The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
951, P. 175618 - 175618
Published: Aug. 17, 2024
Physico-chemical
characteristics
of
groundwater
are
often
impacted
by
agricultural
practices
such
as
land
use,
fertilizer
types,
and
pumping.
This
study
aimed
to
identify
contaminant
sources
redox
processes
controlling
the
hydrogeochemistry
in
riparian
zones
influenced
intensive
activities,
focusing
on
sulfur
species.
Groundwater
samples
were
collected
bimonthly
from
March
2014
2015
wells
two
South
Korea
with
different
systems.
The
water
isotopic
compositions
indicated
that
all
originated
same
meteoric
water.
affected
periodic
pumping
exhibited
wide
variations
Mn
Environmental Science & Technology,
Journal Year:
2024,
Volume and Issue:
58(5), P. 2185 - 2203
Published: Jan. 18, 2024
The
groundwater
table
fluctuation
(GTF)
zone
is
an
important
medium
for
the
hydrologic
cycle
between
unsaturated
soil
and
saturated
aquifers,
which
accelerates
migration,
transformation,
redistribution
of
contaminants
further
poses
a
potential
environmental
risk
to
humans.
In
this
review,
we
clarify
key
processes
in
generation
GTF
examine
its
links
with
variation
hydrodynamic
hydrochemistry
field,
colloid
mobilization,
contaminant
migration
transformation.
Driven
by
recharge
discharge,
regulates
water
flow
movement
capillary
fringe,
control
advection
dispersion
groundwater.
addition,
formation
reactive
oxygen
species
(ROS)
waterfall
are
impacted
GTF.
changing
ROS
components
partially
determine
characteristic
transformation
solutes
dynamic
microbial
population.
facilitates
(such
as
nitrogen,
heavy
metals,
non-aqueous
phase
liquids,
volatile
organic
compounds)
through
co-migration
effect,
fields.
conclusion,
review
illustrates
limitations
current
literature
on
GTF,
significance
zones
underground
environment
underscored
expounding
future
directions
prospects.
