'Revolting' Levels of Bacteria Found in Canadian Bottled Water http://www.treehugger.com/files/2010/05/revolting-level-of-b...

Yes, after a few hours being cooped up inside an aluminum alloy tube ingesting recycled air, airplane food is the last thing you need. But next time you plan on leaving your breakfast (featuring the infamous green eggs and ham) untouched, consider the following...

Recycling aluminum cans is one of the easiest things to do (and best for our environment), but did you know every time your plane lands in Toronto Pearson Airport, none of the pop cans you consumed on the flight gets recycled? (so does all the other recyclable garbage) This is due to possible probability of cross-contamination of disease-carrying agent from one country to another.

This post gives a good insight of the horror some of our environmentally conscious passengers experience while traveling. Wait til they find out more about the truth...
Trash: The Unintended Side Effect of Air Travel

I'm just as clueless as everyone else. I've been working in the industry for 4+ years and think I have seen enough. Day after day I report to work with immense guilt.