Heliyon,
Год журнала:
2024,
Номер
10(4), С. e26023 - e26023
Опубликована: Фев. 1, 2024
The
augmented
prevalence
of
Se
(Se)
pollution
can
be
attributed
to
various
human
activities,
such
as
mining,
coal
combustion,
oil
extraction
and
refining,
agricultural
irrigation.
Although
is
vital
for
animals,
humans,
microorganisms,
excessive
concentrations
this
element
give
rise
potential
hazards.
Consequently,
numerous
approaches
have
been
devised
mitigate
pollution,
encompassing
physicochemical
techniques
bioremediation.
recognition
volatilization
a
strategy
mitigating
in
contaminated
environments
underscored
review.
This
study
delves
into
the
mechanisms
organisms,
including
plants,
microalgae,
microorganisms.
By
assessing
efficacy
removal
identifying
rate-limiting
steps
associated
with
volatilization,
paper
provides
insightful
recommendations
mitigation.
Constructed
wetlands
are
cost-effective
environmentally
friendly
alternative
treatment
volatilization.
fate,
behavior,
bioavailability,
toxicity
within
complex
environmental
systems
comprehensively
reviewed.
knowledge
forms
basis
developing
management
plans
that
aimed
at
contamination
protecting
ecosystems.
Microbial Cell Factories,
Год журнала:
2025,
Номер
24(1)
Опубликована: Янв. 14, 2025
Abstract
Extensive
anthropogenic
activity
has
led
to
the
accumulation
of
organic
and
inorganic
contaminants
in
diverse
ecosystems,
which
presents
significant
challenges
for
environment
its
inhabitants.
Utilizing
microalgae
as
a
bioremediation
tool
can
present
potential
solution
these
challenges.
Microalgae
have
gained
attention
promising
biotechnological
detoxifying
environmental
pollutants.
This
is
due
their
advantages,
such
rapid
growth
rate,
cost-effectiveness,
high
oil-rich
biomass
production,
ease
implementation.
Moreover,
microalgae-based
remediation
more
environmentally
sustainable
not
generating
additional
waste
sludge,
capturing
atmospheric
CO
2
,
being
efficient
nutrient
recycling
algal
production
biofuels
high-value-added
products
generation.
Hence,
achieve
sustainability's
three
main
pillars
(environmental,
economic,
social).
Microalgal
mediate
contaminated
wastewater
effectively
through
accumulation,
adsorption,
metabolism.
These
mechanisms
enable
reduce
concentration
heavy
metals
levels
that
are
considered
non-toxic.
However,
several
factors,
microalgal
strain,
cultivation
technique,
type
pollutants,
limit
understanding
removal
mechanism
efficiency.
Furthermore,
adopting
novel
technological
advancements
(e.g.,
nanotechnology)
may
serve
viable
approach
address
challenge
refractory
pollutants
process
sustainability.
Therefore,
this
review
discusses
ability
different
species
mitigate
persistent
industrial
effluents,
dyes,
pesticides,
pharmaceuticals.
Also,
paper
provided
insight
into
nanomaterials,
nanoparticles,
nanoparticle-based
biosensors
from
immobilization
on
nanomaterials
enhance
open
new
avenue
future
advancing
research
regarding
biodegradation
Frontiers in Plant Science,
Год журнала:
2024,
Номер
15
Опубликована: Авг. 30, 2024
The
contamination
of
soil
and
water
with
high
levels
heavy
metals
(HMs)
has
emerged
as
a
significant
obstacle
to
agricultural
productivity
overall
crop
quality.
Certain
HMs,
although
serving
essential
micronutrients,
are
required
in
smaller
quantities
for
plant
growth.
However,
when
present
higher
concentrations,
they
become
very
toxic.
Several
studies
have
shown
that
balance
out
the
harmful
effects
complex
systems
needed
at
molecular,
physiological,
biochemical,
cellular,
tissue,
whole
levels.
This
could
lead
more
crops
being
grown.
Our
review
focused
on
HMs'
resources,
occurrences,
implications.
will
also
look
how
plants
react
HMs
affect
seed
performance
well
benefits
provide
plants.
Furthermore,
examines
transport
genes
their
metabolic
responses
HMs.
We
examined
obstacles
potential
management
strategies.
Ecotoxicology and Environmental Safety,
Год журнала:
2024,
Номер
272, С. 116064 - 116064
Опубликована: Фев. 10, 2024
Copper
is
an
environmental
pollutant,
and
copper
in
aquatic
environments
mainly
comes
from
soil
water.
It
enters
the
environment
through
atmospheric
deposition,
sewage
discharge,
industrial
production,
organisms,
causing
toxicity.
Takifugu
rubripes
(T.
rubripes)
a
marine
fish
with
high
economic
value.
Due
to
toxic
effects
of
heavy
metals
on
organisms
such
as
fish,
it
can
affect
gut
community
metabolites
fish.
The
important
channel
for
communicate
outside
world
necessary
pathway
metabolism
nutrients
substances
body.
Studies
have
shown
that
due
changes
global
water
emissions
sensitivity
environment,
may
pose
greater
potential
hazards
organisms.
poses
risk
species
than
other
metal/metal
like
pollutants
(such
cadmium,
lead,
mercury,
arsenic,
etc.)
.
In
order
elucidate
exposure
T.
rubripes.
this
study,
we
exposed
0,
50,
100,
or
500
μg/L
three
days,
microbiota
structure
were
investigated
using
16
S
rRNA
gene
metabolomics
techniques.
research
results
indicate
increase
concentration,
intestinal
tissue
undergoes
significant
damage.
sequencing
show
alters
microbiota.
100
inhibited
colonization
bacterial
gut,
disrupted
barrier,
made
susceptible
pathogens.
Liquid
chromatography–mass
spectrometry
analysis
showed
regulated
production
L-histidine,
arachidonic
acid,
L-glutamic
which
are
related
energy
immunity.
Microbiome–metabolome
correlation
Subdoligranulum,
Family_XIII_AD3011_group,
Clostridium_sensu_stricto_1
key
bacteria
ion
intervention,
they
might
up-regulate
levels
indole-3-acetic
3-indoleacrylic
5-hydroxyindole
tryptophan
pathway.
summary,
our
has
demonstrated
cause
pathological
High
concentrations
ions
intestine,
damage
fish's
immune
system,
alter
microbiota,
lead
metabolic
dysfunction.
providing
reference
evaluation
biological
toxicity
metal
elements
environment.
This
study
provides
evaluating
environments.
Environmental Sciences Europe,
Год журнала:
2024,
Номер
36(1)
Опубликована: Янв. 10, 2024
Abstract
Background
The
management
of
sludge
from
municipal
wastewater
treatment
plants
(WWTPs)
is
a
global
issue,
but
also
an
opportunity
for
circular
reuse.
Recent
data
show
that
reuse
in
agriculture
has
the
highest
share
all
utilization
routes
EU.
Council
Directive
86/278/EEC
on
spreading
agriculture,
adopted
more
than
35
years
ago,
still
relevant,
notwithstanding
discussion
need
to
update
it.
Extracting
critical,
strategic,
and
precious
metals
metalloids
alternative
reuse,
which
offers
several
benefits,
such
as
avoiding
high
environmental
health
risks
associated
with
using
directly
agriculture.
Additionally,
it
allows
recovery
metals,
including
those
listed
Critical
Raw
Materials
by
European
Commission.
To
implement
this
alternative,
necessary
first
assess
metal
content
then
develop
economically
technically
viable
technologies.
In
study,
chemical
elements
eight
full-scale
WWTPs
Bulgaria
analysed
focus
on:
(1)
assessing
suitability
agricultural
application
evaluating
macro-
micronutrients
hazardous
metals;
(2)
possibility
source
critical
metals.
Results
For
main
nutrients,
following
contents
percentage
dry
weight
(DW)
were
recorded—2.06%
6%
N,
1.52%
2.67%
P
0.47%
0.81%
K,
are
line
case
studies
successful
Only
samples
two
exceeded
permitted
limit
metalloids.
On
other
hand,
21
metalloid
constituents
EU
Strategic
Material
(CRM)
list,
at
least
one
examined
above
10
mg/kg
15
elements.
average
mg/kgDW
Au
(1.1),
Al
(19,272.9),
Mg
(6677.6),
Ti
(1730.9),
Ga
(20.9)
As
(16.6)
measured
investigated
among
or
second
reported
countries.
Conclusions
results
study
prospects
optimising
improving
sewage
Bulgaria.
Sewage
most
potential
due
its
nutrient
content.
Large
amounts
accumulated
strategic
gold
silver
trapped
Bulgarian
sludge,
indicating
could
be
considered
these
valuable
Frontiers in Plant Science,
Год журнала:
2025,
Номер
15
Опубликована: Янв. 27, 2025
With
a
focus
on
plant
tolerance
to
environmental
challenges,
nanotechnology
has
emerged
as
potent
instrument
for
assisting
crops
and
boosting
agricultural
production
in
the
face
of
growing
worldwide
population.
Nanoparticles
(NPs)
systems
may
interact
molecularly
change
stress
response,
growth,
development.
NPs
feed
nutrients
plants,
prevent
diseases
pathogens,
detect
monitor
trace
components
soil
by
absorbing
their
signals.
More
excellent
knowledge
processes
that
help
plants
survive
various
stressors
would
aid
creating
more
long-term
strategies
combat
these
challenges.
Despite
many
studies
NPs’
use
agriculture,
we
reviewed
types
anticipated
molecular
metabolic
effects
upon
entering
cells.
In
addition,
discussed
different
applications
against
all
stresses.
Lastly,
introduced
risks,
difficulties,
prospects.
Toxics,
Год журнала:
2025,
Номер
13(1), С. 52 - 52
Опубликована: Янв. 12, 2025
Pollution
is
one
of
the
most
important
issues
currently
affecting
global
population
and
environment.
Therefore,
determining
zones
where
stringent
measures
should
be
taken
necessary.
In
this
study,
Principal
Component
Analysis
(PCA),
Factor
(FA),
t-distributed
Stochastic
Neighbor
Embedding
(t-SNE)
were
utilized
for
dimensionality
reduction
clustering
data
series
containing
concentration
10
heavy
metals
collected
at
14
locations.
The
Hazard
Quotient
(HQ)
Index
(HI)
to
determine
non-carcinogenic
risk
in
studied
zones.
highest
concentrations
samples
those
Fe,
Zn,
Mn,
Cr.
PCA
indicated
that
Fe
Zn
(Co
Cd)
had
contribution
on
first
(second)
(PC).
FA
showed
three-factor
model
adequate
explaining
variability
pollutant
concentrations.
factor
loadings
revealed
strength
association
between
variables
factors,
e.g.,
0.97
0.83
Cr,
0.99
Co.
HQ
ingestion,
HQing,
was
(between
6.10
×
10−5
2.57
10−4).
inhalation,
HQinh,
biggest
Mn
(from
1.41
10−3
1.95
10−3).
HI
varied
interval
[0.172,
0.573],
indicating
absence
a
risk.
However,
since
values
above
0.5
determined
four
sites,
continuous
monitoring
pollution
sampling
locations
