Revue internationale de géomatique,
Journal Year:
2023,
Volume and Issue:
32, P. 53 - 78
Published: Dec. 26, 2023
Le
pourtour
occidental
du
plateau
Jord
Tannourine-Aaqoura
(Liban)
est
une
région
montagnarde
méditerranéenne
qui
réunit
les
conditions
de
l’érosion
hydrique
:
pluie
abondante,
pente
raide,
couvert
végétal
naturel
ravagé
et
sol
sensible
à
la
dégradation.
Cependant
terrasses
agricoles
aménagées
depuis
des
décennies
demeurent
pratique
robuste
pour
limiter
le
ruissellement
élargir
surface
agricole
utile.
Afin
d’évaluer
aréolaire
rôle
pratiques
antiérosives,
méthodologie
adoptée
repose
sur
l’équation
universelle
l’USLE
révisée
(RUSLE).
La
combinaison
paramètres
modèle,
dans
un
SIG,
a
permis
définir
que
peut
dépasser
51
t/ha/an
essentiellement
secteurs
marqués
par
l’absence
agricoles,
dépourvus
d’un
dense.
Alors
versants
modelés
en
ne
subissent
pertes
inférieures
16
t/ha/an.
validation
faite
l’implantation
réseau
tiges
métalliques.
Face
ce
risque
dégradation,
il
semble
indispensable
conseiller
techniques
protectrices.
Agriculture,
Journal Year:
2025,
Volume and Issue:
15(9), P. 941 - 941
Published: April 26, 2025
The
cover
and
management
factor
(C/B
factor)
in
the
Universal
Soil
Loss
Equation
(USLE)
series
models
indicates
effects
of
vegetation
practices
on
water
erosion.
Remote
sensing
technology
provides
abundant
data
methods
for
C/B
estimation,
but
applicability
accuracy
these
can
vary
widely.
More
critically,
they
often
overlook
impact
non-photosynthetic
soil
This
study
aimed
to
evaluate
develop
a
more
accurate
cost-effective
method
calculating
purple
hilly
region,
focusing
typical
small
watersheds.
A
correlation
analysis
was
conducted
compare
four
factors
derived
from
remote
data,
aiming
identify
most
suitable
region.
Additionally,
artificial
rainfall
simulation
tests
were
performed
investigate
relationship
between
photosynthetic
cover,
erosion,
leading
development
relational
equation
integrated
factors.
results
indicate
that
technical
regulations
dynamic
monitoring
erosion
is
regions.
On
this
basis,
effectively
accounted
comprehensive
precise
estimation
factor.
newly
developed
significantly
improved
calculation
scientific
algorithm
offering
valuable
insights
methodological
framework
similar
studies
other
areas.
International Journal of Applied Geospatial Research,
Journal Year:
2024,
Volume and Issue:
15(1), P. 1 - 25
Published: March 12, 2024
Soil
erosion
is
one
of
the
most
crucial
land
degradation
problems
and
considered
critical
environmental
hazard
worldwide.
The
present
study
uses
remote
sensing
data
integrated
with
geographical
information
system
(GIS)
technique
revised
universal
soil
loss
equation
(RUSLE)
model
for
assessing
annual
average
Digaru
watershed
India
1999
2020.
estimated
mean
gross
yearly
from
entire
was
102716
t
yr-1
in
178931.6
overall
rate
increased
significantly
between
2020,
rising
4.73
t—ha-1yr-1
to
8.43
t—ha-1yr-1.
sub-watersheds
are
prioritized
as
high
(≥
40
ha−1yr−1),
moderate
(20–40
low
(<20
ha−1yr−1)
based
on
spatial
distribution
erosion.
Seven
have
been
grouped
under
priority,
followed
by
seven
priority
priority.
This
demands
instant
attention
water
conservation
efforts
highly
eroded
areas.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(10), P. 4144 - 4144
Published: May 15, 2024
The
composite
erosion
of
freeze-thaw
and
water
flow
on
slope
rills
is
characterized
by
periodicity
spatial
superposition.
When
revealing
the
collapse
mechanism
rill
sidewalls
under
flow,
it
necessary
to
fully
consider
effect
migration
its
impact
stability
sidewall.
In
this
paper,
we
placed
self-developed
test
system
in
an
environmental
chamber
carry
out
model
tests
sidewall
slopes
flow.
We
utilized
three-dimensional
reconstruction
technology
fixed
grid
coordinate
method
reproduce
process
precisely
locate
top
crack.
obtained
relationship
between
content
specimen
mechanical
indexes
through
straight
shear
test.
main
conclusions
are
as
follows:
soil
structure
significantly
affected
cycle,
which
benefits
capillary
action
soil.
One
cycle
has
most
serious
sidewall,
change
moisture
field
more
intense
after
temperature
drops
below
zero.
friction
angle
increases
with
number
cycles
tends
stabilize
gradually.
rate
at
each
position
wall
can
be
accurately
described
a
logarithmic
function.
expression
two-factor
interaction
fitted.
propose
calculation
for
locating
cracks
determining
critical
state
instability
during
erosion.
results
research
help
improve
accuracy
combined
equipment
development
prediction
compound
This
great
significance
conservation
sustainability.
