SSRN Electronic Journal,
Journal Year:
2022,
Volume and Issue:
unknown
Published: Jan. 1, 2022
Despite
a
rich
literature
on
the
negative
ecological
impacts
of
invasive
alien
trees,
to
date
there
has
been
no
comprehensive
assessment
their
economic
costs
while
such
synthesis
is
key
for
research
and
management
purposes.
Using
InvaCost
database,
we
synthesize
global
cost
trees
with
aims
(I)
identify
costliest
geographic
locations,
(II)
investigate
dominant
impacted
sectors
types,
(III)
estimate
temporal
trends
in
over
recent
decades,
(IV)
analyze
relationship
between
categories
uses
invasion
attributed
these
uses.
Between
1960
2020,
accumulated
reported
total
$19.2
billion,
an
average
$77.43
million
per
year.
About
25%
this
was
empirically
observed,
remainder
being
potential
costs.
A
72
had
observed
highly
reliable
records.
Cost
contributions
across
were
very
unevenly
distributed,
vast
majority
derived
from
Acacia
mearnsii
Elaeis
guineensis
,
especially
South
Africa
Colombia,
respectively.
The
largest
shares
agriculture
($1.4
billion)
authorities-stakeholders
($1.1
billion),
incurred
mostly
resource
damages
losses
($3.5
billion).
Most
records
introduced
multiple
uses,
but
horticulture/ornamental
use
most
common
(58
species).
Therefore,
close
attention
sector
may
be
important
reducing
impact
trees.
massive
costs,
remain
knowledge
gaps
scales,
indicating
that
are
likely
severely
underestimated.
This
highlights
need
further
concerted
widely
distributed
efforts
regarding
species
Abstract
Cities
concentrate
problems
that
affect
human
well-being
and
biodiversity.
Exploring
the
link
between
mental
health
biodiversity
can
inform
more
holistic
public
urban
planning.
Here
we
examined
associations
bird
tree
species
diversity
estimates
from
eBird
community
science
datasets
national
forest
inventories
with
self-rated
metrics
Canadian
Community
Health
Survey.
We
linked
data
across
36
Metropolitan
Areas
2007-2022
at
a
postal
code
level.
After
controlling
for
covariates,
found
were
significantly
positively
related
to
good
self-reported
health.
Living
in
one
standard
deviation
higher
than
mean
increased
reporting
of
by
6.64%.
Postal
codes
richness
5.36%.
Our
results
suggest
supporting
healthy
ecosystems
may
also
benefit
well-being.
Scientific Reports,
Journal Year:
2023,
Volume and Issue:
13(1)
Published: June 2, 2023
Abstract
The
high
ecological
impacts
of
many
invasive
alien
trees
have
been
well
documented.
However,
to
date,
we
lacked
synthesis
their
economic
impacts,
hampering
management
actions.
Here,
summarize
the
cost
records
(
I
)
identify
with
information
and
geographic
locations,
II
investigate
types
costs
recorded
sectors
impacted
by
III
analyze
relationships
between
categories
uses
invasion
attributed
these
uses.
We
found
reliable
only
for
72
trees,
accumulating
a
reported
total
$19.2
billion
1960
2020.
Agriculture
was
sector
highest
due
trees.
Most
were
incurred
as
resource
damages
losses
($3.5
billion).
Close
attention
ornamental
is
important
reducing
impact
since
most
introduced
that
use.
Despite
massive
there
remain
large
knowledge
gaps
on
sectors,
scales,
indicating
real
severely
underestimated.
This
highlights
need
further
concerted
widely-distributed
research
efforts
regarding
Urban forestry & urban greening,
Journal Year:
2024,
Volume and Issue:
94, P. 128246 - 128246
Published: Feb. 14, 2024
Insect
herbivore
pests
have
been
identified
as
a
significant
threat
to
the
health
and
survival
of
urban
trees.
In
future,
these
pest-tree
interactions
in
areas
may
be
altered
by
increased
variability
environmental
conditions
projected
under
climate
change.
However,
our
understanding
how
this
occur
is
limited.
short
communication,
we
discuss
factors
that
increase
forest
vulnerability
insect
change
will
alter
factors.
We
then
can
help
reduce
negative
effects
through
actions
such
diversifying
forests,
reducing
plant
stress
increasing
capacity
for
early
detection
using
emerging
biosurveillance
technologies.
time
with
globalisation
aiding
transport
between
areas,
it
important
remain
vigilant
ever-increasing
threats
compromise
green
assets
benefits
they
provide.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: Feb. 21, 2025
RNA
interference
(RNAi)
is
a
sequence-specific
gene
silencing
mechanism
triggered
by
double-stranded
(dsRNA).
Exploiting
the
RNAi
to
silence
essential
genes
in
insects
has
emerged
as
promising
new
pest
control
strategy,
and
RNAi-based
products
are
being
developed
for
plant
protection.
proven
effective
causing
mortality
highly
invasive
emerald
ash
borer
(EAB)
(Agrilus
planipennis)
(Coleoptera:
Buprestidae);
however,
practical
delivery
method
remains
barrier
its
deployment.
In
this
study,
we
evaluate
systemic
distribution
retention
of
exogenously
applied
dsRNA
green
(Fraxinus
pennsylvanica)
tissues
investigate
feasibility
through
host
plant.
To
persistence
dsRNA,
seedings
exposed
EAB-specific
root
soak,
sampled
3,
7,
14,
21,
30
d
after
exposure,
sectioned
into
root,
woody-stem,
soft-stem,
leaf
tissues.
Total
extracted
evaluated
RT-PCR.
Gel
images
Sanger
sequencing
confirm
presence
dsRNAs,
demonstrating
successful
uptake
translocation
dsRNAs
throughout
Our
findings
demonstrate
that
application
represents
viable
seedlings,
supporting
potential
technology
providing
protection
against
EAB.
Journal of Integrated Pest Management,
Journal Year:
2023,
Volume and Issue:
14(1)
Published: Jan. 1, 2023
Abstract
Survival
of
North
American
species
ash
(Oleaceae:
Fraxinus
spp.
L.)
is
threatened
by
emerald
borer
(EAB),
Agrilus
planipennis
(Fairmaire),
a
phloem-feeding
beetle
that
destroys
the
vascular
system
its
host.
In
forested
sites
where
dominant
overstory
species,
mortality
caused
EAB
can
substantially
alter
conditions,
with
potentially
cascading
effects
on
ecosystems.
urban
forests,
trees
were
often
abundant
and
provided
an
array
ecosystem
services
because
their
rapid
growth,
capacity
to
withstand
stressful
conditions
prior
EAB,
low
pest
load.
Annualized
costs
managing
over
next
30
yr
in
United
States
has
been
estimated
approach
$1.8
billion.
Numerous
cost-benefit
analyses
have
demonstrated
it
more
cost
effective
retain
mature
systemic
insecticides
than
replace
these
areas.
Effective
protection
depends
deployment
before
injury
disrupts
transports
insecticide
canopy.
Given
ongoing
spread
timely
management
critical
for
protecting
canopies.
Over
last
2
decades,
we
encountered
persistent
myths
hindered
adoption
protective
measures
preserve
communities
recently
infested
EAB.
Here
review
counter
them
research-based
evidence
supports
justifies
program.
Finally,
use
5
basic
tenets
IPM
outline
forests.
Sustainability,
Journal Year:
2023,
Volume and Issue:
15(7), P. 5820 - 5820
Published: March 27, 2023
Fig
cultivation
has
long
been
an
agricultural
tradition
in
the
Mediterranean
region,
providing
economic
and
social
benefits
to
local
communities.
Understanding
fig
tree
yield
response
rapid
invasions
of
pests
shifts
climatic
conditions
is
essential
for
developing
appropriate
sustainable
strategies.
In
this
context,
we
investigate
whether
changes
climate
pest
have
had
a
combined
effect
on
(Ficus
carica
L.)
yield.
We
used
data
collected
over
10
years
Bejaïa
province,
Algeria,
conducted
regression
analysis
relationship
between
two
key
factors.
Results
revealed
significant
warming
trend
(0.057
°C
yr−1),
decrease
precipitation
(−27.1
mm
region.
Multiple
pests,
including
pathogenic
fungi
(Diaporthe
cinerascens,
Fusarium
spp.)
ravaging
bark
beetles
(Hypocryphalus
scabricollis),
spread
declined
by
25%
during
study
period
was
affected
both
Our
findings
provide
valuable
insights
that
can
aid
farmers
practitioners
mitigating
risks
arise
from
effects
change
invasions,
thereby
promoting
farming
practices.
