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Toward policies and decision-making for dam removal
Martin W Doyle1, Jon M Harbor, Emily H Stanley
1Department of Earth and Atmospheric Sciences, Purdue University, 1397 Civil Engineering Building, West Lafayette, Indiana 47907-1397, USA. mwdoyle@email.unc.edu
Agencies need prioritization schemes and minimum analysis for dam removal decisions. An experimental phase with intensive study of a few dam removals is crucial for developing scientific understanding and preventing disasters.
Area of Science:
- Environmental Management
- River Restoration Science
Background:
- Dam removal is a growing environmental management issue.
- Agencies face increasing numbers of potential dam removals with limited resources.
- Current dam removal practices lack scientific foundation and clear objectives.
Purpose of the Study:
- To address the need for systematic approaches to dam removal.
- To propose policies for effective dam removal decision-making.
- To advocate for an experimental phase in dam removal projects.
Main Methods:
- Recommending the adoption of prioritization schemes for dam removals.
- Advocating for the establishment of minimum analytical standards before decisions.
- Suggesting an initial experimental phase for intensive study of a few removals.
Main Results:
- Prioritization schemes and minimum analysis levels can guide agencies.
- An experimental approach will foster essential scientific understanding.
- This approach can minimize risks associated with poorly planned removals.
Conclusions:
- Implementing prioritization and analysis policies is vital for agencies.
- An experimental phase is necessary for developing robust dam removal science.
- Effective decision-making requires a strong scientific basis to prevent ecological and safety risks.
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