Home2022 Treaties and Agreements ...Ecuador (22-1220) – Memorandum of Agreement Concerning Scientific and Technical Cooperation in Earth Sciences hide Ecuador (22-1220) – Memorandum of Agreement Concerning Scientific and Technical Cooperation in Earth Sciences TIAS Office of Treaty Affairs December 20, 2022 Scientific and Technical Cooperation Signed at Quito and Reston October 28 and December 20, 2022; entered into force December 20, 2022. Download Agreement [2 MB] Tags Ecuador Scientific and Technological Cooperation Treaties