Journal of Ecology and Environment,
Год журнала:
2020,
Номер
44(1)
Опубликована: Июнь 18, 2020
Abstract
Background
Natural
forests
are
generally
considered
to
be
less
prone
biological
invasions
than
other
modified
ecosystems,
particularly
when
canopy
cover
is
high.
Few
decades
of
management
degraded
by
local
communities
in
Nepal
has
increased
and
altered
disturbance
regimes.
These
changes
might
have
reduced
the
abundance
invasive
alien
plant
species
(IAPS)
forests.
To
understand
status
IAPS
such
forests,
we
studied
two
community
managed
Shorea
robusta
(Sundari
Dhusheri)
Nawalpur
district
central
Nepal.
In
these
vegetation
sampling
was
done
using
circular
plots
10
m
radius
at
forest
edge,
gaps,
within
canopy.
Variation
richness
across
microhabitats
were
compared,
their
variation
with
tree
basal
area
analyzed.
Result
Altogether
14
recorded
study
forests;
among
them
Chromolaena
odorata
,
Ageratum
houstonianum
Lantana
camara
had
highest
frequency.
Mikania
micrantha
early
stage
colonization
Sundari
Community
Forest
(CF)
but
absent
Dhuseri
CF.
Both
higher
edge
gap
both
attributes
declined
increasing
area.
Conclusion
The
results
indicate
that
increase
closure
gaps
through
participatory
can
prevent
suppress
growth
previously
established
This
unacknowledged
benefit
Annual Review of Environment and Resources,
Год журнала:
2021,
Номер
46(1), С. 481 - 509
Опубликована: Июль 23, 2021
The
knowledge,
values,
and
practices
of
Indigenous
peoples
local
communities
offer
ways
to
understand
better
address
social-environmental
problems.
article
reviews
the
state
literature
on
this
topic
by
focusing
six
pathways
which
engage
with
management
relationships
nature.
These
are
(
a)
undertaking
territorial
customary
governance,
b)
contributing
nature
conservation
restoration
efforts
regional
global
implications,
c)
co-constructing
knowledge
for
assessments
monitoring,
d)
countering
drivers
unsustainable
resource
use
resisting
environmental
injustices,
e)
playing
key
roles
in
governance
across
scales,
f)
offering
alternative
conceptualizations
interrelations
between
people
review
shows
that
through
these
making
significant
contributions
managing
health
ecosystems,
producing
based
diverse
values
nature,
confronting
societal
pressures
burdens,
leading
partnering
governance.
have
implications
but
yet
be
fully
recognized
development
polices,
society
at
large.
Sustainability,
Год журнала:
2019,
Номер
11(19), С. 5483 - 5483
Опубликована: Окт. 3, 2019
Medicinal
plants
research
in
Asia
continues
to
receive
significant
national
and
international
attention,
particularly
concerning
its
multiple
roles
poverty
alleviation
health
care
support.
However,
scientific
information
on
the
institutional
arrangements,
potentials
of
different
medicinal
production
systems,
utilization
methods,
remain
highly
fragmented.
This
incomprehensive
base
shades
development
a
comprehensive
agenda
improve
current
body
knowledge,
at
least
context
Asia.
To
address
this
impasse
propose
future
perspectives,
we
systematically
reviewed
247
journal
articles,
15
reports,
28
book
chapters.
From
reviews,
five
key
lessons
are
drawn:
(i)
Asian
plant
systems
demonstrate
some
dynamics,
characterized
by
gradual
but
continuous
shift
from
wild
gathering
cultivation,
(ii)
sub-regional
variations
exist
with
regards
appreciation
for
traditional
healing,
modern
healthcare,
livelihoods
support,
(iii)
knowledge
effect
multi-scale
arrangements
(formal
informal)
management
practices
is
fragmented,
(iv)
very
few
studies
dwell
challenges
commercialization,
role
middlemen,
boom–bust
cycle,
raw
material
readiness,
product
quality,
(v)
law
enforcement,
benefit
sharing,
should
be
prioritized
serve
interest
actors.
further
extend
Asia,
advance
need
empirical
investigations
performance
their
contribution
diverse
contexts.
Diversity and Distributions,
Год журнала:
2019,
Номер
25(10), С. 1599 - 1612
Опубликована: Июль 2, 2019
Abstract
Aim
Climate
change
has
increased
the
risk
of
biological
invasions,
particularly
by
increasing
climatically
suitable
regions
for
invasive
alien
species.
The
distribution
many
native
and
species
been
predicted
to
under
future
climate.
We
performed
modelling
plants
(IAPs)
identify
hotspots
current
climate
scenarios
in
Nepal,
a
country
ranked
among
most
vulnerable
countries
invasions
world.
Location
Nepal.
Methods
niches
24
out
total
26
reported
IAPs
Nepal
(2050
RCP
6.0)
using
an
ensemble
models.
also
conducted
hotspot
analysis
highlight
geographic
different
climatic
zones,
land
cover,
ecoregions,
physiography
federal
states.
Results
Under
climate,
75%
will
expand
contrast
contraction
remaining
25%
IAPs.
A
high
proportion
modelled
occurred
on
agricultural
lands
followed
forests.
In
aggregation,
both
extent
intensity
(invasion
hotspots)
increase
scenarios.
invasion
towards
high‐elevation
mountainous
regions.
these
regions,
use
is
rapidly
transforming
due
development
infrastructure
expansion
tourism
trade.
Main
conclusions
Negative
impacts
livelihood,
biodiversity
ecosystem
services,
as
well
economic
loss
caused
future,
may
be
amplified
if
preventive
control
measures
are
not
immediately
initiated.
Therefore,
management
should
account
vulnerability
change‐induced
into
new
areas,
primarily
mountains.
Weed Research,
Год журнала:
2019,
Номер
59(2), С. 79 - 92
Опубликована: Фев. 11, 2019
Summary
Biological
invasion
is
increasing
worldwide
and
the
management
of
invasive
species
becoming
an
important
priority
for
vegetation
managers.
Success
depends
on
a
thorough
understanding
biology
organism
in
question
effectiveness
current
efforts,
order
to
identify
best
practices
improvement.
In
this
review,
we
synthesised
biological
knowledge
noxious
weed
Ageratina
adenophora
gaps
assessed
efforts
practices.
Finally,
proposed
some
areas
future
research
fill
improve
management.
Our
analysis
showed
that
A.
has
already
invaded
40
countries,
mainly
Asia,
Oceania,
Africa
Europe.
Phenotypic
plasticity,
allelopathic
interference
invasion‐mediated
changes
soil
microbial
community
are
mechanisms
facilitate
rapid
spread
weed.
However,
allelopathy
as
mechanism
success
not
been
supported
by
ecologically
meaningful
experiments.
Though
mechanical,
chemical
control
measures
have
used,
their
remains
limited
continues
new
regions.
Among
seven
agents
examined
date,
gall
fly
(
Procecidochares
utilis
)
leaf
spot
fungus
Passalora
ageratinae
effective
suppress
growth
Some
perennial
native
grasses
(e.g.
Setaria
sphacellata
Lolium
perenne
shown
potential
competitively
.
conclusion,
mechanisms,
exploring
further
agents,
combined
with
approaches
ecological
restoration,
could
help
Journal of Agriculture and Food Research,
Год журнала:
2024,
Номер
15, С. 101031 - 101031
Опубликована: Фев. 8, 2024
Invasive
alien
plant
species
(IAPS)
pose
a
growing
ecological
threat,
disrupting
native
ecosystems
and
biodiversity
while
challenging
traditional
conservation
efforts.
Ageratina
adenophora,
Chromolaena
odorata,
Mikania
micrantha,
belonging
to
the
Banmara
species,
significant
threat
agriculture,
resulting
in
crop
loss
increased
production
costs.
Their
detrimental
effects
on
floral,
faunal
organisms,
make
them
substantial
menace
biodiversity.
Out
of
219
flowering
30
are
identified
as
invasive,
adverse
environmental
outcomes
impacting
agricultural
production.
Remarkably,
two
notable
C.
odorata
M.
rank
among
world's
top
100
most
invasive
agroecosystems
rangelands.
Additionally,
A.
adenophora
is
alert
list
European
Mediterranean
Plant
Protection
Organization
(EPPO).
The
presence
more
prevalent
central
eastern
Nepal,
particularly
Tarai,
Siwalik,
Middle
Mountain
regions,
showing
high
degree
invasion.
have
invaded
High
region
Himalayas,
micrantha
Terai
upper
hilly
regions
Nepal.
These
disrupt
forests,
shrublands,
wetlands,
ecosystems,
causing
imbalances,
habitat
degradation,
negative
impacts
from
biological
invasion
seem
be
rise
Nepal;
however,
national
policy
management
responses
appear
insufficient
address
issue
adequately.
findings
this
study
highlight
urgent
need
challenges
posed
by
these
species.
This
comprehensive
review
synthesizes
current
knowledge
regarding
emphasizing
their
consequences
pressing
for
effective
strategies.
By
comprehending
repercussions
implementing
robust
strategies,
impact
can
minimized,
safeguarding
ecosystem
integrity.
Journal of Environmental Management,
Год журнала:
2024,
Номер
365, С. 121365 - 121365
Опубликована: Июнь 18, 2024
Effective
engagement
is
crucial
for
enhancing
environmental
decision-making
processes,
fostering
more
sustainable
and
equitable
outcomes.
However,
the
success
of
highly
variable
context-dependent.
While
theoretical
frameworks
have
been
developed
to
explain
outcome
variance
in
decision-making,
they
not
yet
tested
digital
contexts,
leaving
their
applicability
processes
unclear.
More
broadly,
there
are
unanswered
questions
about
effectiveness
tools
achieving
goals
engagement,
which
become
increasingly
pertinent
amidst
growing
concerns
potential
technologies
exacerbating
exclusions,
ethical
issues,
systematically
undermining
democratic
progress.
This
paper
addresses
this
evidence
gap
by
presenting
findings
from
interviews
with
practitioners
UK
public,
private,
third
sector
organisations.
Our
results
provide
empirical
insights
into
technical,
ethical,
inclusivity
debates
surrounding
promoting
accessible
high-quality
social
interaction,
place-based
trustworthy
credible
indicate
that
while
current
theories
applicable
environments,
key
explanatory
factors
acquire
new
dimensions
compared
in-person
contexts.
Drawing
on
findings,
study
contributes
novel
expand
theory
explaining
"what
works"
decisions,
its
relevance
age.
The
concludes
evidence-led
recommendations
improve
remote
settings.