Research Square (Research Square),
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 25, 2024
Abstract
Seagrasses
have
gathered
increasing
attention
due
to
their
multifaceted
ecological
roles.
Apart
from
significance,
seagrasses
potent
antifungal
properties,
indicating
potential
for
diverse
applications.
The
efficacy
of
methanolic
extracts
derived
five
seagrass
species
(Cymodocea
serrulata,
Cymodocea
rotundata,
Halodule
pinifolia,
Halophila
ovalis,
and
Syringodium
isoetifolium)
was
assessed
against
selected
pathogenic
fungal
strains
using
the
agar
well
diffusion
method.
extract
different
exhibited
notable
activity
Penicillium
chrysogenum
serrulata-
19.5mm
pinifolia-
19.9mm
ovalis-
10.3mm
isoetifolium-
9.6mm).
Least
inhibition
noted
Candida
albicans
serrulate
-
4.6
mm,
rotundata
4.3mm
pinifolia
6.5
mm).
findings
show
that
Enhalus
acoroides
at
concentrations
500µg
1000µg
remarkable
almost
all
pathogens
under
study.
samples
exhibiting
significant
were
subjected
metabolite
profiling
GC-MS.
A
total
23
compounds
identified
in
while
25
detected
pinifolia.
This
study
lays
groundwork
developing
bioactive
natural
products
with
applications
phytosanitary
practices,
offering
additional
advantages
environmental
safety
economic
viability.
ecology
significance
ecosystems
Rameshwaram
Islands
is
also
shown
manuscript.
Russian Chemical Reviews,
Journal Year:
2025,
Volume and Issue:
94(3), P. RCR5155 - RCR5155
Published: March 1, 2025
The
presence
of
microplastics
(MPs)
in
the
environment
is
a
highly
relevant
and
aggravating
environmental
problem,
which
concern
not
only
for
specialists
various
fields
but
also
everyone
who
cares
about
future
Earth.
ever-increasing
production
polymers
expanding
use
plastic
products
enlarged
MP
concentrations
Earth's
ecosystem.
need
to
control
accumulation
spread
MPs
caused
by
current
crisis
where
no
microplastic-free
areas
have
remained
on
number
studies
dealing
with
existing
potential
threat
living
organisms
from
consumption
increasing
every
year.
aim
this
review
systematize
available
information
occurrence
briefly
describe
main
types
polymer
materials
acting
as
sources
mechanisms
formation
transport
environment.
hazardous
behaviour
analyzed
considering
their
impact
physiology
aquatic
soil
organisms.
Special
emphasis
demonstrating
adverse
effect
emissions
3D
printing
materials.
An
overview
methods
capture
given
facilitate
analysis
development
more
reliable
removal
disposal.
As
result
review,
we
assess
long-term
human
health
consequences
exposure.
Understanding
formation,
lifecycle
environment,
ways
interaction
will
controlling
design
implementation
effective
techniques
remediation
prevent
ecological
consequences.
<br>The
bibliography
includes
244
references.
Emerging contaminants,
Journal Year:
2024,
Volume and Issue:
11(1), P. 100394 - 100394
Published: July 20, 2024
Microplastic
(MP)
contamination
in
freshwater
systems
is
a
prevalent
and
persistent
environmental
issue,
yet
their
occurrence
distribution
remain
poorly
constrained.
The
present
study
examines
the
MPs
abundance
sediment
water
samples
factors
controlling
Manasbal
Lake,
north-western
(NW)
Himalaya.
Additionally,
investigates
relationship
between
heavy
metals
of
sediment,
as
well
potential
interactions.
counts
lake
surface
varied
from
840
nkg−1
to
4020
13
nL−1
89
nL−1,
respectively.
Lake
exhibited
spatial
heterogeneity,
with
greatest
observed
eastern
northeastern
areas
near
inlets.
Grain
size
land
use
appear
collectively
modulate
variability
sediments.
Five
main
types
were
identified:
beads/pellets,
fragments,
fibres,
foams,
films,
beads
being
predominant
type.
Polypropylene,
polyethylene,
polystyrene
are
dominant
constituents
MPs,
domestic
sewage
suggested
source
for
lake.
Furthermore,
factor
indicated
high
level
lead
sediments,
while
copper
cobalt
showed
moderate
inlet.
SEM-EDS
analysis
illustrated
presence
toxic
elements
such
Hg,
Zn,
Pb,
Cr,
Cd,
Ni,
Cu
MPs.
This
expands
baseline
characterization
enhances
our
understanding
sources
influencing
MP
distribution.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(23), P. 10246 - 10246
Published: Nov. 22, 2024
This
review
investigates
the
pivotal
challenge
of
recycling
material
waste
in
context
additive
manufacturing.
We
place
an
emphasis
on
decentralized
3D
printing,
shedding
light
its
environmental
and
economic
implications.
As
manufacturing
experiences
exponential
growth,
environment
impact
generation
during
printing
processes
has
become
increasingly
significant.
paper
explores
various
recycled
materials
commonly
used
including
polymers
like
polylactic
acid
(PLA),
acrylonitrile
butadiene
styrene
(ABS),
polyethylene
terephthalate
glycol
(PETG),
evaluating
their
characteristics
usability.
General
methodologies,
encompassing
mechanical
chemical
processes,
are
examined,
with
attention
paid
to
challenges
such
as
polymer
sorting,
additives,
coatings,
contamination,
thermoset
reprocessing.
The
economic,
societal,
impacts
integrating
into
examined.
By
identifying
research
gaps
proposing
future
trends,
this
contributes
development
a
deeper
understanding
how
can
play
role
achieving
sustainability
viability
within
landscape.
This
review
investigates
the
pivotal
challenge
of
recycling
material
waste
in
context
Additive
Manufacturing
with
an
emphasis
on
decentralized
3D
printing,
shedding
light
its
environmental
and
economic
implications.
With
additive
manufacturing
experiencing
exponential
growth,
impacts
generation
during
printing
processes
have
become
increasingly
significant.
The
paper
explores
various
recycled
materials
commonly
used
including
polymers
like
polylactic
acid
(PLA),
acrylonitrile
butadiene
styrene
(ABS),
polyethylene
terephthalate
glycol
(PETG),
evaluating
their
characteristics
usability.
General
methodologies,
encompassing
mechanical
chemical
processes,
are
examined
attention
to
challenges
such
as
polymer
sorting,
additives,
coatings,
contamination,
thermoset
reprocessing.
societal
impact
integrating
into
examined.
By
identifying
research
gaps
proposing
future
trends,
this
contributes
a
deeper
understanding
how
can
play
role
achieving
sustainability
viability
within
landscape.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(19), P. 4596 - 4596
Published: Sept. 27, 2024
Seagrass
meadows
consist
of
angiosperms
that
thrive
fully
submerged
in
marine
environments
and
form
distinct
ecosystems.
They
provide
essential
support
for
many
organisms,
acting
as
nursery
grounds
species
economic
importance.
Beyond
their
ecological
roles,
seagrasses
associated
microbiomes
are
rich
sources
bioactive
compounds
with
the
potential
to
address
numerous
human
healthcare
challenges.
Seagrasses
produce
molecules
responding
physical,
chemical,
biological
environmental
changes.
These
activities
can
treat
microbe-borne
diseases,
skin
diabetes,
muscle
pain,
helminthic
wounds.
also
offer
secondary
metabolites
be
used
societal
benefits.
Despite
results
on
presence
derivatives,
only
a
few
studies
have
explored
functional
therapeutic
properties
from
seagrass.
With
increasing
spread
epidemics
pandemics
worldwide,
demand
alternative
drug
discovery
has
become
an
indispensable
area
research.
present
reliable
natural
source,
making
this
opportune
moment
further
exploration
pharmacological
minimal
side
effects.
This
review
provides
comprehensive
overview
biochemical,
phytochemical,
biomedical
applications
globally
over
last
two
decades,
highlighting
prospective
areas
future
research
identifying
applications.
ChemEngineering,
Journal Year:
2024,
Volume and Issue:
8(5), P. 86 - 86
Published: Aug. 30, 2024
Microplastic
contamination
in
terrestrial
environments
has
risen
significantly,
far
exceeding
levels
marine
environments.
This
shift
underscores
the
concerning
prevalence
of
microplastics
(MPs)
sewage
sludge
and
soil,
raising
environmental
apprehensions.
Microplastics
from
various
sources
accumulate
systems,
consequently,
soil
have
transformed
into
primary
reservoirs
microplastic
pollutants,
capable
infiltrating
aquatic
ecosystems.
While
using
to
enrich
provides
nutrients,
it
simultaneously
introduces
substantial
content,
posing
hazards.
These
can
altering
its
properties
potentially
polluting
deeper
layers
groundwater,
compounding
risks.
review
scrutinizes
abundance,
types,
shapes
evaluating
their
impacts
suggesting
future
research
directions.
Statistical
analysis
reveals
higher
concentrations
(271
Particles/kg
dry
weight)
than
(34.6
Particles/kg).
Strong
correlations
between
(R2
=
0.95)
underscore
significant
influence
application
on
The
p-value
0.0001
indicates
a
correlation
MP
amounts
sludge,
while
0.47
suggests
no
association
wastewater
sludge.
Research
confirms
that
properties,
microbial
communities,
characteristics,
contingent
attributes
conditions.
Predominantly,
found
are
fibers
fragments,
often
linked
agricultural
fertilizer
use.
detrimentally
affect
bulk
density
aggregate
stability,
impairing
structure
surface.
Furthermore,
presence
alters
pollutant
transport
behavior
emphasizing
imperative
investigate
microplastics’
effects
mechanisms
for
mitigating
health
