Since 1888, the National Geographic Society's famed publications have provided an incomparable wealth of information about the world's ecosystems, cultures, and natural heritage.
Environmental Management Journal
Founded in 1976 by Robert de Santo, this influential environmental journal publishes major articles designed to be particularly useful to scientists and decision-makers.
In 1980, Mr. Cuyvers a Belgian, founded the Mare Nostrum Foundation to campaign for the sustainable development and management of the oceans. He is producing a television series, "The Blue Revolution", for the Public Broadcasting Service in the United States.
Dr. Lester R. Brown
Mr. Brown is President of the WorldWatch Institute, based in Washington DC, and is a prominent writer and speaker on environmental issues. He addresses issues such as food security, population, and sustainable utilisation of natural resources.
Dr. Archibald is Director of the International Crane Foundation (ICF) and a world authority on the study and preservation of the species. Among his best-known work is the joint USA-Russian project on the Siberian Crane. Siberian Crane eggs produced at ICF are sent to Russia where they are hatched. The chicks are then reared in the wilderness and released with the last of the wild Siberian Cranes in western Siberia.
Gilbert F. White
A renowned geographer and scientist whose work has increased international understanding of natural and technical hazards, and the impacts of nuclear war.
James G. Speth
Mr. Speth has a long and distinguished career in environmental work. He is the president of the World Resources Institute - an influential policy research centre that he co-founded in 1982. In 1970, he helped found the Natural Resources Defense Council, where he served as a senior attorney. From 1978 to 198 1, he served as chairman of the council on environmental quality in the executive office of the president.
F. Sherwood Rowland
Professor Rowland and his colleague, Professor Mario J. Molina, were the first to identify the threat from the commonly used chlorofluorocarbons (CFCs) to the earth's stratospheric ozone layer, which protects life on earth from excessive ultraviolet radiation. This work contributed significantly to the scientific base of the 1987 Montreal Protocol to restrict chemicals which deplete the ozone layer. Professor Rowland's further measurements of CFCs, methane and other atmospheric trace gases furnish important information relative to possible future changes in the global atmosphere.
A US attorney who has successfully lobbied for the introduction of environmental criteria in international aid.
Mr. Rich has highlighted the ecological impacts of Multilateral Development Bank loans to developing countries and was instrumental in the US Congress vote against unsound dam projects in Brazil.
Ms. Ortiz developed and arranged the historic first "debt for nature swap" with the Bolivian Government, which agreed in 1987 to conserve 3.7 million acres of tropical forest and grasslands in exchange for retirement of part of its foreign debt.
Conservation International, a Washington-based environmental organisation, for which Ms. Ortiz is the Bolivian programme director, negotiated the financing of the exchange and will assist Bolivia in management of the reserve.