An activist from Sadhbavana Adhikar Manch, a Non-Governmental Organisation, wearing a mask holds a banner during a protest against the Bhopal gas disaster verdict in the central Indian city of Bhopal June 15, 2010. An Indian court last week sentenced seven people to two years each in prison for negligence in failing to prevent one of the world's worst industrial accidents that killed thousands of people in 1984. REUTERS/Raj Patidar (INDIA - Tags: DISASTER POLITICS CIVIL UNREST)