Home2005 Treaties and Agreements ...South Africa (05-307) – Memorandum of Understanding Concerning Scientific and Technical Cooperation in the Earth Sciences hide South Africa (05-307) – Memorandum of Understanding Concerning Scientific and Technical Cooperation in the Earth Sciences TIAS Office of Treaty Affairs March 7, 2005 Scientific and Technological Cooperation: Earth Sciences Memorandum of understanding signed at Reston and Pretoria March 7, 2005; entered into force March 7, 2005. Download attachment [91 KB] Tags International Law, Treaties, and Agreements Science and Technology South Africa