American Journal of Environment and Climate,
Journal Year:
2024,
Volume and Issue:
3(2), P. 51 - 70
Published: July 27, 2024
This
study
aimed
to
examine
the
extent
of
compliance
with
Ordinance
No.
17,
series
2022
which
prohibits
use
styrofoam
containers
and
regulates
single-use
plastics
in
Cabugao
Public
Market.
The
research
addresses
detrimental
environmental,
public
health,
economic
impacts
these
materials.
employed
a
descriptive
design
snowball
sampling
technique
gather
data
from
wet
market
vendors
through
survey-checklist.
findings
indicate
high
level
awareness
among
vendors.
All
respondents
were
aware
ordinance
its
objectives,
actively
participated
regulating
plastic
use,
reported
consistent
monitoring
by
local
government.
However,
some
faced
challenges
related
customer
complaints
about
durability
alternative
packaging
higher
cost
compared
bags.
Vendors
provided
suggestions
address
issues,
such
as
allowing
environmental-friendly
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(4), P. 1660 - 1660
Published: Feb. 17, 2025
Hydrothermal
carbonization
(HTC)
is
a
novel
thermochemical
process
that
turns
biomass
into
hydrochar,
substance
rich
in
carbon
has
potential
uses
advanced
material
synthesis,
energy
production,
and
environmental
remediation.
With
an
emphasis
on
important
chemical
pathways,
such
as
dehydration,
decarboxylation,
polymerization,
control
the
conversion
of
lignocellulosic
useful
this
review
critically
investigates
fundamental
chemistry
HTC.
A
detailed
analysis
conducted
effects
variables
physicochemical
characteristics
including
temperature,
pressure,
composition,
water
ratio,
residence
time.
Particular
focus
placed
new
developments
HTC
technology
improve
sustainability
efficiency,
like
recirculating
microwave-assisted
co-hydrothermal
carbonization.
Furthermore,
improvement
adsorption
capacity
for
organic
contaminants
heavy
metals
explored
relation
to
functionalization
activation
namely
through
surface
modification
KOH
treatment.
The
performance
hydrochar
biochar
adsorption,
catalysis,
storage
compared,
emphasizing
unique
benefits
difficulties
each
substance.
Although
comparatively
high
higher
heating
value
(HHV)
can
be
good
substitute
coal,
issues
with
reactor
design,
scalability,
secondary
waste
management
continue
limit
its
widespread
use.
In
order
maximize
sustainable
profitable
avenue
valorization,
study
addresses
critical
research
gaps
future
initiatives.
RSC Advances,
Journal Year:
2024,
Volume and Issue:
14(47), P. 35128 - 35162
Published: Jan. 1, 2024
Bisphenol
A
(BPA)
raises
concerns
among
the
scientific
community
as
it
is
one
of
most
widely
used
compounds
in
industrial
processes
and
a
component
polycarbonate
plastics
epoxy
resins.
In
this
review,
we
discuss
mechanism
BPA
toxicity
food-grade
plastics.
Owing
to
its
proliferation
aqueous
environment,
delved
into
performance
various
biological,
physical,
chemical
techniques
for
remediation.
Detailed
mechanistic
insights
these
removal
are
provided.
The
toxic
effects
unravel
changes
at
cellular
level
brain,
which
can
result
learning
difficulties,
increased
aggressiveness,
hyperactivity,
endocrine
disorders,
reduced
fertility,
risk
dependence
on
illicit
substances.
Bacterial
decomposition
leads
new
intermediates
products
with
lower
toxicity.
Processes
such
membrane
filtration,
adsorption,
coagulation,
ozonation,
photocatalysis
have
also
been
shown
be
efficient
aqueous-phase
degradation.
breakdown
discussed.
review
demonstrates
that
high
efficiency
usually
achieved
expense
throughput.
For
scalable
application
degradation
technologies,
needs
remain
We
propose
need
process
intensification
using
an
integrated
combination
processes,
solve
multiple
associated
challenges.
