The different research groups that are part of CICTERRA keep a fluid interaction and an ongoing interchange with different foreign research centers through agreements and joint presentations of projects. Among the main institutions involved and interchange activities we can mention:

The Exogenous Chemistry group (CIGES) carried out projects together with CEREGE -IRD, Francia, University of Geneva, Section of Earth Sciences, Geneva, Switzerland, Universidad Austral de Chile, Instituto de Geología, Concepción, Chile,Zentrum für Marine Tropenökologie, Bremen, Alemania. Goddard Earth Science and Technology (NASA), Universidad de Maryland, Baltimore. Dpto. de Química, Facultad de Ciencias, Girona, España., Instituto Weizmann, Israel, Instituto de Geologia Isotópica, Universidad Federal de Río Grande del Sur,Cooperación con grupos de investigadores Italianos del Dpto.de Química y Química Analítica, Universidad de Florencia y del Dpto. de Ciencias ambientales de la Universidad Milano Bicocca