Some former contestants from the mega-show "American Idol" offer their green tips. (Gerri Miller)
Elliott Yamin: Hi, I'm Elliot Yamin.
Allison Iraheta: Hey, it's Allison Iraheta.
Anoop Desai: Hi, I'm Anoop Desai and you're watching the Mother Nature Network.
Allison Iraheta: Alright hey, what's up guys? It's Allison Iraheta and my green tip of the day is to recycle. And uh ... yeah!
Kimberly Caldwell: Hey guys, it's Kimberly Caldwell. My green tip to you is use single-ply toilet paper instead of double-ply. Save the trees, OK? You don't really need all that down there.
Elliott Yamin: Hey I'm Elliott Yamin and my green tip is — you better recycle your butt off.
Anoop Desai: Hey this is Anoop Desai. My green tip is always recycle. I've never thrown away a bottle or a can, and you shouldn't, either.
MNN homepage photo of Allison Iraheta: ZUMA Press