Environmental Research Letters,
Journal Year:
2024,
Volume and Issue:
19(7), P. 074022 - 074022
Published: May 31, 2024
Abstract
On
3
February
2023,
a
Norfolk
Southern
train
derailment
occurred
in
East
Palestine,
Ohio.
The
accident
and
subsequent
fire
resulted
the
emissions
of
large
amounts
hazardous
compounds
to
ambient
atmosphere
over
many
days.
We
used
precipitation
chemistry
measurements
routinely
collected
by
National
Atmospheric
Deposition
Program
(NADP)
estimate
spatial
extent
chemical
deposited
as
result
accident.
Our
revealed
areal
impact
from
Midwest
through
Northeast
likely
Canada,
perhaps
far
south
North
Carolina
(portions
16
states,
1.4
million
km
2
).
Observations
showed
expected
high
chloride
concentrations,
but
also
unexpectedly
pH
(basic)
exceptionally
elevated
levels
base
cations
exceeding
99th
percentiles
versus
historic
record.
These
results
were
consistent
with
meteorological
conditions
atmospheric
trajectories,
not
due
highly-concentrated
low
volume
samples
or
wildfires.
robust
NADP
network
clearly
show
that
impacts
larger
scale
scope
than
initial
predictions,
uplift
itself
entraining
pollutants
into
atmosphere.
A
more
detailed
evaluation
resulting
could
further
refine
full
dry
wet
deposition,
specific
impact.
Nanoscale,
Journal Year:
2024,
Volume and Issue:
16(10), P. 5188 - 5205
Published: Jan. 1, 2024
Microplastic
(MP)
pollution
threatens
ecosystems
globally,
necessitating
urgent
environmental
intervention.
This
article
proposes
a
solution
for
combating
MP
in
water
by
an
innovative
hydrogel
synthesis
and
circular
economy-based
upcycling.
HydroResearch,
Journal Year:
2023,
Volume and Issue:
7, P. 39 - 54
Published: Dec. 1, 2023
Microplastic
pollution
(MPs)
emerged
as
a
significant
environmental
concern
due
to
its
persistent
nature.
These
MPs
particles
endure
in
waters,
soils,
and
even
the
atmosphere,
posing
potential
threats
entire
ecosystem.
Aquatic
organisms
are
at
risk
of
ingesting
MPs,
leading
accumulation
tissues,
ultimately
affecting
food
chain.
This
study
aims
provide
an
overview
sources
distribution,
impacts.
have
been
documented
various
substances
such
bottled
water,
salts,
seafood,
air.
However,
full
extent
health
consequences
on
human
exposure
remains
uncertain.
Therefore,
it
is
imperative
that
we
draw
public
attention
presence
these
pollutants
environment.
To
mitigate
adverse
effects
reducing
plastic
consumption,
implementing
improved
waste
management
practices,
advocating
sustainable
behaviors
essential
for
well-being
natural
ecosystems
populations.
Environmental Advances,
Journal Year:
2023,
Volume and Issue:
13, P. 100437 - 100437
Published: Oct. 1, 2023
The
soil
microplastics
pollution
problem
is
becoming
more
and
urgent
every
year.
PVC
a
widely
used
material,
consequently
it
possible
that
are
significant
contributor
to
pollution,
especially
in
industrial
soils.
At
the
same
time,
usually
contains
many
different
chemical
additives
have
ability
migrate
surface
during
aging.
This
review
devoted
summarizing
results
of
studies
on
prevalence,
ecotoxicological
effects,
features
analytical
process
for
detection
microplastics.
There
evidence
adversely
affect
ecosystem
by
leaching
harmful
substances
with
aging,
affecting
some
animals,
plants,
microbial
communities,
enzymatic
activity
biogeochemical
cycles.
However,
there
insufficient
data
this
issue
further
research
needed.
approaches
analytics
steps
containing
microplastics,
its
as
well
complexity
matrix,
must
be
taken
into
account
when
selecting
protocol.
It
necessary
strive
standardization
protocol
comparable
data.
