Post, December 8, 2011 • November 18, 2011 CRF manager Dennis Siebers hosted a visit with scientists Waldir Martignoni, Edimilson de Oliveira and Luiz Lopreato from Petrobras, a multinational energy corporation headquartered in Brazil. Traditionally an oil company, Petrobras is invested in developing environmentally friendly alternate energy sources. November 16, 2011 Hal Stillman, Director of...
