But if you don't feel comfortable with plastic, think about drastically altering your lawn-care practices. For starters, compost your clippings instead of bagging them; per the NASA study, this can nearly triple your lawn's effectiveness as a carbon sink. Ditch your aging gas-powered mower in favor of a reel push mower. And make the switch to organic fertilizers that contain ingredients like cornmeal or seaweed.
Is there an environmental quandary that's been keeping you up at night? Send it to email@example.com, and check this space every Tuesday.