The Global Biogeochemical Cycle of the Rare Earth Elements
Global Biogeochemical Cycles,
Год журнала:
2024,
Номер
38(6)
Опубликована: Июнь 1, 2024
Abstract
To
improve
our
understanding
and
guide
future
studies
applications,
we
review
the
biogeochemistry
of
rare
earth
elements
(REE).
The
REEs,
which
form
a
chemically
uniform
group
due
to
their
nearly
identical
physicochemical
properties,
include
lanthanide
series
plus
scandium
(Sc)
yttrium
(Y).
These
elements,
in
conjunction
with
neodymium
isotopes,
are
powerful
tools
for
key
oceanic,
terrestrial,
biological
even
anthropogenic
processes.
Furthermore,
unique
properties
render
them
essential
various
technological
processes
products.
Here,
delve
into
characteristics
REE
discuss
normalization
procedures
anomalies.
We
also
examine
aqueous
speciation
contributing
better
behavior
aquatic
settings,
including
role
isotopes.
then
focus
on
environmental
distribution,
fractionation,
controlling
different
systems
across
land‐ocean
continuum.
In
addition,
analyze
sinks,
sources,
mobility
providing
insights
these
environments.
further
investigate
sources
REEs
bioavailability,
bioaccumulation,
transfer
along
food
webs.
explore
potential
effects
climate
change
cycling,
bioavailability
underlining
importance
current
research
this
evolving
field.
summary,
provide
comprehensive
environment,
from
roles
distribution
impacts,
offering
valuable
pinpointing
knowledge
gaps.
Язык: Английский
Rare Earth Elements in the age of Climate Change: ecotoxicological insights and future directions
Current Opinion in Environmental Science & Health,
Год журнала:
2025,
Номер
unknown, С. 100600 - 100600
Опубликована: Янв. 1, 2025
Язык: Английский
Investigating the effects of anthropogenic yttrium contamination: biochemical alterations in the gills and digestive glands of exposed mussels (Mytilus galloprovincialis)
Environmental Toxicology and Pharmacology,
Год журнала:
2025,
Номер
unknown, С. 104650 - 104650
Опубликована: Фев. 1, 2025
The
rapid
growth
of
electronic
waste,
including
fluorescent
lamp
waste
(FLW),
has
led
to
an
increase
in
elements
like
yttrium
(Y)
and
other
rare
earth
(REE)
aquatic
environments
due
improper
management.
However,
there
are
no
guidelines
for
permissible
concentrations
these
the
environment.
This
study
examines
biochemical
impacts
varying
Y
(50,
100,
200µgL-1),
mimicking
a
FLW
discharge,
on
gills
digestive
glands
Mytilus
galloprovincialis
exposed
14
days.
Energy
reserves,
antioxidant
biotransformation
enzymes,
lipid
peroxidation
(LPO),
neurotoxicity
were
measured.
Results
showed
limited
capacity
at
highest
concentration.
Additionally,
increased
LPO
levels
both
organs
suggest
oxidative
stress-induced
damage.
underscores
need
regulations
address
contamination
from
safeguard
ecosystems,
proposing
reference
value
based
observed
effects.
Язык: Английский