Science,
Journal Year:
2022,
Volume and Issue:
375(6582), P. 753 - 760
Published: Feb. 17, 2022
Proposed
hydropower
dams
at
more
than
350
sites
throughout
the
Amazon
require
strategic
evaluation
of
trade-offs
between
numerous
ecosystem
services
provided
by
Earth's
largest
and
most
biodiverse
river
basin.
These
are
spatially
variable,
hence
collective
impacts
newly
built
depend
strongly
on
their
configuration.
We
use
multiobjective
optimization
to
identify
portfolios
that
simultaneously
minimize
flow,
connectivity,
sediment
transport,
fish
diversity,
greenhouse
gas
emissions
while
achieving
energy
production
goals.
find
uncoordinated,
dam-by-dam
expansion
has
resulted
in
forgone
service
benefits.
Minimizing
further
damage
from
development
requires
considering
diverse
environmental
across
entire
basin,
as
well
cooperation
among
Amazonian
nations.
Our
findings
offer
a
transferable
model
for
transboundary
basins.
Reviews of Geophysics,
Journal Year:
2018,
Volume and Issue:
56(3), P. 456 - 531
Published: April 20, 2018
Abstract
Water
availability
is
a
major
factor
constraining
humanity's
ability
to
meet
the
future
food
and
energy
needs
of
growing
increasingly
affluent
human
population.
plays
an
important
role
in
production
energy,
including
renewable
sources
extraction
unconventional
fossil
fuels
that
are
expected
become
players
security.
The
emergent
competition
for
water
between
systems
recognized
concept
“food‐energy‐water
nexus.”
nexus
made
even
more
complex
by
globalization
agriculture
rapid
growth
trade,
which
results
massive
virtual
transfer
among
regions
security
some
regions.
This
review
explores
multiple
components
food‐energy‐water
highlights
possible
approaches
could
be
used
with
limited
resources
planet.
Despite
clear
tensions
inherent
meeting
changing
demand
21st
century,
linkages
food,
water,
can
offer
opportunity
synergistic
strategies
aimed
at
resilient
security,
such
as
circular
economy.
Science,
Journal Year:
2019,
Volume and Issue:
365(6459)
Published: Sept. 19, 2019
River
ecosystems
are
highly
biodiverse,
influence
global
biogeochemical
cycles,
and
provide
valued
services.
However,
humans
increasingly
degrading
fluvial
by
altering
their
streamflows.
Effective
river
restoration
requires
advancing
our
mechanistic
understanding
of
how
flow
regimes
affect
biota
ecosystem
processes.
Here,
we
review
emerging
advances
in
hydroecology
relevant
to
this
goal.
Spatiotemporal
variation
exerts
direct
indirect
control
on
the
composition,
structure,
dynamics
communities
at
local
regional
scales.
Streamflows
also
processes,
such
as
nutrient
uptake
transformation,
organic
matter
processing,
metabolism.
We
deepening
biological
not
just
static
patterns,
affected
stream
research
nexus
flow-biota-ecosystem
processes
is
an
early
stage.
illustrate
frontier
with
evidence
from
altered
regulated
rivers
urban
streams.
identify
challenges
that
should
be
prioritized
advance
process-based
restoration.
Frontiers in Environmental Science,
Journal Year:
2018,
Volume and Issue:
6
Published: July 2, 2018
A
decade
ago,
scientists
and
practitioners
working
in
environmental
water
management
crystallised
the
progress
direction
of
flows
science,
practice
policy
The
Brisbane
Declaration
Global
Action
Agenda
(2007),
during
10th
International
Riversymposium
Environmental
Flows
Conference
held
Brisbane,
Australia.
2007
highlights
significance
allocations
for
humans
freshwater-dependent
ecosystems,
sets
out
a
nine-point
global
action
agenda.
This
was
first
consensus
document
that
bought
together
diverse
experiences
across
regions
disciplines,
significant
setting
common
vision
internationally.
After
uptake
innovation
flows,
declaration
agenda
revisited
at
20th
Conference,
Australia,
2017.
objective
to
publicize
achievements
since
update
reflect
collective
progress,
innovation,
emerging
challenges
policy,
science
worldwide.
paper
on
(2018)
describes
inclusive
consultation
processes
guided
review
document.
2018
presents
an
urgent
call
protect
restore
aquatic
ecosystems
their
biodiversity,
intrinsic
values
ecosystem
services,
as
central
element
integrated
resources
management,
foundation
achievement
water-related
Sustainable
Development
Goals.
makes
35
actionable
recommendations
guide
support
implementation
through
legislation
regulation,
programs,
research,
linked
by
partnership
arrangements
involving
stakeholders.
An
important
new
is
emphasis
given
full
equal
participation
all
cultures,
respect
rights,
responsibilities
systems
governance
decisions.
These
social
cultural
dimensions
e-flow
warrant
far
more
attention.
Actionable
present
pathway
forward
era
scientific
research
shared
visions,
collaborative
programs
adaptive
suited
contexts
Scientific Data,
Journal Year:
2020,
Volume and Issue:
7(1)
Published: Jan. 21, 2020
Abstract
By
presenting
the
most
comprehensive
GlObal
geOreferenced
Database
of
Dams
to
date
containing
more
than
38,000
dams
as
well
their
associated
catchments,
we
enable
new
and
improved
global
analyses
impact
on
society
environment
environmental
change
(for
example
land
use
climate
change)
catchments
dams.
This
paper
presents
development
database
through
systematic
digitisation
satellite
imagery
globally
by
a
small
team
highlights
various
approaches
bias
estimation
validation
data.
The
following
datasets
are
provided
(a)
raw
digitised
coordinates
for
location
dam
walls
(that
may
be
useful
in
machine
learning
identification
from
imagery),
(b)
vector
file
watershed
each
dam.
Freshwater Biology,
Journal Year:
2017,
Volume and Issue:
63(8), P. 1011 - 1021
Published: Oct. 26, 2017
Abstract
The
natural
flow
regime
concept
has
contributed
significantly
to
environmental
flows
(e‐flows)
science
and
applications
over
the
last
20
years.
Natural
regimes
reflect
long‐term,
historical
patterns
of
variability
that
have
shaped
riverine
species’
adaptations
continue
shape
community
ecosystem
structure
function.
This
scientific
perspective,
however,
carries
with
it
important
assumptions
about
climatic
ecological
stationarity
in
terms
“reference”
conditions
provide
a
basis
for
comparing
success
or
outcomes
e‐flow
interventions.
Non‐stationarity
climate
other
(temperature,
sediment,
nutrients)
features
(non‐native
species
spread)
presents
challenges
science.
Reliance
on
assumption
restoration
reference
either
hydrologic
is
no
longer
tenable,
an
expanded
e‐flows
foundation
needed
meet
several
facing
future
implementations.
Currently
recognised
limitations
contribute
emergence
research
frontiers
need
further
development.
These
are
(1)
shifting
from
static,
regime‐based
metrics
dynamic,
time‐varying
characterisations;
(2)
expanding
(and
space–time
scales)
used
primary
reliance
states
include
process
(population)
rates
traits;
(3)
incorporating
“non‐flow”
(e.g.
temperature,
sediment)
guide
prioritisation
likelihood
success;
(4)
broadening
incorporate
more
theory
will
predictive
perspective
managing
remain
understand
response
alterations
inform
management.
However,
under
hydro‐climatic
conditions,
new
imperative
resilience
emerging,
is,
identifying
prescribing
sustain
robust,
persistent
socially
valued
characteristics
flexible
adaptive
management
framework.