An environmental charity initiative called “The Sonic Bin Project” set out to see if auditory rewards could reduce littering in a busy public park. They modified a standard public rubbish bin so that it played a comical cartoon 'falling' sound effect followed by a distant 'splat' whenever litter was dropped inside. Over a single weekend, researchers observed that the modified Sonic Bin collected 41 kg of rubbish, compared to an average of just 15 kg collected by a nearby normal bin. The organisers concluded that playful auditory feedback is the single most effective way to permanently eliminate urban littering.
Identify one psychological issue raised by the above article. Support your answer with evidence from the source.
276 exam-style questions on OCR A Level Psychology Debates, covering Nature/nurture, Freewill/determinism, Reductionism/holism, Individual/situational explanations, Usefulness of research, Ethical considerations, Conducting socially sensitive research, and Psychology as a science. Each one has a worked solution and a mark scheme showing where the marks go.