Progress in Physical Geography Earth and Environment,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 9, 2024
Water
temperature
is
crucial
for
aquatic
ecosystem
health,
influencing
physical
and
biochemical
processes
determining
the
distribution
of
temperature-adapted
organisms.
Wetlands
provide
essential
services,
including
water
quality
improvement,
yet
their
thermal
regimes
are
understudied
despite
critical
role
in
health.
This
review
synthesizes
35
studies
on
controls
natural
constructed
freshwater
wetlands
predominantly
midlatitude
regions,
published
from
2000
to
2023.
We
identify
key
at
landscape
wetland
site-specific
scales:
features
topography,
geology,
land
cover,
site
factors
vegetation,
hydroperiod,
hydraulic
conductivity,
size.
Regional
climatic
drivers
moderated
by
a
site’s
position
landscape,
groundwater
inputs,
surface
area-to-depth
ratio.
Vegetation
can
cooling
through
shading
or
contribute
stratification
limiting
mixing.
Wetland
condition
assessments
used
assess
health
functionality
based
various
biophysical
hydrological
criteria
offer
insights
into
spatial
influences
change
but
tend
oversimplify
these
relationships.
highlights
need
refined
typologies
that
conceptualize
nested
site-level
within
broader
account
temporal
dynamics.
Future
research
should
focus
detailed
investigations
variations
across
types
scales,
with
enhanced
data
resolution
support
adaptive
management
amid
climate
change.
Abstract
Climate
change
is
interacting
with
water
resource
pressures
to
alter
the
frequency,
severity
and
spatial
extent
of
drought,
which
can
thus
no
longer
be
considered
a
purely
natural
hazard.
Although
particularly
severe
ecological
impacts
drought
have
occurred
in
drylands,
its
effects
on
temperate
ecosystems,
including
rivers,
are
also
considerable.
Extensive
research
spanning
diverse
range
UK
rivers
offers
an
opportunity
place
past
context
intensifying
climate
examine
likely
future
typically
cool,
wet
country.
Here,
manifests
instream
as
deficits
surface
water,
modified
flow
velocities,
and—increasingly—partial
or
complete
drying
previously
perennial
naturally
non‐perennial
reaches.
As
result,
causes
declines
taxonomic
functional
biodiversity
freshwater
communities
microorganisms,
algae,
plants,
invertebrates
fish,
altering
processes
associated
benefits
people.
recovered
quickly
after
previous
droughts,
increase
extremity
may
compromise
recovery
following
events.
The
risk
droughts
that
push
ecosystems
beyond
thresholds
persistent,
species‐poor,
functionally
simplified
states
increasing.
Research
monitoring
needed
enable
timely
identification
approaching
such
inform
interventions
pull
these
back
from
brink.
Management
actions
support
regimes
promote
diversify
habitats,
refuges,
crucial
within
river
they
adapt
changing
world.
This
article
categorized
under:
Water
Life
>
Nature
Freshwater
Ecosystems
Stresses
Pressures
Conservation,
Management,
Awareness
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
23, P. 102563 - 102563
Published: July 14, 2024
Globally,
ecosystems
and
human
health
are
at
risk
due
to
declining
river
water
quality.
The
current
study
focuses
on
the
River
Asan,
Uttarakhand,
which
faces
significant
quality
challenges
various
environmental,
industrial,
domestic
factors.
This
research
presents
an
exhaustive
that
intricately
blends
local
community
perceptions
with
scientific
data,
employing
Geographic
Information
Systems
map
across
seven
critical
locations
along
river.
Participatory
Rural
Appraisal
(PRA)
systematic
test
methods
were
applied
find
objective
of
this
study.
highlights
importance
considering
social,
cultural,
environmental
factors
in
understanding
issues.
detailed,
location-specific
analysis,
enriched
by
vast
array
insights,
offers
a
unique
lens
through
each
site
examined.
Significant
findings
represent
Nayagaon,
from
2019
2023,
rising
temperature
(1.6
°C
increase)
decreasing
pH
(7.3–6.5)
observed.
Reduced
dissolved
oxygen
(9.7–6.1
mg/L)
aligns
concerns
about
quality,
highlighting
urgent
need
for
interventions
protect
Asan
its
dependent
communities.
Integrating
data
provides
nuanced
issues,
emphasizing
targeted
safeguard
ecosystem
well-being
communities
it,
thereby
offering
valuable
insights
sustainable
management.
ABSTRACT
As
climatic
extremity
intensifies,
a
fundamental
rethink
is
needed
to
promote
the
sustainable
use
of
freshwater
resources.
Both
floods
and
droughts,
including
water
scarcity,
are
exacerbating
declines
in
river
biodiversity
ecosystem
services,
with
consequences
for
both
people
nature.
Although
this
global
challenge,
densely
populated
regions
such
as
Europe,
East
Asia
North‐America,
well
most
affected
by
climate
change,
particularly
vulnerable.
To
date
mitigation
measures
have
mainly
focused
on
individual,
local‐scale
targets,
often
neglecting
hydrological
connectivity
within
catchments
interactions
among
hydrology,
biodiversity,
change
human
wellbeing.
A
comprehensive
approach
improve
infiltration,
retention
groundwater
recharge,
thereby
mitigating
impacts
heavy
rainfall
droughts
scarcity.
We
propose
holistic
catchment‐scale
framework
that
combines
conventional
civil
engineering
methods,
nature‐based
solutions
conservation
actions.
This
integrates
legislation,
substantial
funding
governance
structure
transcends
administrative
discipline
boundaries,
enabling
coordinated
actions
across
multiple
spatial
temporal
scales.
It
necessitates
collaboration
local
regional
stakeholders
citizens,
scientists
practitioners.
vision
management
resources
could
synergistic
effects
support
mitigate
functional
ecosystems
deliver
benefits
people.
Water Research,
Journal Year:
2025,
Volume and Issue:
274, P. 123163 - 123163
Published: Jan. 18, 2025
Globally,
fish
have
been
severely
affected
by
the
widespread,
chronic
degradation
of
fresh
waters,
with
a
substantial
proportion
species
declining
in
abundance
or
range
recent
decades.
This
has
especially
case
densely
populated
countries
an
industrial
heritage
and
intensive
agriculture,
where
majority
river
catchments
deteriorations
water
quality
changes
land
use.
study
used
spatially
temporally
extensive
dataset,
encompassing
16,124
surveys
at
1180
sites
representing
wide
typologies
pressures,
to
examine
populations
England's
rivers
over
four
decades
(1980s-2010s).
The
analyses
revealed
gradual,
nationwide
increases
mean
richness
diversity
across
pressure
gradients.
In
cases,
were
most
pronounced
1980s,
since
when
any
further
comparatively
minor,
but
there
no
trends
full
time
series.
There
also
temporal,
assemblage
structure,
driven
largely
variations
densities
brown
trout
Salmo
trutta
roach
Rutilus
rutilus,
consistent
sensitive,
pollution-intolerant
response
improvements
wastewater
treatment
and,
consequently,
quality.
Although
last
are
encouraging,
subtle
contrasting
require
investigation,
causal
relationships
between
structure
putative
drivers
should
be
modelled
national
scale.
is
first
long-term,
freshwater
England,
significantly
advances
our
understanding
ecological
health
heavily
modified
countries.
Aquatic Conservation Marine and Freshwater Ecosystems,
Journal Year:
2025,
Volume and Issue:
35(3)
Published: March 1, 2025
ABSTRACT
With
the
rapid
decline
of
aquatic
biodiversity,
conservation
tools
such
as
captive
breeding
for
reintroduction
are
becoming
more
common.
A
major
challenge,
however,
lies
in
determining
which
species
should
be
prioritized
efforts.
One
effective
method
is
to
assess
species'
life
history
and
ecological
traits,
often
associated
with
extinction
risk
can
provide
critical
insights
guiding
prioritization.
In
this
study,
we
assessed
all
small‐bodied
minnow
darter
North
America
(i.e.,
Canada,
United
States
Mexico)
determine
if
traits
could
predict
their
status.
We
analysed
13
relation
IUCN
status
220
183
darters.
For
minnows,
substrate,
climatic
zone,
diet,
feeding
location,
total
length
maximum
water
temperature
were
a
higher
being
threatened.
darters,
an
increased
threatened
zone
length.
Taken
together,
study
identifies
key
that
influence
fishes
provides
actionable
prioritizing
programmes.
These
findings
guide
practitioners
developing
species‐specific,
proactive
recovery
strategies
prioritize
at
enhance
efforts
before
they
become
wild.