Sep 12, 2010

Tiemstra, J. (2002). "Wasting time and wasting the earth", International Journal of Social Economics, Vol. 29 Iss: 4, pp.260 - 270

Braun, D. (April 2010). “Toilet Paper Wipes Out 27,000 Trees” National Geographic, Retrieved September 7, 2010 from http://nationalgeographic.com/blogs/thegreenguide/2010/04/27000-trees-a-day-used-for-toilet-tissue.html

Glassey, C. and Gupta, V. (September 2010). “A Linear Programming Analysis of Paper Recycling” Management Science, Vol. 21, No,4, Application Series, pp. 392-408 Published by: INFORMS Stable URL: http://www.jstor.org/stable/2629610

Image 1 is from http://fivetooltool.blogspot.com/2009/11/nfl-week-11-you-crap-bed.html 

Image 2 is from http://www.ctrecyclingguide.com/