Over the past 40 years, around 1 million square kilometers of the rainforest have been destroyed across South America. Two famous Brazilians want to end deforestation and bring rainforests in their homeland back to life. Sebastiao Salgado, a well-known photographer and forest champion, and musician Gilberto Gil hope to plant 1 million trees a year. Sonya Diehn presents a report by Ivo Marusczyk.