1. CLA - exemplar Tires Manufacturing Use Disposal

2. The raw material for tires (isoprene) originally came from trees During WWII, scientists discovered ways to convert crude oil into isoprene. Currently, about 26 litres of oil is required to make 1 tire. Tires: Manufacturing Home

3. Tires: Use As Tires are used, the rubber slowly flakes off over time Worn down rubber does not decompose It finds its way into rivers, lakes and streams Currently there is limited research in the long term effects of rubber pollution Home

4. Tires: Disposal 290 million tires are disposed of annually There is a high risk associated with tire dumps  See Hagersville Tire Fire Hagersville Tire Fire Currently there exists multiple uses for recycled tires including; mats in arenas, auto parts, outdoor sports track etc. Home

5. References CBC. (n.d.). On This Day - Feb. 12, 1990 - CBC Archives. CBC Archives. Retrieved December 15, 2010, from http://archives.cbc.ca/on_this_day/02/12/http://archives.cbc.ca/on_this_day/02/12/ Fisher, A. (2010, March 25). Cleaner, Greener Synthetic Rubber Tires Start to Roll. The CBS Interactive Business Network, 1. Retrieved December 14, 2010, from http://www.bnet.com/blog/auto/cleaner-greener-synthetic-rubber-tires-start-to-roll/4288 http://www.bnet.com/blog/auto/cleaner-greener-synthetic-rubber-tires-start-to-roll/4288 Goodyear Canada Inc. - About Goodyear Tires | How Tires Are Built. (n.d.). Goodyear Tires - Canada. Retrieved December 15, 2010, from http://www.goodyear.ca/about/diversity/how_built.htmlhttp://www.goodyear.ca/about/diversity/how_built.html Science Netlinks: Science Updates. (n.d.). Science NetLinks: Resources for Teaching Science. Retrieved December 15, 2010, from http://www.sciencenetlinks.com/sci_update.php?DocID=197http://www.sciencenetlinks.com/sci_update.php?DocID=197 Tire Recycling in Ontario. (n.d.). Ontario Tire Stewardship. Retrieved December 14, 2010, from https://www.ontariots.ca/?q=TireRecOntario https://www.ontariots.ca/?q=TireRecOntario APA formatting by BibMe.org.

6. References Images Oil Barrels. [image]. Retrieved February 6, 2011, from: http://www.gettyimages.ca/Search/Search.aspx?contractUrl=2&language=en- US&family=creative&lic=rf&assetType=image&p=oil+barrel# http://www.gettyimages.ca/Search/Search.aspx?contractUrl=2&language=en- US&family=creative&lic=rf&assetType=image&p=oil+barrel# Old Rubber. [image]. (2009). Retrieved February 2, 2011, from: http://www.flickr.com/photos/primed_minister/3186209238/ http://www.flickr.com/photos/primed_minister/3186209238/ Recycled Rubber. [image]. Retrieved February 6, 2011, from: http://www.gettyimages.ca/Search/Search.aspx?contractUrl=2&language=en- US&family=creative&lic=rf&assetType=image&p=recycled+tire# http://www.gettyimages.ca/Search/Search.aspx?contractUrl=2&language=en- US&family=creative&lic=rf&assetType=image&p=recycled+tire# Tires in Grass. [image]. (2009). Retrieved February 2, 2011, from: http://www.flickr.com/photos/primed_minister/3186209238/ http://www.flickr.com/photos/primed_minister/3186209238/ Tire Tracks. [image]. (2004). Retrieved February 2, 2011, from: http://www.flickr.com/photos/two- wrongs/21573076/http://www.flickr.com/photos/two- wrongs/21573076/ APA formatting by BibMe.org.