Comentários - Tarefa 3

*Bruna: http://weaftemporario.blogspot.com/2010/06/ate-pouco-tempo-atras-restrito-circulos.html
*Bárbara: http://babitnunes.blogspot.com/2010/06/biologia-pegada-ecologica.html
* Julia: http://juliajardine.blogspot.com/2010/06/biologia-tarefa-iii.html