discarded coffee cup in on ground. people left behind trash. the concept of pollution of nature and the environment

biofuel breaking chemically coffee concept crops cup damage devastation dirty discarded disposal disposed dustman eco ecological ecology empty energy environment ethanol fast food fork garbage garden generate global ground heap idea left management material microbiologist mineral nature paper park people pet pile plastic plate pollution protect recyclable recycle recycling reusable rubbish save single spoon tin trash urban use waste