AMBIO:A J. OF THE HUMAN ENVIRONMENT 1999 Vol.28 No.6

1. Emerging Environmental Issues: A Global Perspective of SCOPE∥T.　Munn， 　 A. Whyte and P. Timmerman.-p464～471 2. Coral　Decline　and　Weather　Patterns　over　20　Years　in　the　Chagos 　 Archipelago， Central Indian Ocean∥C.R.C. Sheppard.-p472～478 3. Fires in Indonesia， 1997: A Remote Sensing Perspective∥C.A. Legg and 　 Y. Laumonier.-p479～485 4. Emergy Evaluation of the Biosphere and Natural Capital∥M.T.　Brown　and 　 S. Ulgiati.-p486～493 5. The Environmental History of a Climate- Sensitive　Lake　in　the　Former 　 'White Highlands' of Central Kenya∥D. Verschuren，　J.　 Tibby，　 P. R. 　 Leavitt and C.N. Roberts.-p494～501 6. Flows of Plant　Nutrients　in　Food　Production　and　Consumption　in　a 　 Swedish District∥C. Cederberg.-p502～508 7. A Comparison of the Driving Forces Behind Deforestation in the　Peruvian 　 and the Brazilian Amazon∥J. Imbernon.-p509～513 8. Influence of Calcareous Soil Particulates on Acid Rain:　Belo　Horizonte 　 Metropolitan Region， Brazil∥D.V. Figueredo.-p514～518 9. Mercury Contamination in Humans Linked to River Chemistry in the　Amazon 　 Basin∥M.C. Silva-Forsberg， B. Rider Forsberg and V.K. Zeidemann. 　 -p519～521 10.Acidification in China: Assessment Based on Studies at Forested Sites 　 from Chongqing to Guangzhou∥H.M. Seip， P. Aagaard， V. Angeli， et al.. 　 -p522～528 11.New Developments in Integrated Dike-Pind Agriculture-Aquaculture in　the 　 Zhujiang Delta， China: Ecological Implications∥A. Wong Chor Yee. 　 -p529～533 12.Synopses: 　 Red-clay Erosion in Okinawa Prefecture， Japan - Current Status∥ A. 　 Dikou and Takeaki Toma.-p534～535 13.Trash-caused Mortality in Mongolian Raptors∥D.H. Ellis and J.W. Lish. 　 -p536～537 　 RISK ASSESSMENT: 14.Assessment of Risk in a National and International Perspective∥ E. 　 Norrby.-p538 15.A Philosophical Perspective on Risk∥S.O. Hansson.-p539～542 16.Risk Perception in Western Europe∥L. Sjoberg.-p543～549 17.A Single Number Can's Hedge Against Economic Catastrophes∥ H.　 Rootzen 　 and C. Kluppelberg.-p550～555 18.Issues of Risk， Trust and Knowledge: The Hallandsas Tunnel Case∥ A. 　 Boholm and R. Lofstedt.-p556～561 19.Risk and Criticality: Trajectories of Regional Environmental 　 Degradation∥R.E. Kasperson， J.X. Kasperson and B.L. Turner.-p562～568 20.Risk Perception， Social Trust， and　Public　Participation　in　Strategic 　 Decision Making: Implications for Emerging Technologies∥L. Frewer. 　 -p569～574