 Sannadkii 2006 waxaan ka aybgalay AAPG Convention oo lagu qabtay Houston Texas, 2007-dii mid kale oo lagu qabtay Perth Australia, sannadkan aan ku jirno 2008 waxa lagu jiraa qabanqaabadii shirweyne bisha April dhexdeeda lagu qaban doono Gobolka Texas ee carriga Maraykanka. 