Bioremediation Journal,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 27
Published: Nov. 20, 2024
The
hazardous
nature
of
heavy
metals
(HMs)
in
the
ecosystem
has
drawn
global
attention
due
to
its
emergence
as
a
major
environmental
and
public
health
concern.
As
toxic
are
non-degradable,
they
affect
not
only
animals
but
also
human
beings
vegetation.
These
HMs
long-lasting
pollutants
that
travel
vast
distances
from
their
site
origin
environment
bioaccumulate
humans
other
organisms
through
food
chain.
can
cause
extensive
pollution
since
frequently
produced
by
industrial
activities
inappropriate
disposal
procedures.
Biosurfactants'
(BSs)
versatility
makes
them
an
appealing
category
plays
essential
role
various
biotechnological
applications
for
remediation.
BSs
have
variety
characteristics,
including
metal
binding,
solubilization,
emulsification.
They
remediate
processes
like
complexation,
ion
exchange,
solubilization.
Furthermore,
owing
amphiphilic
nature,
improve
sorption
solubility
hydrophobic
contaminants
reduce
surface
area
interfacial
tension
immiscible
liquids.
result,
BS-based
remediation
important
part
removal
process
multiple
ways.
This
review
aims
provide
information
on
function
eliminating
bioremediation
sustainability.
Land Degradation and Development,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 9, 2025
ABSTRACT
Climate
change
significantly
impacts
terrestrial
ecosystems
by
altering
soil
moisture,
temperature
regimes,
rainfall
patterns,
and
frequency
of
extreme
weather
events.
These
disruptions
lead
to
shifts
in
community
structures,
accelerates
land
degradation
processes,
which
turn
exacerbate
the
global
food
crisis.
This
review
explores
roles
earthworms
fungi
improving
health
mitigating
insecurity
through
their
contributions
nutrient
cycling,
fertility,
plant
growth.
Earthworms
recognized
as
key
biological
agents
structures
enhancement,
carbon
sequestration.
They
play
crucial
heavy
metal
remediation,
quality,
fostering
sustainable
agricultural
practices
such
organic
farming.
The
emphasizes
influence
on
dynamics,
particularly
response
residues
management,
characteristics,
field
conditions.
Earthworm
activity
positively
affects
microbial
communities,
growth,
even
under
stress
factors
like
contamination
extremes.
Review
identifies
research
gaps
understanding
earthworm
distribution,
performance,
capacity
for
remediation
varied
agro‐ecological
contexts.
In
addition
biotic
factors,
present
also
examines
alternative
habits
superfoods
strategies
address
zero
hunger,
aligning
with
United
Nations
Sustainable
Development
Goals
(SDGs)
poverty
eradication,
improved
health,
overall
well‐being.
By
incorporating
into
systems
addressing
critical
needs,
there
is
significant
potential
mitigate
contribute
alleviation
crises.
Microorganisms,
Journal Year:
2025,
Volume and Issue:
13(1), P. 155 - 155
Published: Jan. 14, 2025
Although
bioremediation
is
considered
the
most
environmentally
friendly
and
sustainable
technique
for
remediating
contaminated
soil
water,
it
effective
when
combined
with
physicochemical
methods,
which
allow
preliminary
removal
of
large
quantities
pollutants.
This
allows
microorganisms
to
efficiently
eliminate
remaining
contaminants.
In
addition
requiring
necessary
genes
degradation
pathways
specific
substrates,
as
well
tolerance
adverse
environmental
conditions,
may
perform
below
expectations.
One
typical
reason
this
high
toxicity
xenobiotics
present
in
concentrations,
stemming
from
vulnerability
bacteria
introduced
a
site.
especially
true
planktonic
bacteria,
whereas
within
biofilms
or
microcolonies
have
significant
advantages
over
their
counterparts.
A
physical
matrix
essential
formation,
maintenance,
survival
bacterial
biofilms.
By
providing
such
immobilization,
formation
can
be
facilitated
accelerated.
Therefore,
immobilization
offers
comprehensive
solution
cleanup
by
harnessing
specialized
metabolic
activities
while
ensuring
retention
efficacy
at
target
sites.
many
cases,
also
need
methods
that
are
otherwise
required
initially
reduce
contaminant
concentrations.
Then,
will
possible
use
remediation
higher
concentrations
xenobiotics,
significantly
reducing
costs
maintaining
rapid
rate
processes.
review
explores
benefits
highlighting
materials
processes
developing
an
optimal
matrix.
It
focuses
on
following
four
key
areas:
(i)
types
organic
pollutants
impacting
human
health,
(ii)
strains
used
processes,
(iii)
(iv)
cells
various
carriers
targeted
pollutant
degradation.
Environment International,
Journal Year:
2024,
Volume and Issue:
184, P. 108448 - 108448
Published: Jan. 18, 2024
Biosurfactants-based
bioremediation
is
considered
an
efficient
technology
to
eliminate
environmental
pollutants
including
polycyclic
aromatic
hydrocarbons
(PAHs).
However,
the
precise
role
of
rhamnolipids
or
lipopeptide-biosurfactants
in
mixed
PAH
dissipation,
shaping
microbial
community
structure,
and
influencing
metabolomic
profile
remained
unclear.
In
this
study,
results
showed
that
maximum
degradation
was
achieved
lipopeptide-assisted
treatment
(SPS),
where
pyrene
phenanthrene
were
substantially
degraded
up
74.28%
63.05%
respectively,
as
compared
(SPR)
un-aided
biosurfactants
(SP).
Furthermore,
high
throughput
sequencing
analysis
revealed
a
significant
change
PAH-degrading
community,
with
Proteobacteria
being
predominant
phylum
(>98%)
followed
by
Bacteroidota
Firmicutes
all
treatments.
Moreover,
Pseudomonas
Pannonibacter
found
highly
potent
bacterial
genera
for
SPR,
SPS,
SP
treatments,
nevertheless,
abundance
genus
significantly
enhanced
(>97%)
SPR
groups.
On
other
hand,
non-targeted
through
UHPLC-MS/MS
exhibited
remarkable
metabolites
amino
acids,
carbohydrates,
lipid
metabolisms
input
whereas,
intensities
(more
than
two-fold)
observed
treatment.
The
findings
study
suggested
aforementioned
can
play
indispensable
well
seek
offer
new
insights
into
shifts
communities
their
metabolic
function,
which
guide
development
more
targeted
strategies
complete
removal
organic
such
from
contaminated
environment.
Environmental Science and Pollution Research,
Journal Year:
2024,
Volume and Issue:
unknown
Published: April 9, 2024
Abstract
Biosurfactants
have
been
profiled
as
a
sustainable
replacement
for
chemical-based
surfactants
since
these
bio-based
molecules
higher
biodegradability.
Few
research
papers
focused
on
assessing
biosurfactant
production
to
elucidate
potential
bottlenecks.
This
aims
assess
the
techno-economic
and
environmental
performance
of
surfactin
in
scale
65m
3
,
considering
different
product
yields
involving
European
energy
crisis
2021–2022.
The
conceptual
design,
simulation,
techno-economic,
assessments
were
done
by
applying
process
engineering
concepts
software
tools
such
Aspen
Plus
v.9.0
SimaPro
v.8.3.3.
results
demonstrated
high
economic
values
market
offset
low
fermentation
yields,
recovery
efficiency,
capital
investment.
sensitivity
analysis
assessment
elucidated
minimum
selling
price
between
29
31
USD/kg
surfactin,
while
processing
feasibility
4
5
kg/h
is
needed
reach
an
equilibrium
point.
must
be
improved
carbon
footprint
was
43
kg
CO
2
eq/kg
surfactin.
downstream
demand
are
main
bottlenecks
aspects
contribute
63
25%
total
emissions.
key
factors
future
optimization
research.
