Editor-in Chief Professor Ted Munn, Associate, Institute for Environmental Studies, University of Toronto, Canada. He has over 50 years research/teaching experience in the areas of boundary layer meteorology, environmental impact assessment, environmental management and policy formulation. He is Editor-in-Chief of the Scientific Committee on Problems of the Environment (SCOPE). Wiley publish their research monographs (52 titles published to date). Associate Editors Professor Michael MacCracken (Volume 1) - Director of the Office of the US Global Change Research Programme (USGCRP), Washington DC, USA. He is a world-renowned academic with over 30 years teaching and research experience in climate modelling. Dr John S Perry (Volume 1) Professor Harold A Mooney (Volume 2) - Paul S Achilles Professor of Environmental Biology, Stanford University, USA. He has over 30 years experience in the areas of biodiversity and ecosystem processes. He is Secretary General of the International Council of Scientific Unions (ICSU) and past President of the American Institute of Biological Sciences. Dr Joseph Canadell (Volume 2) - GCTE International Project Office, CSIRO Sustainable Ecosystems, Canberra, Australia. Professor Ian Douglas (Volume 3) - Professor of Physical Geography, University of Manchester, UK. He has over 30 years experience looking at environmental problems, specializing in tropical geomorphology, hydrology and urban environmental management. He is President of Section E Geography of the British Association for the Advancement of Science, and past Co-Chairman of SCOPE. Dr Mostafa Tolba (Volume 4) - President, International Center for Environment and Development, Egypt. He has led more than 1000 international projects in various areas of environmental planning, management and sustainable development and was Executive Director of the United Nations Environment Program (UNEP) for over 17 years. Mr Peter Timmerman (Volume 5) - Programme Co-ordinator and Research Director, International Federation of Institutes for Advanced Study (IFIAS) and Research Associate, Institute for Environmental Studies, University of Toronto, Canada. He has published widely in the area of environmental ethics.