We must remember, she is on the left coast, home to fruits and nuts. The country is tilted and all the loose nuts roll west.
That being said, I am about as eco friendly as the next guy... well, depending on who the next guy is. But in a situation where I have to grab my BOB and go, I am more worried about being "Preserve butt" friendly" than worried if I am stepping on a rare plant or squishing some next extinct toad.
Most of pre-prepared kits sold on the internet and in stores are cheapo crap. The most sensible thing to do is determine what you need, buy quality goods that will last, carry no more than you need/have to have and know how to use what you have.