Oh man, no html in the comment.

Here's a little John Quincy Adams to go with your Teddy Roosevelt:

"What is the right of a huntsman to the forest of a thousand miles over which he has accidentally ranged in quest of prey? Shall the fields and vallies, which a benificent God has formed to teem with the life of innumerable multitudes, be condemned to everlasting barrenness?"

For "hunstman" read "Indian," and for "barrenness" read "nature". Teeming with life, of course, means industrial monoculture.
http://www.fatalharvest.org/

(I just read it last night in Betty Fussell's "The Story of Corn," so I was pretty excited to read this today.
I'm still dubious about our argentine ant invades, but to the list of their benefits, add myrmecochory:
http://en.wikipedia.org/wiki/Myrmecochory

Nice site!! Interesting read!! AMAZING photo's!!