The challenge for Antamina Since the beginning of the Antamina operation in range of stakeholders have included employees and contractors; the Peruvian government and its relevant authorities; municipalities; agrarian communities; private landholders; local environmental committees; community associations; nongovernment organisations (NGOs); groups entrusted with developing environmental management proposals and policies for the region; the National Agreement to Fight Poverty, which includes an environmental consensus-building sub group; and the media.