Microorganisms,
Journal Year:
2025,
Volume and Issue:
13(1), P. 64 - 64
Published: Jan. 2, 2025
Recently,
the
ability
of
microbial-induced
calcium
carbonate
precipitation
(MICP)
to
remediate
heavy
metals
has
been
widely
explored.
Sporosarcina
pasteurii
was
selected
metal-contaminated
solution
and
aged
refuse,
exploring
feasibility
bioremediation
analyzing
changes
in
metal
forms
before
after
bioremediation,
as
well
mechanism
remediation.
The
results
showed
that
achieved
remediation
rates
95%,
84%,
97%,
98%
for
Cd,
Pb,
Zn,
Cr
(III)
contaminated
solution,
respectively.
It
also
74%,
62%
exchangeable
Zn
content
almost
zero.
with
form
carbonate-bounded
refuse
decreased
while
iron-manganese
oxide
binding
residual
increased.
Simultaneously,
presence
Fe
Al
components
produced
during
MICP
process,
jointly
promotes
transformation
into
more
stable
forms.
Case Studies in Construction Materials,
Journal Year:
2024,
Volume and Issue:
20, P. e03026 - e03026
Published: March 5, 2024
The
use
of
basalt
fiber-reinforced
recycled
aggregate
concrete
(BFRRC)
can
effectively
treat
waste
and
reduce
the
consumption
natural
resources.
BFRRC
is
often
in
complex
triaxial
compression
engineering
applications
may
exposure
to
high
temperature
conditions.
To
evaluate
conventional
mechanical
performance
after
temperature,
324
cylindrical
specimens
were
produced.
designed
fabricated
by
varying
several
experimental
parameters:
coarse
replacement
ratio,
fiber
dosage,
lateral
confining
pressure.
previously
exposed
subjected
tests
effects
various
parameters
on
indexes
analyzed.
results
show
that
peak
stress
elastic
modulus
all
raise
with
greater
dosage
pressure
but
decrease
higher
ratio
temperature.
maximum
increase
352.45%
224.59%,
respectively.
strain
has
two
variation
trends
gradual
rising.
And
gradually
grows
increasing.
however,
does
not
exert
considerable
impact
strain.
132.22%.
research
provides
a
scientific
basis
for
performance,
fire
resistance
design,
post-disaster
assessment
BFRRC,
promotes
popularization
application
building
structures.
Biochar,
Journal Year:
2025,
Volume and Issue:
7(1)
Published: Jan. 14, 2025
Abstract
Over
the
past
10–15
years,
biochar
has
garnered
significant
global
attention
in
agriculture
and
environmental
science.
While
most
research
focused
on
benefits
of
application
soil
enhancement,
water
quality
improvement,
climate
change
mitigation,
potential
risks
associated
with
its
use
have
often
been
overlooked.
This
oversight
is
critical,
as
fate
contingent
upon
understanding
these
risks.
Once
released
into
environment,
can
interact
media,
potentially
releasing
pollutants
threatening
ecosystems.
Therefore,
it
essential
to
evaluate
unintended
health
during
production
select
appropriate
types
for
sustainable
development.
review
was
conducted
by
systematically
analyzing
synthesizing
relevant
studies
from
Web
Science,
focusing
recent
advancements
key
debates
field.
It
categorizes
endogenous
exogenous
based
source
carried
biochar.
The
analyzes
detail
impacts
raw
materials,
preparation
processes,
scenarios
Furthermore,
provides
a
thorough
overview
adverse
effects
animals,
plants,
microorganisms,
human
health,
elucidating
mechanisms
pollutant
release,
aging,
nano-effects
geochemical
processes
involving
Additionally,
this
summarizes
risk
assessment
methods
biochar,
providing
reference
safe
development
biochar-related
research.
Graphical
