Human urine causes high levels of caffeine in Pacific coastal waters

If there was ever a clearer sign that we sure do love our coffee, it's got to be this: A new study from Portland State University has found elevated levels of caffeine at several sites in Pacific waters, off the coast of Oregon. The researchers speculate that, while wastewater treatment plants are effective at… » 7/23/12 12:30pm 7/23/12 12:30pm