The
geological
background
level
of
metals
plays
a
major
role
in
mineral
distribution
and
watershed
diffuse
heavy
metal
(HM)
pollution.
In
this
study,
field
research
distributed
hydrological
model
were
used
to
analyze
the
distribution,
sources,
pollution
risk
HMs
sediments
with
high
HM
backgrounds.
Study
showed
that
landcover
promoted
transport
differences
from
upstream
estuary.
And
main
sources
Co,
Ni,
V
estuarine
natural
sources.
Sources
Pb
Zn
dominated
by
anthropogenic
accounting
for
76%
64%
their
respective
totals.
overall
ecological
anthropogenically
sourced
was
(46.6%),
while
contributions
Co
Ni
also
relatively
high,
35.70%
33.40%.
Moreover,
redundancy
analysis
variations
most
sensitive
soil
erosion
mineralizing
rock
distribution.
spatial
patterns
significantly
influenced
P
loading,
precipitation,
forest
This
combination
experiments
improves
understanding
variation
provides
new
perspective
formulating
effective
management
strategies.
Desalination and Water Treatment,
Год журнала:
2024,
Номер
317, С. 100089 - 100089
Опубликована: Янв. 1, 2024
This
article
delves
into
the
utilization
of
biochar
derived
from
diverse
waste
sources
as
an
effective
adsorbent
for
removing
heavy
metals
wastewater.
A
comprehensive
quantitative
analysis
was
conducted,
scrutinizing
key
characteristics
sourced
various
materials
its
metal
adsorption
potential
in
wastewater
treatment.
is
based
on
extensive
dataset
spanning
2013
to
2023,
comprising
a
total
608
articles
retrieved
Scopus
database.
Advanced
bibliometric
and
scientific
mapping
techniques
were
employed
facilitated
by
tools
like
VOSviewer
Tableau
gain
insights
visualize
trends
this
field.
The
findings
indicate
consistent
upward
trajectory
publication
research
documents
over
recent
years.
Several
countries
have
emerged
productive
hubs,
demonstrating
substantial
influence
within
their
respective
regions
through
wide-ranging
collaborations.
Notably,
China,
India,
United
States,
South
Korea,
Australia,
Malaysia
stand
out
most
influential
contributors.
Furthermore,
study
explores
efficacy
adsorbing
ions,
shedding
light
relationships
between
these
variables.
Keyword
conducted
identify
current
hotspots
domain.
In
sum,
paper
offers
perspective
evolution
formidable
It
serves
catalyst
further
endeavors,
encouraging
scholars
explore
novel
or
modifications
that
can
enhance
performance
while
ensuring
stability
efficiency.
Water,
Год журнала:
2024,
Номер
16(12), С. 1692 - 1692
Опубликована: Июнь 13, 2024
Systematic
and
scientific
assessments
on
heavy
metal
pollution
are
greatly
important
to
protecting
the
coastal
eco-environment.
In
this
paper,
spatial
distribution,
degree,
ecological
toxicity
possible
sources
of
eight
elements
collected
from
126
marine
715
terrestrial
surface
sediments
surrounding
Dingzi
Bay
were
analyzed
by
obtaining
concentration
measurements.
The
results
revealed
that
concentrations
metals
followed
a
pattern:
inner
bay
>
areas
outer
bay.
Cr,
Ni,
Cu,
Zn,
Cd,
Pb,
Hg
found
accumulate
in
fine
particles
(<0.063
mm),
while
As
showed
an
association
with
specific
(>0.25
mm
<0.016
mm).
Spatial
patterns
varied
non-polluted
low
levels
overall,
localized
contamination
individual
elements.
addition
natural
sources,
four
types
anthropogenic
identified
settings.
Agricultural
pollution,
characterized
predominance,
exerted
profound
effects
both
environments.
Industrial
featuring
dominance,
was
widespread
land
environment
predominantly
linked
atmospheric
deposition.
Traffic
marked
elevated
Pb
concentrated
around
factories
densely
populated
areas.
Maritime
comprising
Hg,
primarily
occurred
nearshore
outside
findings
study
provide
data
authorities
charge
sustainable
zone
management
South
Yellow
Sea.
