Results in Engineering,
Год журнала:
2024,
Номер
22, С. 102174 - 102174
Опубликована: Май 5, 2024
This
article
delves
into
the
intricacies
of
waste
management
in
Tehran,
offering
insights
structured
framework
governing
control
solid
materials.
As
collected,
average
daily
generation
municipal
(MSW)
region
is
0.645
kg
per
inhabitant.
Unexpectedly,
impact
socio-economic
factors
on
processes
such
as
garbage
sorting,
creating
products
from
recyclable
waste,
and
composting
was
shown
to
be
comparatively
weaker
than
that
supporting
elements.
The
initial
approach
entails
providing
environmental
cadres
community
with
more
comprehensive
MSW
reduction
training,
which
will
cultivate
a
nuanced
comprehension
management.
second
strategy
focuses
amplifying
information
dissemination
through
mass
media
targeted
campaigns,
emphasizing
effective
practices.
objective
third
endeavor
augment
quantity
cadres,
comprised
local
leaders,
order
inspire
direct
endeavors
reduce
MSW.
fourth
final
underscores
expansion
diversification
storages,
positioning
them
customer-centric
institutions
dedicated
campaigns
training.
Ultimately,
collaborative
implementation
these
strategies
poised
instigate
positive
shift
towards
heightened
participation
Recycling,
Год журнала:
2023,
Номер
8(4), С. 56 - 56
Опубликована: Июнь 28, 2023
Due
to
intensive
tourism
and
increasing
demand
for
recreational
activities,
people
produce
more
waste.
In
this
context,
the
aim
of
research
is
determine
opinions
experts
working
in
recreation
areas
Lithuania,
Turkey
Morocco
with
respect
waste
management
problems.
Interviews
were
held
Turkey,
Lithuania
order
attitudes
about
activities
a
clean
environment
sustainability.
A
semistructured
interview
form
was
used
interviews
forest
operators
other
experts.
The
sample
group
consisted
24
from
Morocco.
prominent
results
conducted
three
countries
regarding
sustainable
can
be
listed
as
follows:
production
caused
by
participants,
inadequate
legal
regulation,
insufficient
recycling,
damage
natural
structures,
control
inspections,
lack
education
awareness
an
number
personnel
infrastructure.
Sustainable
strategies,
such
reducing
generation,
improving
collection
disposal
methods,
promoting
recycling
composting,
help
mitigate
these
negative
impacts.
Fermentation,
Год журнала:
2023,
Номер
9(8), С. 755 - 755
Опубликована: Авг. 13, 2023
Modern
society
is
characterised
by
its
outstanding
capacity
to
generate
waste.
Lignocellulosic
biomass
most
abundant
in
nature
and
biorenewable
contains
energy
sources
formed
via
biological
photosynthesis
from
the
available
atmospheric
carbon
dioxide,
water,
sunlight.
It
composed
of
cellulose,
hemicellulose,
lignin,
constituting
a
complex
polymer.
The
traditional
disposal
these
types
waste
associated
with
several
environmental
public
health
effects;
however,
they
could
be
harnessed
produce
value-added
products
clean
energy.
Moreover,
increase
population
industrialisation
have
caused
current
resources
continuously
exploited,
resulting
depletion
global
fuel
reservoirs.
overexploitation
has
negative
effects
such
as
climate
change,
exacerbating
greenhouse
gas
emissions.
In
quest
meet
world’s
future
needs
adequate
management
waste,
anaerobic
digestion
lignocellulosic
remained
focus,
attracting
great
interest
sustainable
alternative
fossil
resources.
However,
substrate
characteristics
offer
recalcitrance
process,
which
negatively
impacts
methane
yield.
Nevertheless,
biodigestibility
substrates
can
enhanced
through
chemical,
physical,
pretreatment
methods,
leading
improvement
biogas
yields.
Furthermore,
co-digestion
other
adding
specific
nutrients
trace
elements
or
inoculum
will
help
adjust
level
appropriate
for
efficient
increased
Environmental Chemistry Letters,
Год журнала:
2024,
Номер
22(3), С. 1005 - 1071
Опубликована: Фев. 13, 2024
Abstract
The
excessive
reliance
on
fossil
fuels
has
resulted
in
an
energy
crisis,
environmental
pollution,
and
health
problems,
calling
for
alternative
such
as
biodiesel.
Here,
we
review
computational
chemistry
machine
learning
optimizing
biodiesel
production
from
waste.
This
article
presents
techniques,
characteristics,
transesterification,
waste
materials,
policies
encouraging
Computational
techniques
are
applied
to
catalyst
design
deactivation,
reaction
reactor
optimization,
stability
assessment,
feedstock
analysis,
process
scale-up,
mechanims,
molecular
dynamics
simulation.
Waste
comprise
cooking
oil,
animal
fat,
vegetable
algae,
fish
waste,
municipal
solid
sewage
sludge.
oil
represents
about
10%
of
global
production,
restaurants
alone
produce
over
1,000,000
m
3
annual.
Microalgae
produces
250
times
more
per
acre
than
soybeans
7–31
palm
oil.
Transesterification
food
lipids
can
with
a
100%
yield.
Sewage
sludge
significant
biomass
that
contribute
renewable
production.
Environmental Challenges,
Год журнала:
2024,
Номер
14, С. 100826 - 100826
Опубликована: Янв. 1, 2024
Rapid
urbanization
and
population
growth
present
pressing
challenges
for
effective
solid
waste
management
in
burgeoning
cities.
This
study
addresses
the
critical
issue
of
landfill
site
selection
Kinshasa
City,
employing
a
systematic
objective
approach
through
integration
ArcGIS
Multi-Criteria
Decision-Making
(MCDM)
Analytic
Hierarchy
Process
(AHP).
The
research
utilizes
diverse
spatial
datasets,
encompassing
factors
such
as
proximity
to
residential
areas,
accessibility,
land
use,
environmental
constraints,
water
bodies,
generate
suitability
maps.
findings
reveal
that
there
are
large
areas
within
City
exhibit
high
establishment,
existing
is
situated
deemed
unsuitable
based
on
selected
criteria
this
study,
underscoring
urgency
deeper
analysis
future
siting,
prioritizing
minimization
impact,
health
risks
nearby
communities,
ensurance
long-term
sustainability
practices
City.
These
not
only
offer
practical
solutions
but
also
open
avenues
refinement
urban
strategies.
innovative
combination
GIS
technology,
Decision-Making,
identification
locations
positions
at
forefront
city,
with
potential
applicability
rapidly
growing
worldwide.
Circulation,
Год журнала:
2024,
Номер
149(16), С. 1298 - 1314
Опубликована: Апрель 15, 2024
Urban
environments
contribute
substantially
to
the
rising
burden
of
cardiometabolic
diseases
worldwide.
Cities
are
complex
adaptive
systems
that
continually
exchange
resources,
shaping
exposures
relevant
human
health
such
as
air
pollution,
noise,
and
chemical
exposures.
In
addition,
urban
infrastructure
provisioning
influence
multiple
domains
risk,
including
behaviors,
psychological
stress,
nutrition
through
various
pathways
(eg,
physical
inactivity,
heat
food
systems,
availability
green
space,
contaminant
exposures).
Beyond
health,
city
design
may
also
affect
climate
change
energy
material
consumption
share
many
same
drivers
with
diseases.
Integrated
spatial
planning
focusing
on
developing
sustainable
compact
cities
could
simultaneously
create
heart-healthy
environmentally
healthy
designs.
This
article
reviews
current
evidence
associations
between
exposome
(totality
a
person
experiences,
environmental,
occupational,
lifestyle,
social,
factors)
within
science
framework,
examines
principles
connectivity,
density,
diversity
land
use,
destination
accessibility,
distance
transit).
We
highlight
critical
knowledge
gaps
regarding
built-environment
feature
thresholds
for
optimizing
outcomes.
Last,
we
discuss
emerging
models
metrics
align
development
dual
goals
mitigating
while
reducing
cross-sector
collaboration,
governance,
community
engagement.
review
demonstrates
represent
crucial
settings
implementing
policies
interventions
tackle
global
epidemics
cardiovascular
disease
change.
Membranes,
Год журнала:
2025,
Номер
15(1), С. 13 - 13
Опубликована: Янв. 8, 2025
Recently,
the
recovery
of
metals
extracted
from
spent
membrane
electrode
assemblies
(MEAs)
fuel
cells
has
attracted
significant
scientific
attention
due
to
its
detrimental
environmental
impacts.
Two
major
approaches,
i.e.,
pyrometallurgical
and
hydrometallurgical,
have
been
explored
recover
platinum
group
(PMGs)
used
proton
exchange
(PEMFCs).
However,
efficacy
these
methods
limited
by
low
concentrations
high
costs
involved.
Essentially,
processes
result
in
evolution
harmful
gases.
Thus,
hydrometallurgical
process
is
preferred
as
a
suitable
alternative.
In
this
review,
an
overview
application
PGMs
presented.
The
health
risks,
benefits,
limitations
are
highlighted.
Finally,
hurdles
faced
by,
opportunities
for,
future
directions
approaches
identified.
It
envisaged
that
review
will
shed
light
on
current
status
for
propel
their
advancement
effective
recycling
strategies.
