Toxics,
Год журнала:
2024,
Номер
12(12), С. 897 - 897
Опубликована: Дек. 10, 2024
With
the
rapid
development
of
industry
and
agriculture,
soil
contamination
has
become
a
significant
environmental
issue,
heavy
metal
soils
is
an
important
part
it.
The
main
methods
for
remediation
metal-contaminated
include
physical
methods,
chemical
biological
combined
have
been
proposed
as
research
deepens.
However,
standards
evaluation
are
still
not
well-established.
This
article
discusses
sources
status
metals
in
soils,
advantages
disadvantages
technology
standards,
post-remediation
methods.
It
also
proposes
scientific
issues
to
be
addressed
future
provides
outlook
on
development,
hoping
assist
subsequent
studies
soils.
Plants,
Год журнала:
2025,
Номер
14(3), С. 491 - 491
Опубликована: Фев. 6, 2025
The
phytoremediation
potential
of
the
halophytic
plant,
Tamarix
smyrnensis
(T.
smyrnensis),
was
examined
in
toxic
metal
spoils
assisted
by
biochar
and
irrigation
air
nanobubbles.
substrate
(spoil)
used
present
study
derived
from
areas
close
to
laterite
(Ni-containing
ores)
mines.
efficiency
addition
two
rates
(5
t/ha
20
t/ha)
improve
microbial
properties
stabilize
soil
aggregates
also
examined.
Furthermore,
effect
with
air-nanobubble-supplemented
water
evaluated
for
remediation
spoils.
physiological
condition
plant
species
investigated
terms
biomass,
height,
chlorophyll
content,
antioxidant
enzymes.
alkali
heavy
accumulation
their
distribution
parts
were
assessed
explore
whether
metals
could
accumulate
root
further
translocate
aboveground
tissues.
growth
T.
not
adversely
affected
its
cultivation
lateritic
spoil,
highest
rate
exhibited
a
beneficial
on
weight
(aerial
subterranean
biomass).
application
led
significant
increases
total
showing
97.6%
increase
when
is
alone
136%
combined
nanobubble
irrigation.
Remarkably,
only
combining
nanobubbles
low
supplementation
did
translocation
tissues
occur
as
factor
estimated
be
greater
than
unity
(TF
>
1).
bioconcentration
factors
remained
below
1.0
(BCF
<
1)
across
all
treatments,
demonstrating
limited
mobilization
despite
amendments.
Finally,
increased
slightly
but
substantially
uptake
metals,
which
showed
decrease
compared
control
groups
lower
dosage
utilized.
Frontiers in Plant Science,
Год журнала:
2025,
Номер
16
Опубликована: Фев. 19, 2025
Heavy
metals
in
agricultural
soils
pose
a
major
threat
to
food
safety
and
human
health.
Among
all
heavy
metals,
cadmium
(Cd)
is
the
most
problematic
with
contamination
rates
of
7%
arable
land
5.3%
facility
vegetable
growing
China.
In
order
employ
"remediation
while
producing"
mode
contaminated
soils,
many
remediation
approaches
have
been
investigated
unsatisfactory
results.
Recently,
grafting
has
reported
potential
being
environmentally
friendly,
efficient,
widely
applicable
low-cost
for
soil
production.
A
review
recent
advances
mechanisms
Cd
accumulation
plants
as
influenced
by
was
conducted,
including
processes
root
uptake
translocation
aboveground
tissues,
xylem/phloem
loading.
The
impact
on
numerous
aspects
associated
found
extend
from
rhizosphere
microbial
community,
rootstock
genetic
variation,
rootstock-scion
interaction
plant
responses.
By
understanding
detoxification,
it
provided
theoretical
basis
selection
rootstocks
low
its
application
an
effective
phytoremediation
method
soils.
Agriculture,
Год журнала:
2025,
Номер
15(5), С. 447 - 447
Опубликована: Фев. 20, 2025
China
is
vigorously
promoting
green,
environmentally
friendly,
and
sustainable
agricultural
practices,
with
a
strong
emphasis
on
the
efficient
recycling
of
biomass
resources.
In
particular,
in
field
fertilizer
use,
country
has
clearly
stated
need
to
reduce
application
chemical
fertilizers,
improve
use
efficiency,
promote
substitution
fertilizers
organic
fertilizers.
This
study
aims
explore
effects
different
rates
biochar-based
soil-available
nutrients,
corn
growth,
inhibition
cadmium
absorption
transfer
through
experiments.
The
experiment
consisted
10
treatments,
including
blank
control
(CK),
at
1500
kg/ha
(T1),
3000
(T2),
4500
(T3),
I
(T4),
(T5),
(T6),
II
(T7),
(T8),
(T9).
results
indicate
that
surface
modified
biochar
exhibited
significant
fracturing
breakage,
an
increase
pore
size
number.
Mn
elements
were
successfully
loaded
onto
biochar,
number
certain
original
functional
groups
was
increased.
Among
all
T9
treatment
(biochar-based
kg/ha)
showed
best
improving
soil
pH,
matter,
alkali-hydrolyzable
nitrogen,
available
potassium,
significantly
increasing
these
parameters
by
0.69
units,
19.01%,
22.20%,
36.24%,
respectively,
compared
control.
T8
effect
reducing
content
grains,
reductions
32.84%
26.28%,
CK.
also
had
most
yield,
plant
height,
crown
width,
leaf
length,
improvements
64.08%,
0.16
m,
21.05%,
9.28%,
Correlation
analysis
revealed
length
positively
correlated
phosphorus,
while
they
negatively
content.
summary,
can
potassium
cadmium-contaminated
soils
enhancing
yield
growth
traits.
Moreover,
effectively
grains.
performed
crop
nutrient
content,
both
grain
effectiveness
ranking
as
follows:
>
fertilizer.
this
provide
new
approach
resource
utilization
waste
offer
theoretical
basis
for
safe
production
context
heavy
metal
pollution.
FUDMA Journal of Sciences,
Год журнала:
2025,
Номер
9(2), С. 193 - 208
Опубликована: Фев. 28, 2025
Tannery
effluent
poses
significant
risks
to
soil
health,
primarily
through
contamination
with
heavy
metals
like
chromium,
sulphides,
and
persistent
organic
pollutants
(POPs).
These
toxic
substances
inhibit
microbial
activity,
reducing
nutrient
cycling
matter
decomposition
essential
for
fertility.
Beneficial
microorganisms,
including
nitrogen-fixing
bacteria,
are
particularly
affected,
leading
altered
communities
dominated
by
less
advantageous,
metal-tolerant
species.
Accumulation
of
POPs
disrupts
enzymatic
activities,
interferes
plant
root
growth,
complicates
remediation
efforts
due
pollutant
migration
groundwater
potential
entry
into
the
food
chain.
Prolonged
exposure
such
contaminants
diminishes
fertility,
reduces
resilience,
ecosystem
services,
posing
threats
agricultural
productivity
environmental
health.
This
review
was
aimed
outline
what
made
bioremediation
a
superior
treatment
technology
among
other
methods
used
in
remediating
tannery
contaminated
soil.
Efforts
mitigate
impacts
involve
combination
physical,
chemical,
biological
technologies.
Physical
washing,
flushing,
thermal
desorption
focus
on
removing
or
isolating
contaminants,
while
chemical
approaches
as
oxidation,
reduction,
stabilization
transform
harmful
forms
immobilize
them.
Biological
leverages
microorganisms
plants
detoxify
sustainably.
Bioremediation
strategies
aid
bioaugmentation
biostimulation
do
enhance
activity
address
inorganic
effectively
more
than
physical
methods.
Another
excellent
called
phytoremediation
can
also
effectively,
Achieving
better
technique
should
be
coupled
stringent
industrial
regulations,
sustainable
tanning
methods,
stakeholder
awareness
