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The discussion of needs reaches non-academics in a more direct way than talking about abstract thresholds, substitutability and other issues dear to academic debate on sustainability. In this way, the collection presents an opportunity for substantial social change as well as a challenge for research and policy-making.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.