The article, in the August 2008 issue, is by Tom Barthel, a master gardener and freelance writer that specializes in pet and gardening topics. The article is entitled, "10 Steps to a Greener Home." Check it out!
The issue should be on the Dog Fancy website pretty soon, but in the meantime you can click on the slide show to read the article.
And for more information about Raising a Green Dog, visit my blog and Squidoo lens on the topic!