In 1987, the United Nations defined sustainable development as "meeting the needs of the present without compromising the ability of future generations to meet their own needs." (Report of the World Commission on Environment and Development, Brundtland Comission.)
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What pillars do the images represent?
What are the 3 E's? What are the 3 P's?
Images: Jacob_09/Shutterstock (2021). Ten ways to celebrate Earth day from home. The old farmer's almanac, April 21, 2021, https://www.almanac.com/content/earth-day-date-activities-history; Littleton-Lopez, Vanessa (2016) Promoting social equity in local government, PA Times, American Society for Public Administration, May 20, 2016. https://patimes.org/promoting-social-equity-local-government/; Understanding World Economics, https://www.ted.com/playlists/272/understanding_world_economics
