Re Agenda
As an environmentalist (a scientist, not a tree hugger) it's clear this device has few green credentials per se, although the ability to use without batteries could be useful. Like most consumer electronic equipment it will include various toxic compounds.
I'd suggest that Chris looks at the following for some proof and facts:
http://www.millenniumassessment.org/en/index.aspx
http://www.ipcc.ch/
Together they form probably the largest collective body of human scientific research effort compiled (on any subject).
Dr Dom