1987

May: General Assembly
 General Assembly in Enscherange (Luxemburg) hosted by Alix and Bernard Zamaron
November: Conference "Gaia and the Biospere"
 Conference on Gaia and the Biospere, convened by Edward Goldsmith in Cornwall (England) with the participation of James Lovelock and Lynn Margoulis.

Board members
Paul Blau, President Gerard Morgan-Grenville, Vice-President Wouter van Dieren, Vice-President Agnès Bertrand, General Secretary Mark Dubrulle, Treasurer

Gaia
James Lovelock defined Gaia as a complex entity involving the Earth's biosphere, atmosphere, oceans, and soil; the totality constituting a feedback or cybernetic system which seeks an optimal physical and chemical environment for life on this planet.