EURO (European) FRIEND This project was started in 1985 by the IHP Committees of the UK, Germany, the Netherlands and Norway, who seconded full-time scientists for a three-year period to collaborate in an international project group based at the Centre for Ecology and Hydrology (formerly the Institute of Hydrology), Wallingford, UK.
Hindu Kush Himalayan (HKH) FRIEND The evolution of HKH-FRIEND goes back to 1989, when the International Centre for Integrated Mountain Development (ICIMOD) in Kathmandu, Nepal and UNESCO/IHP jointly organized a Workshop on Hydrology of Mountainous Areas in collaboration with the Department of Hydrology and Meteorology of His Majesty’s Government of Nepal (DHM). Since November 2007, the group has been expanded to the Central Asian region.
MED (Mediterranean) FRIEND The project was launched in 1991. Cemagref (La Recherche pour l’Ingénierie de l’Agriculture et de l’Environnement) in Lyon, France, hosted the AMHY (Alpine and Mediterranean Hydrology) FRIEND Secretariat up until December 1998. In 1999 the Secretariat moved to the Institute of Research for Development (IRD) in Montpellier, France.
West and Central Africa: the FRIEND-AOC The project for West and Central Africa was established in 1992 in Ouagadougou, Burkino Faso with support from UNESCO and the Institut de Recherche pour le Développement (IRD), France. The project is now in its second phase.
Southern Africa FRIEND The activities and achievements of the first phase of Southern Africa FRIEND (1992-1997) have been published by UNESCO (1997). Following the successful completion of this phase, and acknowledging the benefits drawn from the project, the Steering Committee agreed to continue the project. The second phase began in August 2000.
FRIEND/Nile Project This project was initiated in March 1996, when UNESCO extended an invitation to the National Committees of IHP and the Nile Basin country representatives of TECCONILE to meet at the University of Dar es Salaam, Tanzania.
Asian Pacific FRIEND Initiated in 1997, is organised by the IHP Regional Steering Committee for Southeast Asia and the Pacific (UNESCO, 1999). Currently thirteen countries are participating: Australia, Cambodia, China, Indonesia, Japan, Republic of Korea, Lao People's Democratic Republic, Malaysia, New Zealand, Papua New Guinea, the Philippines, Thailand, and Vietnam.
Latin America and the Caribbean: FRIEND/AMIGO This project for Mesoamerica and the Caribbean began in 1999 with the support of the Regional Office of Science and Technology of UNESCO for Latin America and the Caribbean – ROSTLAC - and the active participation of experts from Cuba, Jamaica, Mexico, Puerto Rico and Costa Rica.