanced
perspective.
Emerging contaminants,
Год журнала:
2024,
Номер
10(4), С. 100368 - 100368
Опубликована: Май 11, 2024
As
an
exogenous
pollutant,
the
microplastics
accumulated
in
soil
could
alter
microbial
activity.
The
use
of
plastic
mulch
greenhouse
vegetable
planting
not
only
enhances
yield
and
quality,
but
also
leads
to
formation
accumulation
over
time.
It
is
essential
determine
characteristics
microorganisms
soils
with
varying
years
crucial
for
ensuring
quality
quantity.
Therefore,
this
study
investigated
abundance
particle
size
microplastics,
concentration
phthalates
(PAEs),
dynamics
activity
different
(5,
10,
15,
20,
25,
30
years).
Results
showed
that
increased
abundance,
size,
PAEs
as
progressed.
Specifically,
rose
from
70.0±8.7
224.0±10.4
items/kg,
proportion
sized
0-2
mm
increasing
14.02
69.11%,
total
escalating
0.31
1.89
mg/kg.
Additionally,
Bacteroidetes
Actinobacteria
levels
increased,
correlating
organic
matter
degradation.
Metabolic
pathway
linked
degradation
were
enriched
according
KEGG
analysis.
Correlation
analysis
revealed
notably
decreased
pH,
creating
acidic
environment
boosted
urease
relative
Nitrospirae.
This
sheds
light
on
their
impact
following
prolonged
planting.
Environmental Pollution,
Год журнала:
2024,
Номер
363, С. 125249 - 125249
Опубликована: Ноя. 6, 2024
Numerous
studies
have
been
conducted
to
investigate
the
impact
of
microplastics
on
soil
eco-system,
yet
little
attention
has
given
specific
effects
mulch
and
leaching
plastic
additives
from
films.
This
review
inspects
propensity
commonly
used
in
films,
such
as
Di(2-ethylhexyl)
phthalate
(DEHP),
bisphenol
A
(BPA),
benzophenones
(BPs),
migrate
into
soils
pose
potential
risks
biota.
Further,
we
highlight
degradation
non-biodegradable
films
over
time,
which
leads
an
increase
release
agricultural
soils.
DEHP
detected
high
concentrations
for
example
25.2
mg/kg
soils,
indicating
a
risk
uptake,
translocation
accumulation
plants,
ultimately
altering
physicochemical
properties
affecting
microflora
invertebrates.
The
also
explores
how
exposure
ultraviolet
(UV)
radiation
microbial
activities
accelerates
weathering
Moreover,
resultant
can
lead
genotoxicity
growth
inhibition
earthworms
(Eisenia
fetida)
negatively
microbiome.
Despite
significant
implications,
there
lack
comprehensive
reviews
comparing
film
flora
fauna.
Therefore,
this
addresses
knowledge
gaps
providing
bibliometric
analysis
eco-toxicological
evaluation,
discussing
challenges
future
perspectives
regarding
microplastics,
thus
offering
understanding
their
impact.
ACS Omega,
Год журнала:
2024,
Номер
9(51), С. 50064 - 50077
Опубликована: Дек. 11, 2024
Soil
ecosystems
are
under
serious
threat
from
microplastics
(MPs),
and
this
is
causing
worldwide
concern.
The
relationship
between
soil
MPs
has
become
a
popular
research
topic,
the
vertical
migration
of
increasing
interest.
This
Review
summarizes
current
status
into
factors
affecting
MPs.
Published
shows
that
characteristics
physicochemical
properties
affect
infiltration
process.
organisms
play
key
role
in
by
acting
as
vectors
or
result
adsorption.
Dissolved
organic
matter
metal
oxides
transfer
adsorption-desorption.
In
addition,
rainfall
dry-wet
cycles
alter
mobility
MPs,
leading
to
changes
processes.
Agricultural
activities
such
tillage
irrigation
may
distribute
throughout
topsoil.
Vertical
process
influenced
combination
factors,
these
MP
deposition
needs
be
explored
further.
In
this
investigation,
milk
samples
from
both
commercial
processed
sources
and
local
raw
cow
underwent
examination
for
microplastic
presence.
Results
definitively
affirmed
the
prevalence
of
microplastics
in
tested
milk,
totalling
66
particles
among
9
samples,
with
an
average
concentration
11.11
±
8.74
particles/L.
Microplastic
abundance
ranged
3
to
30
particles/L,
observed
through
microscopic
analysis,
showcasing
varied
characteristics
such
as
colour
(black,
blue,
red,
green,
transparent),
shapes
(fibres,
fragments),
sizes
(100-1000
µm).
Notably,
black
fibres
predominated.
Fourier-transform
infrared
spectroscopy
(FTIR)
spectra
played
a
pivotal
role
identification,
specific
peaks
scrutinized
matched
references.
The
study
revealed
that
pouches
are
primarily
PE
PP,
discernible
characteristic
like
CH2
asymmetric
stretching
at
2919
cm-1
symmetric
2851
cm-1.
Thermogravimetric
(TGA)
analysis
indicated
varying
thermal
responses
decomposition
behaviour,
polyethylene
decomposing
335
450°C.
Ecological Indicators,
Год журнала:
2024,
Номер
163, С. 112091 - 112091
Опубликована: Май 2, 2024
Accurately
identifying
the
optimal
spatial
scales
of
effect
analysis
influencing
factors
on
water
quality
is
crucial
for
effective
environment
management.
To
address
this,
we
propose
a
framework
that
consists
mix
scale
division
(watersheds,
riparian
buffers,
and
circular
buffers),
conduct
case
study
in
Yuanjiang
River
Basin
(YJRB).
Scale
effects
non-linear
impacts
various
were
identified.
The
results
revealed
variations
these
indicators
predominated
by
different
at
sales,
such
as
slope
(SL)
buffer
(w)
=
500
m
(r)
15
km
(with
contribution
percentage
16.6
%),
mean
annual
temperature
(TE)
watershed
(23.4
precipitation
(PR)
w
r
etc.
cultivated
land
(CL)
>
28
%
(w
m,
50
km)
will
lead
to
increase
total
phosphorus
(TP)
SL
26°
pondus
hydrogenii
(pH).
While,
POP
30
person
per
unit
area
100
1
km),
24°
NDVI
0.48
5
PR
1300
mm
watershed,
decrease
ammonia
nitrogen
(NH3-N),
(TN),
electrical
conductivity
(EC)
turbidity
(NTU)
respectively.
Results
indicated
precision
can
be
improved
regulating
within
considering
quality.
