What would Al do? He'd turn off that light. He'd buy a hybrid car. He'd recycle. And he'd avoid buying plastic whenever possible.
Check out "Plastic Ocean" (found via Molly-o, who provides a handy bulleted list of action points and who is also seriously freaked out). It's a rather shocking article about the long-term costs of plastics in terms of debris and toxicity, to the planet and to ourselves.
I thought about this as I ate lunch. I looked at the straw in my soda and thought, This will be on the planet longer than I or my children or my grandchildren. That is a truly scary thought.