Bloomberg proposing citywide ban on plastic-foam food packaging

"Officials at City Hall said a plastic-foam ban could save millions of dollars a year. Plastic foam, which is not biodegradable, can add up to $20 per ton in recycling costs when the city processes recyclable materials... city is a relative latecomer to the antifoam trend: measures against the material are already in place in Los Angeles; Portland, Ore.; San Francisco and Seattle."