The bottled water industry is fairly new to the scene. They’re making a lot of dough but recently a lot of opposition has been bubbling up because of it’s non-sustainable aspects.
Here’s a link to a lecture from iTunes U on the subject. It’s targeted at the UK so you get to have some fun doing quick metric conversions.
I tried to find a YouTube or other video link but I was unsuccessful. It may only work on a Macintosh or possibly a Windows machine running iTunes.
Update: Here’s a link to the video from Thomas Wiradikusuma. He left it in the comments below.