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English definition of “sustainability index”

sustainability index

noun [C]     (plural sustainability indexes, or sustainability indices)
ENVIRONMENT, STOCK MARKET a system that measures the financial results of companies that try to protect the environment rather than just make a quick profit : DJSI World , the Dow Jones ' premier sustainability index , identifies the top 10% of best-performing companies in areas of sustainability .
COMMERCE, ENVIRONMENT a list of product information provided for consumers who want to understand the process involved in making the products they buy and how that process affects the environment : The sustainability index shows consumers a product's environmental impact .
(Definition of sustainability index noun from the Cambridge Business English Dictionary © Cambridge University Press)
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