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Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

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Published on: December 9, 2012

Systemic solutions for multi-benefit water and environmental management.

Mark Everard¹, Robert McInnes

¹Faculty of Environment and Technology, University of the West of England (UWE), Coldharbour Lane, Frenchay Campus, Bristol BS16 1QY, UK. mark@pundamilia.co.uk

The Science of the Total Environment

|June 4, 2013

Summary

Low-input systemic solutions using natural processes optimize multiple ecosystem services, reducing environmental costs. Implementing these requires flexible regulations and collaboration across diverse stakeholders for sustainable development.

Keywords:

Ecosystem services Integrated constructed wetlands Sustainable drainage systems Systemic solutions Treatment wetlands Washlands

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Area of Science:

Environmental Science
Water Management
Sustainable Development

Background:

Conventional water and environmental management technologies incur significant environmental and financial costs.
Narrowly focused outputs often lead to unintended negative consequences.
There is a critical need for low-input solutions that optimize multiple ecosystem services.

Purpose of the Study:

To define and evaluate 'systemic solutions' as low-input technologies that leverage natural processes.
To identify opportunities for optimizing ecosystem service delivery and public value.
To explore barriers and facilitators for implementing systemic solutions in water and environmental management.

Main Methods:

Analysis of case studies on ecosystem-based water and environmental management technologies.
Definition of 'systemic solutions' based on input-output analysis and ecosystem service optimization.
Examination of regulatory, financial, and management obstacles and enablers.

Main Results:

Integrated Constructed Wetlands (ICWs) exemplify low-input systems optimizing ecosystem services.
Systemic solutions offer a pathway to avert negative impacts and enhance benefits across all ecosystem service beneficiaries.
Legacy legislation, fragmented budgets, and established assumptions hinder systemic solution implementation.

Conclusions:

Systemic solutions contribute to sustainable development by increasing net economic value and optimizing ecosystem service delivery.
Flexible interpretation of regulations, rather than rigid adherence, can unlock greater public benefit.
Successful implementation necessitates a culture shift and collaboration among diverse stakeholders, including planners, engineers, regulators, and researchers.