During these hectic weeks between Thanksgiving and New Year’s Day, many of us think a lot not only about family, but about food. As we gather around tables to talk, so many of our holiday rituals centers around eating: cranberry sauce at Thanksgiving, applesauce for Chanukah latkes, honey-glazed ham for Christmas and — especially in the South — black-eyed peas and greens for good luck on New Year’s Day. Kwanzaa literally translates to “first fruits.†Yet many of these holiday favorites are endangered, because the bees they depend upon are dying by the millions. You may have heard about this...