Heliyon,
Год журнала:
2023,
Номер
9(1), С. e13017 - e13017
Опубликована: Янв. 1, 2023
Heavy
metals
are
one
of
the
important
pollutants
in
landfill
leachate.
Plants
and
soil
near
may
be
contaminated
by
In
this
study,
evaluating
heavy
leachate
two
landfills
plants
them,
amount
pollution
caused
environment
around
Tehran
was
investigated.
This
study
conducted
three
stations,
plant
samples
were
prepared
according
to
a
specific
protocol.
Also,
indexes
including
PI,
PINemerow,
BF
used
interpret
results.
The
results
showed
that
concentration
total
old
new
only
12%
different
24.13
mg/L
on
average.
leachate,
iron
had
highest
among
metals,
which
22.94
17.01
samples.
manganese
15.71
mg/L,
studied
metals.
24.6%
lower
than
landfill.
all
samples,
metal
related
manganese,
33.65–34.14
mg/L.
Cadmium
lowest
compared
other
29–60
ppm.
PInemerow
for
stations
0.1711,
0.1708,
0.1463.
PI
case
lead
observed
at
second
station
equal
0.54.
Atriplex
Undulata
more
6
cadmium,
while
Cinearea
3.5
cadmium.
with
under
influence
ability
uptake
accumulate
can
manage
Poor
waste
disposal
practices
hamper
the
progress
towards
an
integrated
solid
management
in
households.
Knowledge
of
current
and
perception
household
is
necessary
for
accurate
decision
making
move
a
more
sustainable
approach.
This
study
investigates
perceptions
about
Panji,
one
sub-districts
Kota
Bharu,
Kelantan,
Malaysia.
Energies,
Год журнала:
2022,
Номер
15(17), С. 6352 - 6352
Опубликована: Авг. 31, 2022
Biofuels
are
sustainable
alternatives
to
fossil
fuels
because
of
their
renewable
and
low-cost
raw
materials,
environmentally
friendly
conversion
technologies
low
emissions
upon
combustion.
In
addition,
biofuels
can
also
be
upgraded
enhance
fuel
properties
for
wide
applicability
in
power
infrastructures.
produced
from
a
variety
biomasses
through
thermochemical
biological
processes.
This
article
provides
insights
into
the
fundamental
applied
concepts
methods
such
as
torrefaction,
pyrolysis,
liquefaction,
gasification
transesterification.
It
is
important
understand
physicochemical
attributes
biomass
resources
ascertain
potential
biofuel
production.
Hence,
composition
different
lignocellulosic
feedstocks,
oilseed
crops,
municipal
solid
waste,
food
waste
animal
manure
have
been
discussed.
The
biochar,
bio-oil,
bio-crude
oil,
syngas
biodiesel
described.
concludes
with
an
analysis
strength,
weaknesses,
opportunities
threats
scale-up
applications
commercialization.
