Journal of Hydrology Regional Studies,
Journal Year:
2023,
Volume and Issue:
51, P. 101630 - 101630
Published: Dec. 19, 2023
Sixteen
typical
watersheds
with
long-term
continuous
runoff
monitoring
within
the
Loess
Plateau
(100°54′∼114°33′E,
33°43′∼41°16′N),
Northwest
China.
Focusing
on
period
before
and
after
implementing
China's
"Grain-for-Green"
Program
(GFGP)
(started
in
1999),
this
study
analyzed
vegetation
changes
how
latter
affects
former.
The
results
show
that
change
effect
was
main
driver
of
reduction
over
LP
from
1982–1999
to
2000–2015
accounted
for
78.94%
(59.71–97.25%)
reduced
runoff.
Changes
under
multiple
anthropogenic
natural
influences
are
mainly
characterized
by
increases
greenness,
growing
season
length,
woodland
grassland
area
(along
a
decrease
cultivated
area).
These
have
altered
repartition
precipitation
favor
evapotranspiration
rather
than
GFGP-led
LULC
shift,
particularly
cropland,
plays
vital
role
(GRD
>
0.80)
vegetation-induced
losses,
which
may
exacerbate
future
water
stress
region.
To
curb
LP's
attenuation
river
promote
Yellow
River
Basin's
ecological
protection
high-quality
development,
we
suggest
focusing
effects
optimizing
afforestation
measures.
Abstract
The
northern
terrestrial
biomes
are
being
remarkably
altered
by
climate
change.
Higher
springtime
temperature
induces
the
earlier
greening
of
vegetation,
which
may
further
influence
ecosystem
functions
during
subsequent
season.
However,
response
summer
net
productivity
to
spring
vegetation
greenness
and
phenology
changes
has
not
yet
been
quantified.
To
understand
impact
such
phenological
on
carbon
sink
following
season,
here
we
integrate
remotely-sensed
data
model
simulations
flux
with
an
explainable
machine
learning
approach.
We
find
that
lagged
effects
widespread
increasing
across
vegetated
areas
(30°
90°N)
from
1982
2015.
In
particular,
disparities
exist
in
non-agricultural
biomes,
moderate
tree
coverage
is
more
sensitive
greening.
Furthermore,
modest
restoration
can
strengthen
beneficial
This
study
improves
our
understanding
interseasonal
vegetation-climate-carbon
coupling
drives
key
ecological
feedback
within
change
projections.
Land,
Journal Year:
2025,
Volume and Issue:
14(2), P. 389 - 389
Published: Feb. 13, 2025
Land
Use
and
Cover
(LULC)
assessment
is
vital
for
achieving
sustainable
ecosystems.
This
study
quantified
mapped
the
spatiotemporal
LULC
changes
in
Ado-Odo
Ota
Local
Government
Area
of
Ogun
State,
Nigeria,
between
2015
2023.
The
was
classified
into
water,
forest
or
thick
bush,
sparse
vegetation,
built-up,
bare
land
using
Landsat
images.
Processing,
classification,
image
analysis
were
done
ESRI
ArcGIS
Pro
3.3.
changed
from
to
2023,
with
built-up
areas
vegetation
increasing
by
138.2
km2
28.7
km2,
respectively.
In
contrast,
which
had
greatest
change
among
classes,
decreased
153.7
over
this
period
while
water
bodies
9.5
3.8
Forest
bush
(201.0
km2)
converted
reflects
an
increase
agricultural
activities
region.
conversion
about
109.8
3.7
highlights
considerable
urbanization.
Overall,
area
need
use
practices
balance
urban
growth
ecological
preservation,
achievable
through
effective
management
policy
frameworks.
Abstract
Vegetation
cover
regulates
the
exchanges
of
energy,
water
and
carbon
between
land
atmosphere.
Remotely-sensed
fractional
absorbed
photosynthetically
active
radiation
(fAPAR),
a
land-surface
greenness
measure,
depends
on
allocation
to
foliage
while
also
controlling
photon
flux
for
photosynthesis.
Here
we
use
an
equation
with
just
two
globally
fitted
parameters
describe
annual
maximum
fAPAR
as
smaller
water-limited
value
transpiring
constant
fraction
precipitation,
energy-limited
maximizing
plant
growth.
This
minimalist
description
reproduces
global
patterns
temporal
trends
in
remote-sensing
data,
comparable
best-performing
dynamic
vegetation
models.
Widely
observed
greening
is
attributed
principally
influence
rising
dioxide
light-
water-use
efficiencies
photosynthesis;
limited
browning
regions
are
drying.
research
provides
one
key
component
ecosystem
function
step
towards
more
robust
foundations
new-generation
Earth s Future,
Journal Year:
2024,
Volume and Issue:
12(6)
Published: June 1, 2024
Abstract
Multiple
lines
of
evidence
confirm
a
widespread
increase
in
vegetation
growth
across
China
over
the
past
few
decades.
The
relationship
between
and
water
availability
is
thought
to
be
becoming
stronger
under
climate
change,
that
is,
constraints
on
have
been
increasing.
However,
our
understanding
how
influenced
these
greening
trends,
especially
those
change‐driven
ones,
remains
limited.
Here,
we
conduct
comprehensive
evaluation
recent
their
implications
for
1982
2015.
By
analyzing
spatiotemporal
patterns
availability,
reveal
changes
hidden
within
an
overall
trend
China.
Further
analysis
demonstrates
two
change‐related
categories,
defined
broadly
as
“climate”
(e.g.,
air
temperature,
precipitation,
so
on)
“CO
2
”
(i.e.,
atmospheric
carbon
dioxide),
exerted
varying
levels
importance
regulating
different
constraints.
With
increasing
constraints,
proportion
climate‐dominated
area
has
significantly
risen,
while
CO
‐dominated
sharply
declined.
Our
findings
highlight
can
mediate
dominance
growth.
This
great
potential
exacerbate
uncertainty
surrounding
current
future
sustainable
trends.
