Several years ago when I began my freelance writing career, I wrote many articles for what was then Peterborough Kids (also published as Northumberland Kids, etc.), now called Local Parent (http://www.localparent.ca).
One of my very first assignments was an article with tips for making Halloween a little bit more environmentally-friendly. Check it out!
http://peterboroughkids.dgtlpub.com/2009/2009-11-30/pdf/holidays.pdf