Optimising Seasonal Decisions for Environmental Water Use

Examining Trade-Offs in Piggybacking Flow Events while Making Environmental Release Decisions in a River System

Simranjit Kaur, Avril C Horne, Rory Nathan, Joanna M Szemis, Laura Gibson, Alysson M Costa, J Angus Webb, Michael Stewardson

2019-06-01

High flow pulses (or spells or freshes) play a crucial role in maintaining the ecological health of a river system. Impoundment of..

Environmental Flow Assessment Methods and Applications

John G Williams, Peter B Moyle, J Angus Webb, G Mathias Kondolf

2019-01-01

The following chapters assess standard and emerging methods, how they should be tested, and how they should (or should not) be app..

Active Management of Environmental Water to Improve Ecological Outcomes

Avril C Horne, Simranjit Kaur, Joanna M Szemis, Alysson M Costa, Rory Nathan, J Angus Webb, Michael J Stewardson, Natashia Boland

2018-12-01

Environmental water is being embraced by governments around the world as a means to partly restore rivers impacted by excessive ri..

Assessing the Impact of Climate Change on Environmental Outcomes in the Context of Natural Climate Variability

Jun Wang, Rory Nathan, Avril Horne

2018-12-01

Climate change has emerged as a key threat to river ecosystems. This study presents a generic, conceptual framework for assessing ..

Basin-scale environmental water delivery in the Murray-Darling, Australia: A hydrological perspective

Michael J Stewardson, Fiorenzo Guarino

2018-08-01

A major outstanding challenge for environmental flow management is to move from a single site, reach or river focus to planning an..

Quantifying and predicting the benefits of environmental flows: Combining large-scale monitoring data and expert knowledge within hierarchical Bayesian models

J Angus Webb, Siobhan C de Little, Kimberly A Miller, Michael J Stewardson

2018-08-01

Despite large investments of public funds into environmental flows programs, we have little ability to make quantitative predictio..

Vulnerability of Ecological Condition to the Sequencing of Wet and Dry Spells Prior to and during the Murray-Darling Basin Millennium Drought

Jun Wang, Avril Horne, Rory Nathan, Murray Peel, Ian Neave

2018-08-01

Droughts are a significant stressor for water supply systems and freshwater ecosystems. Studies on drought risks and impacts have ..

Resilience, Decision-making, and Environmental Water Releases

Long Chu, R Quentin Grafton, Michael Stewardson

2018-06-01

Tensions between delivering water for human uses versus environmental benefits are increasing in many arid and semiarid regions, p..

Adaptive Management of Environmental Flows

J Angus Webb, Robyn J Watts, Catherine Allan, John C Conallin

2018-03-01

Adaptive management enables managers to work with complexity and uncertainty, and to respond to changing biophysical and social co..

Informing Environmental Water Management Decisions: Using Conditional Probability Networks to Address the Information Needs of Planning and Implementation Cycles

Avril C Horne, Joanna M Szemis, J Angus Webb, Simranjit Kaur, Michael J Stewardson, Nick Bond, Rory Nathan

2018-03-01

One important aspect of adaptive management is the clear and transparent documentation of hypotheses, together with the use of pre..

The relative contribution of near-bed vs. intragravel horizontal transport to fine sediment accumulation processes in river gravel beds

Roser Casas-Mulet, Garima Lakhanpal, Michael J Stewardson

2018-02-15

Understanding flow-sediment interactions is important for comprehending river functioning. Fine sediment accumulation processes, i..

Deficiencies in our understanding of the hydro-ecology of several native Australian fish: a rapid evidence synthesis

Kimberly A Miller, Roser Casas-Mulet, Siobhan C de Little, Michael J Stewardson, Wayne M Koster, J Angus Webb

2018-01-01

Environmental flows aim to mitigate the impacts of modification of riverine flow regimes by restoring components of the natural fl..

Key hydraulic drivers and patterns of fine sediment accumulation in gravel streambeds: A conceptual framework illustrated with a case study from the Kiewa River, Australia

R Casas-Mulet, KT Alfredsen, AH McCluskey, MJ Stewardson

2017-12-15

Fine sediment processes in gravel beds may have significant impacts to overall river ecosystem function. In addition to gravitatio..

Evaluating four downscaling methods for assessment of climate change impact on ecological indicators

Jun Wang, Rory Nathan, Avril Horne, Murray C Peel, Yongping Wei, John Langford

2017-10-01

Assessments of climate change impacts on freshwater ecosystems are generally based on global climate models (GCMs) and ecologicall..

An Economic Framework for Sharing Water Within a River Catchment

RJ Farquharson, JW Freebairn, JA Webb, MJ Stewardson, T Ramilan

2017-07-01

A framework for sharing a limited quantity, but also a variable quantity, of water between irrigation and the environment to maxim..

An Objective Method to Prioritize Socio-Environmental Water Management Tradeoffs Using Multi-Criteria Decision Analysis

DM Martin, SJ Powell, JA Webb, SJ Nichols, NL Poff

2017-05-01

Rivers provide many social and environmental services that benefit humanity. A critical role of water mangers is to prioritize wat..

Using optimization to develop a "designer" environmental flow regime

Avril Horne, Simranjit Kaur, Joanna Szemis, Alysson Costa, J Angus Webb, Rory Nathan, Michael Stewardson, Lisa Lowe, Natashia Boland

2017-02-01

There are increasing numbers of rivers with large storages, resulting in changes to environmental condition downstream. In these s..

Challenges for determining frequency of high flow spells for varying thresholds in environmental flows programmes

Simranjit Kaur, Avril Horne, Michael J Stewardson, Rory Nathan, Alysson M Costa, Joanna M Szemis, J Angus Webb

2017-01-02

Research Priorities to Improve Future Environmental Water Outcomes

Avril C Horne, J Angus Webb, Erin O'Donnell, Angela H Arthington, Michael McClain, Nicholas Bond, Mike Acreman, Barry Hart, Michael J Stewardson, Brian Richter, N LeRoy Poff

2017-01-01

Significant progress in environmental flow management has occurred in recent years due to several factors. These include governmen..

The Environmental Water Management Cycle

Avril Horne, Erin O'Donnell, J Angus Webb, Michael Stewardson, Mike Acreman, Brian Richter

2017-01-01

Environmental water management is inherently a multidisciplinary endeavor, but until now there has been no single book that engage..

Optimization tools for environmental water decisions: A review of strengths, weaknesses, and opportunities to improve adoption

Avril Horne, Joanna M Szemis, Simranjit Kaur, J Angus Webb, Michael J Stewardson, Alysson Costa, Natashia Boland

2016-10-01

Public investment in river restoration through environmental watering has increased substantially in recent years. To sustain publ..

A mixed integer programming model to optimize environmental water releases in river systems

S Kaur, A Horne, J Szemis, L Lowe, A Costa, M Stewardson, R NATHAN, J Webb, N Boland, J Ravalico, B Velik-Lord, H Clarke

2015-11-30

The 21st International Congress on Modelling and Simulation (MODSIM2015) was held at the Gold Coast Convention and Exhibition Cent..