The United States and Indonesia will collaborate to improve monitoring and early warning capacity of volcanic activity, in an area that is home to many people who are at risk from probable eruptions. United States Ambassador to Indonesia , Cameron R. Hume and the Head of the Ministry of Energy and Mineral Resources Geological Agency, Bambang Dwiyanto, signed an agreement that will bring together volcano scientists from the two countries. Dr. Purnomo Yusgiantoro, the Minister of Energy and Mineral Resources, witnessed the signing.