The Amazon rainforest boasts incomparable biodiversity- home to one thenth of all known species' and plays a vital role in regional water supply and global climate regulation. Yet, it is also a profitable working forest, benefiting both local businesses and international corporations. Trying to reconcile the conservation and commercial roles of such biodiversity hotspots is no easy matter. But a group of multinational corporations' AngloAmerican, Danone, Grupo Maggi, PepsiCo, Natura, Vale, Votorantim, and Walmart' are attempting to do just that in Brazil. This group embarked on anew partnership, the Brazilian Business and Ecosystem Services Partnership (PESE).