Plant For the Planet: Cut Leaf Ad

Source(s):

http://www.thisiscolossal.com/2012/01/cut-leaf-illustrations-for-plant-for-the-planet/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+colossal+%28Colossal%29

http://inspire.2ia.pl/post/16624344582/every-leaf-traps-co2-leagas-delaney-for-plant