Journal of Geophysical Research Biogeosciences,
Год журнала:
2025,
Номер
130(2)
Опубликована: Фев. 1, 2025
Abstract
The
Spruce
and
Peatland
Responses
Under
Changing
Environments
(SPRUCE)
experiment
has
operated
five
whole‐ecosystem
warming
manipulations
(+0,
+2.25,
+4.5,
+6.75,
+9°C)
with
paired
ambient
elevated
CO
2
atmospheres
(eCO
,
+500
ppm)
for
8
full
calendar
years
(since
August
2015).
We
tracked
shrub‐layer
vegetation
responses
to
the
treatments
using
annual
destructive
plot
sampling.
Tree
(
Picea
Larix
)
were
assessed
annually
nondestructive
dimensional
analyses
allometric
conversions.
Shrub
community
changes
key
ericaceous
shrubs
Rhododendron,
Chamaedaphne,
Kalmia
),
two
Vaccinium
species
V.
angustifolium,
oxycoccos
graminoid
(mostly
Eriophorum
one
common
forb
Maianthemum
trifolium
plus
minor
understory
species.
aboveground
net
primary
production
(ANPP)
vascular
plant
in
gC
m
−2
y
−1
overall
stand
contribution
dry
mass.
observed
a
linear
increase
biomass
accumulation
over
time
due
primarily
an
shrub
abundance.
Cumulative
increases
across
showed
positive
eCO
after
years.
Community
composition
also
changed
warming,
woody
density,
reduction
or
loss
of
forbs.
tree
minimal
initial
early
treatments,
but
since
2020,
shown
significant
ANPP
individual
growth
warming.
main
driver
change
was
temperature,
less
pronounced
effects
evident.
These
results
indicate
from
both
layers
peatland
vegetation.
Remote Sensing,
Год журнала:
2024,
Номер
16(3), С. 591 - 591
Опубликована: Фев. 4, 2024
This
systematic
literature
review
(SLR)
provides
a
comprehensive
overview
of
remote
sensing
(RS)
applications
in
northern
peatlands
from
2017
to
2022,
utilising
various
platforms,
including
situ,
UAV,
airborne,
and
satellite
technologies.
It
addresses
the
challenges
limitations
presented
by
sophisticated
nature
peatland
ecosystems.
SLR
reveals
an
in-creased
focus
on
mapping,
monitoring,
hydrology
but
identifies
noticeable
gaps
degradation
research.
Despite
benefits
sensing,
such
as
extensive
spatial
coverage
consistent
persist,
high
costs,
underexplored
areas,
hyperspectral
data
application.
Fusing
with
on-site
research
offers
new
insights
for
regional
studies.
However,
arise
issues
like
cost
high-resolution
data,
limitations,
inadequate
field
validation
areas.
suggests
refining
methodologies,
validating
addressing
these
future
Global Change Biology,
Год журнала:
2022,
Номер
28(21), С. 6419 - 6432
Опубликована: Июль 28, 2022
Abstract
Peatlands
play
a
crucial
role
in
the
global
carbon
cycle.
Sphagnum
mosses
(peat
mosses)
are
considered
to
be
peatland
ecosystem
engineers
and
contribute
accumulation
ecosystems.
As
cold‐adapted
species,
dominance
of
peatlands
will
threatened
by
climate
warming.
The
response
change
is
closely
related
future
trajectory
fluxes
peatlands.
However,
impact
on
habitat
suitability
scale
poorly
understood.
To
predict
potential
distribution
mosses,
we
used
MaxEnt
model
geographic
six
species
that
dominate
(2050
2070)
under
two
greenhouse
gas
emission
scenarios
(SSP1‐2.6
SSP5‐8.5).
results
show
mean
temperature
coldest
quarter,
precipitation
driest
month,
topsoil
calcium
carbonate
main
factors
affecting
availability
mosses.
warms,
tend
migrate
northward.
suitable
abundance
increase
extensively
high‐latitude
boreal
(north
50°N)
decrease
large
beyond
peatland.
southern
edge
would
experience
greatest
decline
richness
with
rising
risk
area
for
transition
from
sink
source.
spatial–temporal
pattern
changes
simulated
this
study
provide
reference
development
management
conservation
strategies
bogs.
Journal of Applied Ecology,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 29, 2025
Abstract
Peatland
restoration
has
been
suggested
as
a
key
method
for
the
UK
to
meet
national,
legally
binding
climate
targets.
This
can
involve
blocking
up
drainage
ditches
or
erosion
features,
well
encouraging
regeneration
of
peatland
vegetation
through
Sphagnum
reintroduction
removal
scrub
trees.
It
is
unclear,
however,
how
suitable
future
conditions
will
be
both
peat
accumulation
and
survival.
We
applied
three
bioclimatic
envelope
models
blanket
bogs
in
Britain
assess
likely
deviate
from
current
conditions,
focussing
on
four
national
parks
with
significant
area
(Dartmoor,
Flow
Country,
Peak
District
Snowdonia).
also
assessed
likelihood
thresholds
being
passed
at
which
irreversible
desiccation
moss
may
occur.
Our
use
updated
projections
(bias‐corrected
UKCP18
under
Representative
Concentration
Pathways
(RCP)
2.6,
4.5
8.5)
that
are
more
accurate
upland
regions
occur,
bog
occurrence
tailored
Britain.
gives
us
higher
confidence
results
compared
previous
models.
show
substantial
losses
areas
by
2061–2080
all
RCPs.
Under
RCP8.5
there
virtually
no
within
its
our
case
study
only
limited
Snowdonia
RCP4.5,
suggesting
these
outside
ideal
lead
accumulation.
Only
western
Scotland
retains
peat.
The
frequency
events
projected
increase
between
44%
82%
result
decreased
success
hummock
forming
species,
particularly
easterly
sites
where
rainfall
lower,
though
wetter
microsites
allow
drought‐tolerant
species
persist.
Policy
implications
.
Action
should
taken
raise
water
tables
degraded
limit
impact
drought
conditions.
However,
climatic
make
full
challenging.
programmes
have
greater
utilising
risk
die
off
during
events.
Land,
Год журнала:
2023,
Номер
12(4), С. 743 - 743
Опубликована: Март 25, 2023
Due
to
the
rapid
development
of
urbanization,
land-use
types
have
changed
greatly,
which
has
led
many
ecological
problems.
Therefore,
current
research
objective
is
solve
problems
in
existence
Jinan,
so
as
determine
existing
landscape
risks
and
optimize
structure.
Using
2
m
high-resolution
remote
sensing
images
related
natural
economic
data,
this
study
evaluated
risk
constructed
a
full-factor
network
Jinan
with
assessment
method
(ERI)
minimum
cumulative
resistance
model
(MCR)
based
on
ecology
theory.
The
results
showed
that:
(1)
ERI
presented
spatial
concentration
high
value
areas
central
central–eastern
regions,
while
other
levels
distribution
around
regions
risk.
(2)
important
corridors
were
mainly
distributed
south
stable
not
easily
destroyed.
secondary,
passing
through
cultivated
land
urban
greenways,
unstable
susceptible
interference.
