Planning for 1000 Years: The Råängen Experiment
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© Peter Pelzer, Roger Hildingsson, Alice Herrström, Johannes Stripple. This is an open access article distributed under the terms of the Creative Commons Attribution 4.0 license (http://creativecommons.org/licenses/by/4.0), which permits any use, distribution, and reproduction of the work without further permission provided the original author(s) and source are credited.