Hydrology,
Journal Year:
2023,
Volume and Issue:
10(9), P. 185 - 185
Published: Sept. 14, 2023
Climate
and
anthropogenic
change,
particularly
agricultural
runoff,
increase
blue-green
algae/cyanobacteria
blooms.
This
article
researches
cyanobacteria
alert-level
identification,
management,
risk
communication
in
Lake
Hume,
Australia.
Two
methods,
document
content
analysis,
evidence
contamination
events
communication,
reflect
water
governance
data
management
limitations.
Results
found
that
Hume
had
amber
or
red
alerts
for
only
one
week,
December
2021–December
2022.
failed
to
prevent
government
tourism
promotion
of
recreational
usage,
contravening
authority
alert
advice.
Lake-use
restrictions
lacked
compliance
enforcement.
Events
during
vulnerable
populations
(children).
Hume’s
by
the
Murray–Darling
Basin
Authority
restricted
reproduced
generic
advice
minimal
outlets/time
points.
Geophysical
signage
address
diversity
needs
(language,
literacy,
age,
disabilities).
No
was
residents
with
diseases
exacerbated
aerosolization.
Despite
WHO
promoting
cyanotoxin
investigation,
Australian
research
is
absent
international
literature.
Further,
produce
potentially
carcinogenic
microcystein.
coexists
census
revealing
cancer
rates
higher
than
national
average
a
waterside
town.
The
results
demonstrate
need
incorporate
robust
public
health
assessments,
into
advocate
legislation
changes
based
on
evidence-based
reduce
blooms
runoff.
Environmental Quality Management,
Journal Year:
2025,
Volume and Issue:
34(3)
Published: Feb. 7, 2025
ABSTRACT
Harmful
algal
blooms
(HABs)
pose
a
significant
threat
to
freshwater,
brackish,
and
marine
habitats.
HABs
have
numerous
harmful
impacts,
such
as
the
creation
of
odorous
compounds,
disinfection
byproducts,
release
toxic
substances.
Various
physical,
biological,
chemical
techniques
been
attempted
prevent
blooms.
However,
bulk
management
methods
currently
in
use
concentrate
on
emergent
removals;
result,
these
are
usually
less
effective
because
they
immobile.
Ultraviolet
(UV)
irradiation
has
gained
lots
attention
lately
possible
remedy
for
lowering
HABs.
In
this
review
paper,
we
combined
recent
information
about
various
effects
blooms,
UV‐C
(UV‐C
irradiation),
starting
from
other
used
removal
HABs,
continuing
with
facilities,
particularly
flow‐through
reactors,
enabling
development
shipborne
practical
way
through
which
technique
was
made
remove
Further,
including
mechanism,
suppression
factors,
application
technique,
growth
recovery.
The
UV‐induced
damage
nucleic
acid,
photosynthesis
system,
settleability,
cell
integrity,
oxidative
pressure
were
responsible
density.
factors
needs
be
paid
humic
salinity,
turbidity,
nitrate,
pH.
Ecotoxicology and Environmental Safety,
Journal Year:
2025,
Volume and Issue:
295, P. 118155 - 118155
Published: April 1, 2025
Water
eutrophication
leads
to
the
frequent
occurrence
of
cyanobacterial
blooms,
which
pose
a
serious
threat
health
and
survival
fish,
top
consumer
in
freshwater
ecosystems.
The
hepatotoxicity
induced
by
microcystin-LR
(MC-LR)
has
been
well
studied;
however,
its
impact
on
intestinal
flora
gut-liver
axis
rarely
reported.
This
study
aimed
investigate
harmful
effects
acute
oral
(303.89
µg/kg.bw)
intraperitoneal
(i.p.,
101.3
exposure
MC-LR
intestine
liver
common
carp.
results
showed
that
transaminase
activity
levels
proinflammatory
factors
increased
significantly,
histological
abnormalities
were
observed,
indicating
hepatoenteric
inflammatory
response.
gram-negative
bacteria
increased,
but
expression
bile
acid
(BA)-related
genes
(cyp7a1,
cyp8b1,
cyp27a1,
fxr)
short-chain
fatty
(SCFA)
content
decreased
as
LPS
level
increased.
These
suggest
induces
inflammation
impairs
BA
synthesis,
weakening
defences
promoting
LPS-related
hepatic
inflammation.
Additionally,
permeability
reduced
SCFA
synthesis
can
further
compromise
epithelium
protection.
was
significantly
more
severe
than
intestine,
recovery
slower.
enhances
understanding
environmental
risks
posed
cyanobacteria.
