I entered my office and walked straight into a cloud of bats. Cartoonish chiropterans clung to the walls. Orange crepe shrouded the doorways. A plastic mermaid skeleton with blue nylon hair dangled from the light over my desk. My grinning colleague animated a large, fuzzy spider perched on the cubicle divider. “You think that’s going … More Trash or Treat? Escaping the Environmental Horrors of Halloween