PeerJ,
Journal Year:
2020,
Volume and Issue:
8, P. e9164 - e9164
Published: May 19, 2020
In
the
past
decade,
researchers
have
carried
out
a
massive
amount
of
research
on
application
biochar
for
contaminants
removal
from
aqueous
solutions.
As
an
emerging
sorbent
with
great
potential,
has
shown
significant
advantages
such
as
broad
sources
feedstocks,
easy
preparation
process,
and
favorable
surface
structural
properties.
This
review
provides
overview
recent
advances
in
water
wastewater
treatment,
including
brief
discussion
involved
sorption
mechanisms
removal,
well
modification
methods.
Furthermore,
environmental
concerns
that
need
to
be
paid
attention
future
directions
are
put
forward
promote
further
practical
treatment.
Progress in Energy and Combustion Science,
Journal Year:
2020,
Volume and Issue:
82, P. 100887 - 100887
Published: Oct. 26, 2020
The
development
of
biofuels
has
been
considered
as
an
important
countermeasure
to
abate
anthropogenic
CO2
emissions,
suppress
deteriorated
atmospheric
greenhouse
effect,
and
mitigate
global
warming.
To
produce
from
biomass,
thermochemical
conversion
processes
are
the
most
efficient
routes
wherein
torrefaction
lowest
warming
potential.
Combustion
is
easiest
way
consume
which
can
be
burned
alone
or
co-fired
with
coal
generate
heat
power.
However,
solid
biomass
fuels
not
commonly
applied
in
industry
due
their
characteristics
hygroscopic
nature
high
moisture
content,
low
bulk
density
calorific
value,
poor
grindability,
compositional
homogeneity,
lower
resistance
against
biological
degradation.
In
recently
developing
technologies,
attracted
much
attention
since
it
effectively
upgrade
coal-like
fuel.
Torrefaction
categorized
into
dry
wet
torrefaction;
former
further
split
non-oxidative
oxidative
torrefaction.
Despite
numerous
methods
developed,
torrefaction,
normally
termed
a
higher
potential
for
practical
applications
commercialization
when
compared
other
methods.
provide
comprehensive
review
progress
this
study
aims
perform
in-depth
literature
survey
principles,
processes,
systems,
identify
current
trend
environmental
performance.
Moreover,
encountered
challenges
perspectives
underlined.
This
state-of-the-art
conducive
production
biochar
resource
utilization
sustainability.
date,
several
kinds
reactors
have
while
there
still
no
obviously
preferred
one
they
simultaneously
pros
cons.
Integrating
such
co-firing,
gasification,
pyrolysis,
ironmaking,
etc.,
makes
more
economically
feasible
contrast
using
single
process.
By
virtue
capturing
carbon
dioxide
during
growth
stage
negative
emissions
even
achieved
torrefied
biomass.
International Materials Reviews,
Journal Year:
2018,
Volume and Issue:
64(4), P. 216 - 247
Published: July 2, 2018
Recently,
biochar
has
received
significant
attention,
especially
for
the
removal
of
potentially
toxic
elements
(PTEs)
from
water
and
wastewater.
No
review
been
focused
on
potential
use
wood-based
(WB)
PTEs
in
Here,
we
have
critically
reviewed
(i)
preparation
characterisation
WB;
(ii)
efficiency
WB
with
respect
to
its
physicochemical
characteristics,
biochar/water
ratio,
pH,
sorption
system;
(iii)
mechanisms
by
(iv)
fate
sorbed
onto
(v)
recovery
resultant
sludge
WB.
We
also
discussed
engineered/designer
as
compared
pristine
This
demonstrates
overarching
scientific
opportunities
a
comprehensive
understanding
using
an
emerging
biosorbent
promising
low-cost
effective
material
remediation
contaminated
water.
Critical Reviews in Environmental Science and Technology,
Journal Year:
2019,
Volume and Issue:
50(6), P. 549 - 611
Published: June 26, 2019
In
this
work,
the
occurrence
of
contaminants
in
drinking
water
sources
was
described
relation
to
their
treatment
options
based
on
both
conventional
(e.g.,
coagulation-flocculation,
sedimentation
filtration,
and
chlorination)
advanced
techniques
membrane
ozonation,
biofiltration).
However,
due
apparent
drawbacks
these
methods
formation
disinfection
by-products
(DBPs)),
it
is
desirable
develop
an
alternative
option
for
safe
water.
respect,
biochar
recognized
as
effective
candidate
resolve
limitations
treating
common
pollutants
typically
occurring
such
microbial
contaminants,
inorganic
heavy
metals,
volatile
organic
compounds
(VOCs),
pharmaceuticals
personal
care
products
(PPCPs),
endocrine
disrupting
chemicals
(EDCs).
As
can
exhibit
different
types
interactions
with
adsorbates,
its
sorption
processes
be
explained
by
diverse
mechanisms,
e.g.,
π-π
electron
donor-acceptor
interactions,
complexation,
precipitation,
H-bonding,
electrostatic
attraction.
light
attractive
features
enhanced
properties,
cost-effectiveness,
environmentally
friendly
nature),
we
offer
in-depth
discussion
biochar-based
technologies
large-scale
purification
operation.HighlightsOccurrence
various
are
discussed.Human
health
impacts
exposure
highlighted.Performances
discussed.Potentials
pristine
modified
biochars
emphasized.Feasibility
importance
highlighted.
