If you can't view this slide show, it may be blocked by the DOE. (I couldn't see it in school.)
First, here are the research questions for HW:
* What percentage of the world's water is clean?
* What percentage of the world's water is fresh?
* What percentage of the world's water is potable?
To view the slides (as GIF files in Flickr) click here.
No comments:
Post a Comment