Determination of Polycyclic Aromatic Hydrocarbons from Atmospheric Deposition in Malva sylvestris Leaves Using Gas Chromatography with Mass Spectrometry (GC-MS)
Atmosphere,
Journal Year:
2024,
Volume and Issue:
15(12), P. 1402 - 1402
Published: Nov. 22, 2024
Plant
leaves
can
be
used
to
determine
the
atmospheric
deposition
of
organic
contaminants,
including
polycyclic
aromatic
hydrocarbons
(PAHs),
assess
contamination
status
an
area.
The
purpose
this
study
was
develop
analytical
method
for
determination
PAHs
deriving
from
using
Malva
sylvestris
leaves.
Analytes
were
recovered
plant
cyclohexane
as
solvent
and
subsequent
sonication.
percentage
recoveries
(R%)
good
(from
65.8
±
3.2
104.2
16.9),
together
with
instrumental
parameters,
correlation
coefficients
(r)
≥
0.995
all
PAHs.
analysis
carried
out
GC-MS
in
total
ion
current
single
monitoring
at
same
time.
Real
samples
taken
urban
environments
have
shown
that
they
are
not
always
most
contaminated.
At
Palermo
site,
observed
high
amounts
due
dust
generated
by
combustion
processes
occurred
near
sampling
site.
Further
studies
recommended
compare
use
plants
classical
systems
key
contaminants
toxic
human
health.
Language: Английский
Rainwater Quality in Southern Europe: Insights and Challenges Regarding Potential Toxic Elements
Water,
Journal Year:
2024,
Volume and Issue:
16(24), P. 3640 - 3640
Published: Dec. 18, 2024
Rainwater
is
a
source
of
freshwater
that
affects
the
aquatic
and
terrestrial
ecosystems,
consequently
human
health.
Since
potential
toxic
elements
(PTEs)
have
been
found
in
rainwater
Southern
Europe,
its
quality
should
be
evaluated.
This
review
assesses
current
knowledge
Europe
concerning
PTEs,
as
well
impact
on
environment
The
presence
PTEs
poses
challenges
simultaneously
an
opportunity
for
innovation
environmental
management,
particularly
water
management.
Further
monitoring
quality,
research,
policy
development
are
needed
to
ensure
remains
viable
safe
resource.
regarding
harvesting
measure
drought
mitigation,
observed
require
investing
treatment
technologies.
harvested
can
reduce
health
risks
posed
by
while
enhancing
region’s
resilience
climate
change
scarcity.
Language: Английский
The Atmospheric Deposition of Polycyclic Aromatic Hydrocarbons in the Metropolitan City of Rome in the Year 2022/2023
Atmosphere,
Journal Year:
2024,
Volume and Issue:
16(1), P. 20 - 20
Published: Dec. 27, 2024
The
measurement
of
atmospheric
deposition
fluxes
is
an
excellent
tool
for
assessing
the
contamination
territory
and
subsequent
exposure
population
to
major
contaminants
through
food
chain.
In
this
context,
aim
study
was
measure
polycyclic
aromatic
hydrocarbon
(PAH)
in
city
Rome
(ISS
Station)
during
year
2022/2023
at
two
different
heights
above
ground
(vertical
profile),
order
evaluate
influence
that
vertical
profile
has
on
PAH
deposition.
Two
measuring
positions
were
identified,
one
street
level
a
height
20
m.
collection
bulk
depositions
carried
out
approximately
every
30
days,
PAHs
determined
according
indications
given
ISTISAN
Report
06/38
Standard
UNI
EN
15980:2011.
results
show
throughout
year,
rates
settleable
dust
always
higher
lower
(annual
average
48.5
mg
m−2
day−1)
position
than
17.5
day−1).
Despite
difference,
concentrations
profiles
main
analyzed,
as
indicated
EU
Directive
2024/2881,
collected
almost
similar,
showing
did
not
composition
concentration
dust.
Furthermore,
comparison
sedimentable
with
legislative
references
currently
present
Europe
made,
highlighting
monitoring
period
study,
values
limit
guide
also
line
other
Italian
urban
locations.
Language: Английский