Home2007 Treaties and Agreements ...Mexico (07-502.1) – Memorandum of Understanding Concerning Scientific and Technical Cooperation in the Earth Sciences hide Mexico (07-502.1) – Memorandum of Understanding Concerning Scientific and Technical Cooperation in the Earth Sciences TIAS Office of Treaty Affairs May 2, 2007 Scientific and Technological Cooperation: Earth Sciences Memorandum of understanding signed at Reston and Mexico April 24 and May 2, 2007; entered into force May 2, 2007. Download attachment [394 KB] Tags Mexico Scientific and Technological Cooperation Treaties