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EARTH_102-6: Sustainability and Social Justice (Horton): Background sources


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Jeannette Moss
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After finding sources in the databases to the right, you might be able to find earlier editions or similar, earlier-published sources, to contrast definitions over time.

You can find older encyclopedias and dictionaries by searching NUsearch.  A keyword search might look something like this:
environment* encyclopedia*  (and then limit to 1980s and 1990s).