Journal of environmental chemical engineering,
Journal Year:
2023,
Volume and Issue:
12(1), P. 111709 - 111709
Published: Dec. 13, 2023
UV
filters
are
a
class
of
emerging
water
pollutants
used
in
cosmetics
to
protect
the
skin
from
ultraviolet
radiation.
This
work
appraises
uptake
benzophenone-4
(BP-4),
widely
and
highly
soluble
sunscreen
agent,
by
its
adsorption
on
hydrotalcite
based
compounds.
The
studied
adsorbents
were
Mg3Al-CO3
(HT),
ultra-laminated
(UHT)
prepared
"Aqueous
Miscible
Organic
Solvent
Treatment"
their
calcined
products
(HT500
UHT500,
respectively).
Adsorbents
characterised
different
techniques
such
as
XRD,
TEM,
FT-IR,
BET,
XRF
TGA.
most
remarkable
feature
was
enhancement
specific
surface
area
(SSA)
samples,
UHT
UHT500
with
values
212
m2·g─1
247
m2·g─1,
respectively.
Adsorption
capacities
decreased
very
high
for
low
HT
order
>
HT500
HT.
results
showed
that
not
only
SSA
relevant
adsorbing
BP-4,
but
also
other
factors
anionic
exchange
capacity
(AEC)
charge.
In
addition,
product
(UHT-BP4)
evaluated
photocatalyst
air
purification,
exhibiting
good
efficiency
removal
atmospheric
NOx
gases.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(2), P. e24344 - e24344
Published: Jan. 1, 2024
The
continued
increase
in
the
global
population
has
resulted
increased
water
demand
for
domestic,
agricultural,
and
industrial
purposes.
These
activities
have
led
to
generation
of
high
volumes
wastewater,
which
an
impact
on
quality.
Consequently,
more
practical
solutions
are
needed
improve
current
wastewater
treatment
systems.
use
improved
ceramic
membranes
holds
significant
prospects
advancement
sanitation.
Hence,
different
studies
employed
search
low-cost
environmentally
friendly
starting
materials
engender
research
interests.
This
review
focuses
application
coal
fly
ash
membrane
technology
treatment.
processes
fabrication
various
limitations
material.
Several
factors
that
influence
properties
performance
also
presented.
Some
possible
proposed,
while
cost
analysis
ash-based
is
explored
evaluate
its
potential
large-scale
applications.
Land Degradation and Development,
Journal Year:
2023,
Volume and Issue:
35(4), P. 1261 - 1283
Published: Nov. 30, 2023
Abstract
Mercury
(Hg)
pollution
of
soil
and
water
environments
is
a
major
global
threat
to
human
health,
agri‐food
systems
ecosystems
industrial
activities
mainly
coal
combustion
augmented
their
content
in
different
environmental
media.
Bioremediation
nature‐based
solution
involving
microbial‐
plant‐based
(phytoremediation)
technologies
that
clean‐up
Hg
contaminated
sites.
Here,
we
review
Hg‐resistant
bacteria
how
latest
insights
our
understanding
the
cellular
biochemical
mechanisms
mer
operon
genes
responsible
for
resistance
transformation
have
facilitated
developments
microbial
Hg‐bioremediation.
We
also
phytoremediation
mechanisms,
including
those
bacterial‐
fungi‐assisted
processes,
which
shown
promising
results
reducing
2+
0
.
This
provides
detailed
knowledge
novel
bioremediation
methods.
Consequently,
phyto‐based
critical
role
reclamation
Hg‐contaminated
protection
health
ecosystems.
Metabolism-disrupting
chemicals
(MDCs)
have
attracted
widespread
attention
due
to
their
contributions
the
prevalence
of
metabolic
diseases
worldwide.
The
farnesoid
X
receptor
(FXR)
is
a
typical
lipid-sensing
nuclear
and
plays
crucial
role
in
development
diseases.
However,
few
studies
examined
FXR
activities
environmental
samples
corresponding
MDCs.
In
this
study,
we
found
FXR-antagonistic
93.6%
source
water,
surface
wastewater
(n
=
78)
collected
from
Yangtze
River
Yellow
River.
An
protein-affinity
guided
nontargeted
analysis
was
performed
identified
79
potential
FXR-active
pollutants
these
two
rivers.
Nine
exhibited
strong
(IC50:
2.39–141.9
μM),
6
pollutants,
including
triphenyl
phosphate
(TPHP),
4,4′-sulfonylbis[2-(2-propenyl)
phenol
(TGSA),
tonalid
(AHTN),
dichlorophen,
etoxazole
(ETX),
loratadine,
were
be
antagonists
for
first
time.
total
concentrations
nine
relatively
high
middle
downstream
reaches
River,
(TGSA
ETX)
not
previously
been
aquatic
environments.
A
risk
prioritization
revealed
that
TPHP,
TGSA,
AHTN
are
priority
with
affect
FXR.
Appropriate
management
would
reduce
health
risks
disruptions
associated
exposure
IntechOpen eBooks,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 10, 2025
Research
on
biological
solutions
for
sustainable
environmental
health
has
grown
significantly
over
the
years,
highlighting
urgent
need
innovative
and
effective
remediation
strategies.
Bioremediation,
an
ecologically
significant
practice,
uses
agents
to
address
despoiled
habitats
by
harnessing
metabolic
potential
of
microorganisms
or
cells
degrade,
remove,
dispose
contaminants
from
soil,
water,
air.
Bioremediation
pathways
are
part
general
life
processes,
like
energy
production,
do
not
result
in
breaking
down
one
pollutant
into
a
harmful
substance.
A
broad
spectrum
pollutants
can
be
bioremediated
through
specific
selection
such
as
bacteria,
microalgae,
aquatic
pulmonate,
fungi,
plants.
The
ecological
any
ecosystem
human
emphasized,
chemical
spills
components
influence
management
hydraulics
results
due
intricate
food
chain.
stands
development
low-cost
methodology
removing
heavily
affected
parts,
several
cases
their
enzymes
processes
used
removal
industrially
produced
hazardous
substances.
following
sections
dedicated
detailed
understanding
exploration
biodegradation
useful
pollutants,
well
reduction
hazards.
developments
methodologies
parts.
Furthermore,
involved
Separations,
Journal Year:
2025,
Volume and Issue:
12(5), P. 103 - 103
Published: April 22, 2025
In
this
study,
eco-friendly
and
sustainable
alginate-activated
carbon
(Alg-C)-based
beads
were
synthesized
characterized
for
the
adsorption
of
nonylphenols
(NPs)
from
aqueous
environments
under
various
conditions.
The
surface
characterization,
functional
groups,
behavior
analyzed
using
multiple
analytical
techniques.
effect
key
parameters,
including
dosage,
pH,
temperature,
reusability,
evaluated.
Isotherm
kinetic
studies
revealed
that
process
followed
a
pseudo-second-order
model
aligned
with
Freundlich
isotherm,
indicating
heterogeneous
surface.
exhibited
high
removal
efficiency
97%
over
five
reuse
cycles
in
50
mL
solution
10
mg
L−1
NPs
static
conditions,
demonstrating
their
recyclability.
Thermodynamic
analysis
suggested
potential
electrostatic
interactions,
supported
by
positive
Gibbs
free
energy
values.
highest
performance
was
achieved
within
90
min,
capacities
0.10
to
0.39
g−1.
Additionally,
Alg-C
remained
stable
across
different
pH
levels,
highlighting
robustness.
When
tested
wastewater
samples,
maintained
efficiency,
no
significant
matrix
effects
observed.
These
results
underscore
as
promising
elimination
contaminated
water
sources.
