Heliyon,
Год журнала:
2024,
Номер
10(7), С. e28860 - e28860
Опубликована: Март 29, 2024
Protected
areas
are
significant
due
to
the
high
value
of
natural
resources
they
shelter.
This
study's
primary
objective
is
assess
quality
status
water
(13
lakes
and
Tisa
River)
localized
in
protected
area
River
on
territory
Romania.
A
number
13
surface
(Tisa
situated
through
Natura
2000
ecological
network
studied.
The
chemistry
potential
pollution
were
analyzed
by
measuring
analyzing
a
set
twenty
elements
sixteen
physico-chemical
parameters.
impact
anthropogenic
activities
was
settled
applied
analysis
obtained
results.
human
health
risk
noticed.
Results
indicated
that
waters
rich
Ni
Fe
probably
interaction
with
groundwater
Ni.
Waters
characterized
contamination,
which
if
directly
or
food
chain
consumed
could
negatively
influence
health.
Piper
Gibbs
plots
studied
divided
into
three
categories
based
water-rock
interactions:
mixed
Ca2+-Na+-HCO3-,
CaCO3-,
Na+-HCO3-.
Likewise,
indices
(Heavy
metal
Pollution
Index,
HPI
Heavy
Evaluation
HEI)
correlated
As,
amounts.
findings
this
research
imply
influenced
geogenic
origin
emergence
activities.
significance
related
understanding
mechanisms
quality,
improving
conserving
resources,
correspondingly
any
risks
be
identified.
Ecological Indicators,
Год журнала:
2022,
Номер
136, С. 108613 - 108613
Опубликована: Фев. 1, 2022
Natural
rivers
have
always
been
invaded
by
multiple
pollutants
discharged
anthropogenic
activities,
inducing
physiochemical
and
biological
changes
to
waterbodies.
However,
the
effects
of
different
types
disturbances
natural
wetlands
on
water
quality
bacterial
communities
in
black-odor
remain
largely
unknown.
In
this
study,
13
parameters
at
48
sampling
sites
along
typical
contaminated
Jishan
River
were
selected
evaluate
through
index
(WQI).
The
analysis
microbial
community
composition
its
correlation
with
(industrial
effluent,
aquacultural
wastewater,
domestic
sewage,
confluences,
dam
wetlands)
further
conducted.
results
revealed
that
had
significant
spatial
heterogeneity
samples
disturbed
sites,
shaped
abundance
distribution
communities.
Among
these
disturbances,
altered
hydrological
hydraulic
conditions
river,
leading
worst
quality,
fermentative
microorganism
Lactococcus
becoming
dominant
genus.
surrounding
terminus
river
recuperative
functions
could
restore
community.
WQI
values
38.08–63.46
rated
as
"low"
or
"moderate"
primarily
affected
excessive
nutrient
contaminates,
such
nitrogen,
phosphorus,
organic
matter.
Random
forest
biomarkers
for
C39,
Trichococcus,
norank_f_norank_o_Chloroplast,
unclassified_f_Enterobacteriaceae.
This
study
not
only
facilitated
a
more
comprehensive
understanding
about
between
ecosystem
but
also
provided
theoretical
support
ecological
restoration
governmental
regulation
ecosystem.
Hydrology,
Год журнала:
2023,
Номер
10(10), С. 196 - 196
Опубликована: Окт. 5, 2023
Research
on
water
quality
is
a
fundamental
step
in
supporting
the
maintenance
of
environmental
and
human
health.
The
elements
involved
analysis
are
multidimensional,
because
numerous
characteristics
can
be
measured
simultaneously.
This
multidimensional
character
encourages
researchers
to
statistically
examine
data
generated
through
multivariate
statistical
(MSA).
objective
this
review
was
explore
research
MSA
between
years
2001
2020,
present
Web
Science
(WoS)
database.
Annual
results,
WoS
subject
categories,
conventional
journals,
most
cited
publications,
keywords,
sample
types
analyzed,
country
or
territory
where
study
conducted
used
analyses
were
topics
covered.
results
demonstrate
considerable
increase
using
studies
last
twenty
years,
especially
developing
countries.
River,
groundwater
lake
studied
types.
In
descending
order,
principal
component
(PCA),
hierarchical
cluster
(HCA),
factor
(FA)
discriminant
(DA)
techniques.
presents
relevant
information
for
choosing
appropriate
methods
analyze
data.
