Dear EarthTalk: What is the deal with plastics recycling these days? Can you explain what the different numbers molded onto the bottom of plastic containers stand for? –Tom Croarkin, Fairfield, CT
Recycle it: Many computer companies, including Apple, Dell, Gateway, Sony, and Toshiba, offer free recycling programs for their models.
Donate it: One way to make sure your computer doesn’t pollute impoverished communities abroad is to make sure it stays in this country, being productively used.