18 May Ecological footprint? What is it?
Have you ever stopped to think that the way we live leaves its mark on the environment? That's right, our walk on Earth leaves “trails”, “footprints”, which can be bigger or smaller, depending on how we walk. In a way, these footprints say a lot about who we are!
www.wwf.org.br/natureza_brasileira/especiais/pegada_ecologica/