Knowledge and Management of Aquatic Ecosystems,
Год журнала:
2025,
Номер
426, С. 13 - 13
Опубликована: Янв. 1, 2025
Floating
photovoltaic
(FPV)
systems
are
a
rapidly
expanding
renewable
energy
technology,
yet
their
potential
ecological
impacts,
particularly
cross-ecosystem
effects,
remain
poorly
understood.
This
review
synthesises
current
knowledge
on
organic
matter
(OM)
dynamics
and
carbon
(C)
fluxes
in
lake
ecosystems,
examining
how
FPV
installations
may
influence
C
cycling,
insect
emergence,
greenhouse
gas
(GHG)
emissions.
can
alter
OM
availability,
shifting
the
balance
between
autochthonous
allochthonous
inputs.
In
short
term,
installation
increase
deposition
due
to
rapid
decline
of
primary
producers
riparian
vegetation
removal.
Long-term
effects
uncertain
but
could
drive
metabolic
regime
shifts
toward
autotrophy
or
heterotrophy,
depending
initial
conditions.
These
changes,
combined
with
reduced
oxygen
temperature,
significantly
aquatic
food
webs,
modify
GHG
fluxes,
dynamics.
Increased
sedimentation
enhance
production,
while
delayed
emergence
weaken
transfer
terrestrial
ecosystems.
Declines
emergent
biomass
impact
predators,
such
as
bats
birds,
triggering
cascading
effects.
Overall,
reshape
across
aquatic–terrestrial
boundaries,
impacts
varying
by
coverage
lake-specific
factors.
There
is
an
urgent
need
for
ecosystem-scale
studies
long-term
data
assess
FPV-induced
changes
mitigate
its
biodiversity
global
cycle.
Water,
Год журнала:
2024,
Номер
16(4), С. 526 - 526
Опубликована: Фев. 7, 2024
To
date,
most
studies
focus
on
the
ecological
and
environmental
effects
of
land-based
photovoltaic
(PV)
power
plants,
while
there
is
a
dearth
examining
impacts
water-based
PV
plants.
The
fishery
complementary
plant,
kind
technology,
near-surface
meteorology
aquaculture
water
environment
were
investigated
in
coastal
ponds
southeast
China.
results
showed
that
prevented
89~93%
solar
radiation
surface
pond,
resulting
an
average
reduction
temperature
1.5
°C
substantial
decrease
light
intensity
94%.
Furthermore,
it
weakened
wind
speed
by
41~50%
elevated
air
0.6
°C.
In
addition,
impressive
chlorophyll-α
72~94%
notable
increase
dissolved
oxygen
(DO)
concentrations
8~24%.
also
reduced
concentration
labile
phosphate,
active
silicate,
total
nitrogen,
phosphorus,
organic
carbon.
However,
did
not
have
influence
nitrate
ammonium.
Our
highlight
plants
may
be
able
to
improve
quality
benefit
shade-loving
species.
Environmental Research Infrastructure and Sustainability,
Год журнала:
2024,
Номер
4(4), С. 042002 - 042002
Опубликована: Ноя. 4, 2024
Abstract
Renewable
energy
sources,
such
as
floating
photovoltaic
systems
(FPVs),
are
crucial
to
mitigating
the
climate
crisis.
FPV
deployments
on
freshwater
bodies
rapidly
growing,
they
avert
land-use
change,
operate
with
increased
efficiency,
and
potentially
improve
water
availability
by
reducing
evaporation
frequency
of
algal
blooms.
However,
understanding
ecological
consequences
for
is
very
limited
despite
variable
far-reaching
range
potential
impacts.
Here,
we
bring
novel
insight
combining
an
established
theoretical
approach—techno-ecological
synergies
(TES)—with
robust
body
functioning,
direct
sustainable
deployments.
Specifically,
show
integrate
consideration
both
deployment
decisions
based
current
evidence
fundamental
states
processes.
Based
422
pieces
from
a
systematic
review
known
physical
(
n
=
283),
chemical
96)
biological
43)
effects
systems,
outline
eight
TES
that
could
be
realised
through
location,
design,
operation
decisions.
There
was
most
114)
Water
Use
Efficiency
TES,
which
all
reported
decreased
rates,
or
savings,
due
panel
shading.
We
highlight
lack
hosting
bodies,
well
need
comprehensive
studies
in
physical,
chemical,
aspects
dynamics
integrated.
Finally,
detail
research
priorities
ensure
future
benefit
bodies.
Ultimately,
integrated
system
knowledge,
mitigate
emergencies,
notable
benefits
society.
Water,
Год журнала:
2025,
Номер
17(8), С. 1178 - 1178
Опубликована: Апрель 15, 2025
Floating
photovoltaic
(FPV)
systems
can
play
an
important
role
in
energy
transition.
Yet,
so
far,
not
much
is
known
about
the
effects
of
FPV
on
water
quality
and
ecology.
A
sun-tracking
system
(24%
coverage)
was
installed
a
shallow
drinking
reservoir.
We
observed
for
first
time
that
benthic
cyanobacteria
(blue-green
algae),
which
deteriorate
quality,
developed
massively
under
system,
while
macrophytes
algae,
such
as
Chara
(stonewort),
mostly
disappeared.
Calculations
light
availability
explain
this
shift.
The
natural
mixing
column
hardly
affected,
average
temperature
reservoir
altered
significantly.
Biofouling
water-submerged
part
consisted
massive
attachment
Dreissena
mussels,
affected
quality.
Water
bird
numbers
concentrations
faecal
bacteria
were
similar
after
installation
system.
Especially
shallow,
transparent
bodies,
there
significant
risk
promoting
growth
undesirable
cyanobacteria.
Overall,
these
new
insights
aid
managers
governmental
institutions
assessing
risks
ecology
inland
waters.
