Above:Gilbert Grosvenor has served the National Geographic Society since 1954, first as a writer and photographer, then as the editor of National Geographic magazine, President of the Society, and now as chairman of the board.

Left: Dr. Ramon Alvarez, Atmospheric Scientist, Environmental Defense; Dr. Jose Sarukhan, WRI Board member and Professor, Institute of Ecology, National University of Mexico (UNAM) and National Coordinator, Mexican Commission on Biodiversity (CONABIO), Mexico; Alan Schriesheim former director and CEO, Argonne National Laboratory and Professor Sir Chris Llewellyn Smith, the director of UKAEA Culham Division, which is responsible for the UK’s fusion programme, and for the operation of the Joint European Torus (JET) on behalf of Euratom.