Critical Reviews in Environmental Science and Technology,
Journal Year:
2017,
Volume and Issue:
47(23), P. 2275 - 2330
Published: Dec. 2, 2017
Biochar
is
a
carbon-rich
by-product
of
the
thermal
conversion
organic
feedstocks
and
primarily
used
as
soil
amendment.
Identification
quantification
biochar
properties
are
important
to
ensure
optimal
outcomes
for
agricultural
or
environmental
applications.
Advanced
spectroscopic
techniques
have
recently
been
adopted
in
characterization.
However,
characterization
approaches
rely
entirely
on
user's
choice
accessibility
new
technology.
The
selection
proper
methods
vital
accurately
consistently
assess
properties.
This
review
critically
evaluates
current
proximate,
ultimate,
physicochemical,
surface
structural
analyses,
various
Environment International,
Journal Year:
2019,
Volume and Issue:
125, P. 365 - 385
Published: Feb. 10, 2019
Food
security
is
a
high-priority
issue
for
sustainable
global
development
both
quantitatively
and
qualitatively.
In
recent
decades,
adverse
effects
of
unexpected
contaminants
on
crop
quality
have
threatened
food
human
health.
Heavy
metals
metalloids
(e.g.,
Hg,
As,
Pb,
Cd,
Cr)
can
disturb
metabolomics,
contributing
to
morbidity
even
mortality.
Therefore,
this
review
focuses
describes
heavy
metal
contamination
in
soil–food
subsystems
with
respect
health
risks.
It
also
explores
the
possible
geographical
pathways
such
subsystems.
In-depth
discussion
further
offered
physiological/molecular
translocation
mechanisms
involved
uptake
metallic
inside
crops.
Finally,
management
strategies
are
proposed
regain
sustainability
International Journal of Environmental Research and Public Health,
Journal Year:
2017,
Volume and Issue:
14(12), P. 1504 - 1504
Published: Dec. 4, 2017
Environmental
pollution
from
hazardous
waste
materials,
organic
pollutants
and
heavy
metals,
has
adversely
affected
the
natural
ecosystem
to
detriment
of
man.
These
arise
anthropogenic
sources
as
well
disasters
such
hurricanes
volcanic
eruptions.
Toxic
metals
could
accumulate
in
agricultural
soils
get
into
food
chain,
thereby
becoming
a
major
threat
security.
Conventional
physical
methods
are
expensive
not
effective
areas
with
low
metal
toxicity.
Bioremediation
is
therefore
an
eco-friendly
efficient
method
reclaiming
environments
contaminated
by
making
use
inherent
biological
mechanisms
microorganisms
plants
eradicate
contaminants.
This
review
discusses
toxic
effects
used
microbes
for
environmental
remediation.
It
also
emphasized
importance
modern
biotechnological
techniques
approaches
improving
ability
microbial
enzymes
effectively
degrade
at
faster
rate,
highlighting
recent
advances
bioremediation
phytoremediation
removal
environment
future
prospects
limitations.
However,
strict
adherence
biosafety
regulations
must
be
followed
ensure
safety
environment.
International Journal of Environmental Science and Technology,
Journal Year:
2020,
Volume and Issue:
18(10), P. 3273 - 3294
Published: Dec. 26, 2020
Abstract
Currently,
due
to
the
rapid
growth
of
urbanization
and
industrialization
in
developing
countries,
a
large
volume
wastewater
is
produced
from
industries
that
contain
chemicals
generating
high
environmental
risks
affecting
human
health
economy
if
not
treated
properly.
Consequently,
development
sustainable
low-cost
treatment
approach
has
attracted
more
attention
policymakers
scientists.
The
present
review
highlights
recent
applications
biochar
removing
organic
inorganic
pollutants
industrial
effluents.
modes
preparation,
physicochemical
properties
adsorption
mechanisms
are
also
reviewed
comprehensively.
Biochar
showed
dyes
up
80%.
It
discusses
application
mechanism
biochar-supported
photocatalytic
materials
for
degradation
contaminants
wastewater.
We
possible
optimizations
(such
as
pyrolysis
temperature,
solution
pH)
allowing
increase
capabilities
leading
removal.
Besides,
increasing
temperature
was
seen
lead
an
its
surface
area,
while
it
decreases
their
amount
oxygen-containing
functional
groups,
consequently
decrease
metal
(loid)
ions
medium.
Finally,
suggests
research
should
be
carried
out
optimize
main
parameters
involved
production
regeneration
methods.
Future
efforts
towards
process
engineering
improve
capacity
economic
benefits
implementation.
