Geophysical Research Letters,
Journal Year:
2024,
Volume and Issue:
51(3)
Published: Jan. 31, 2024
Abstract
Due
to
global
warming,
precipitation
extremes
are
becoming
more
frequent
and
severe,
further
exacerbating
the
uneven
distribution
of
daily
precipitation.
In
this
study,
we
explored
how
many
days
in
a
year
it
takes
get
certain
amount
that
falls
annually.
We
analyzed
from
gridded
observations
across
European
continent
found
generally
took
22
34
wettest
contribute
50%
yearly
totals
(WD50).
various
degrees
alignment
between
ground
measurements.
Building
on
this,
examined
changes
WD50
detected
widespread
shifts
toward
fewer
periods
1950–1985
1986–2021.
addition,
about
one
quarter
land
also
exhibited
significant,
decreasing
trends
over
last
7
decades.
Overall,
work
showed
an
intensification
annual
regimes.
Plant Cell & Environment,
Journal Year:
2024,
Volume and Issue:
47(9), P. 3561 - 3589
Published: Feb. 13, 2024
An
exponential
rise
in
the
atmospheric
vapour
pressure
deficit
(VPD)
is
among
most
consequential
impacts
of
climate
change
terrestrial
ecosystems.
Rising
VPD
has
negative
and
cascading
effects
on
nearly
all
aspects
plant
function
including
photosynthesis,
water
status,
growth
survival.
These
responses
are
exacerbated
by
land-atmosphere
interactions
that
couple
to
soil
govern
evolution
drought,
affecting
a
range
ecosystem
services
carbon
uptake,
biodiversity,
provisioning
resources
crop
yields.
However,
despite
global
nature
this
phenomenon,
research
how
incorporate
these
into
resilient
management
regimes
largely
its
infancy,
due
part
entanglement
trends
with
those
other
co-evolving
drivers.
Here,
we
review
mechanistic
bases
at
spatial
scales,
paying
particular
attention
independent
interactive
influence
context
environmental
changes.
We
then
evaluate
consequences
within
key
contexts,
resources,
croplands,
wildfire
risk
mitigation
natural
grasslands
forests.
conclude
recommendations
describing
could
be
altered
mitigate
otherwise
highly
deleterious
rising
VPD.
Water Resources Management,
Journal Year:
2023,
Volume and Issue:
37(6-7), P. 2805 - 2834
Published: March 4, 2023
Abstract
The
divergence
between
agricultural
water
use
and
the
annual
supply
of
resources
(water
gap)
has
been
increasing
for
decades.
forecast
is
that
this
gap
will
continue
to
widen,
compromising
security
a
large
share
global
population.
On
one
hand,
increase
in
demand
attributed
an
ever-growing
population
that,
addition,
adopting
high-water
consumption
per
capita
lifestyle
(e.g.,
meat-rich
diet,
increased
biofuels
irrigated
agriculture).
other
climate
change
aridification
spatio-temporal
heterogeneity
precipitation
worldwide.
particularly
acute
drylands,
where
development
food
based
on
massive
exploitation
resources,
groundwater.
Here
we
analyze
mechanisms
underlying
gap,
which
mainly
driven
by
agriculture,
suggest
suitable
solutions
can
help
close
it.
Using
causal
diagrams,
show
how
generates
different
demands
create
prevailing
supply-side
cannot
close.
Indeed,
it
widening
over
years
because
grown
exponentially.
This
behaviour
explained
series
necessary
understand
realize
complexity
scarcity
problems.
For
solving
propose
exemplify
eight
lines
action
be
combined
tailored
each
territory.
Our
analyses
corroborate
urgent
need
plan
integral
management
avoid
widespread
scenarios
under
future
climatic
conditions.
Science,
Journal Year:
2024,
Volume and Issue:
385(6707), P. 427 - 432
Published: July 25, 2024
As
the
climate
warms,
consequent
moistening
of
atmosphere
increases
extreme
precipitation.
Precipitation
variability
should
also
increase,
producing
larger
wet-dry
swings,
but
that
is
yet
to
be
confirmed
observationally.
Here
we
show
precipitation
has
already
grown
globally
(over
75%
land
area)
over
past
century,
as
a
result
accumulated
anthropogenic
warming.
The
increased
seen
across
daily
intraseasonal
timescales,
with
by
1.2%
per
10
years
globally,
and
particularly
prominent
Europe,
Australia,
eastern
North
America.
Increased
driven
mainly
thermodynamics
linked
atmospheric
moistening,
modulated
at
decadal
timescales
circulation
changes.
Amplified
poses
new
challenges
for
weather
predictions,
well
resilience
adaptation
societies
ecosystems.
Scientific Reports,
Journal Year:
2023,
Volume and Issue:
13(1)
Published: May 26, 2023
Abstract
Hydropower
dams
are
a
source
of
renewable
energy,
but
dam
development
and
hydropower
generation
negatively
affect
freshwater
ecosystems,
biodiversity,
food
security.
We
assess
the
effects
on
spatial–temporal
changes
in
fish
biodiversity
from
2007
to
2014
Sekong,
Sesan,
Srepok
Basins—major
tributaries
Mekong
River.
By
analyzing
7-year
monitoring
dataset,
regressing
abundance
trends
against
cumulative
number
upstream
dams,
we
found
that
reduced
including
migratory,
IUCN
threatened
indicator
species
Sesan
Basins
where
most
have
been
constructed.
Meanwhile,
increased
basin
with
fewest
dams.
Fish
fauna
decreased
60
29
42
25
2014,
respectively;
while
they
33
56
Sekong
Basin.
This
is
one
first
empirical
studies
show
diversity
following
construction
fragmentation,
less
regulated
rivers
Our
results
underscore
importance
Basin
highlight
likely
significance
all
remaining
free-flowing
sections
Lower
Basin,
Cambodian
Mekong,
Tonle
Sap
Rivers
migratory
species.
To
preserve
developing
alternative
sources
energy
or
re-operating
existing
increase
power
recommended
over
constructing
new
