Send your question to Umbra! Q. We get cute, colorful, (supposedly) biodegradable plastic spoons at a local frozen yogurt joint. They would be perfect to reuse for my 2-year-old son, except that I’m ...

While Mother Nature would definitely applaud your use of reusable beverage containers instead of merely recyclable ones (or worst yet, disposable ones), there are some situations in which you don't ...