The eco-adjectives are everywhere, on everything: Earth-friendly, all natural, enviro-safe. "Biodegradable" was supposed to be different. So clinical. So reassuring. Bio means life. Degrade means to ...

It's one thing to make bio-based plastics, that is, plastics made from biological materials. It's quite another to make new bioplastics that are also biodegradable -- especially those that biodegrade ...