Contents of Episodes Volume 21, No.4, December 1998

Articles
Reversing desertification by using dam reservoir sediments as agriculture soils
by R. Fonseca, F. J. A. S. Barriga, and W. S. Fyfe


Urbanization impact on the water resources with major third world cities: A
case study for Nairobi and its environs
by Wilson M. Ngecu and Steve J. Gaciri

Dual origin of garnet peridotites of Dabie-Sulu UHP terrane, eastern-central
China
by Ru Y. Zhang and Juhn G. Liou


Torlesse, Waipapa and Caples suspect terranes of New Zealand: Integrated
studies of their geological history in relation to neighbouring terranes
by C. J. Adams, H. J. Campbell, I. J. Graham, and N. Mortimer


Crustal structure of the western part of the Bohemian Massif, Czech Republic
by Stanislav Vr¨¢na and Veronika S tedr¨¢


An ancient Ba-Sb-Ag-Fe-Hg-bearing hydrothermal system in SE Spain
by Jes¨²s Mart¨ªnez-Fr¨ªas

Earliest life in the Archean: Rapid dispersal of CO2-utilizing bacteria from
submarine hydrothermal vents
by Geoffrey P. Glasby


Conference Reports
Permafrost advances at Yellowknife, Canada: Report of the Seventh International
Conference on Permafrost

Penrose Conference report: Evolution of ocean island volcanoes

International Symposium on Environmental Geotechnology and Global Sustainable
Development

The 21st Meeting of INHIGEO

Inaugural Meeting of IGCP Project No. 408

Response of the oceanic/atmospheric systems to global change

Middle Devonian to Lower Carboniferous in Belgium and Germany

Seventh International Conodont Symposium held in Europe (ECOS VII)

10th International Gondwana Conference

The 15th Caribbean Geological Conference

International Conference on Computer Simulation in Risk Analysis and Hazard
Prevention¡ªRISK ANALYSIS 98

The Eighth Paci?c Congress on Marine Science and Technology

News Reports
Geoenvironmental studies on the coastal belts of the Arab countries lying on the

Mediterranean and Red Seas¡ªIGCP Project 389

Earth Science Week: Momentum for the future

U.S. President Clinton¡¯s Earth Science Week Message (10-10-98)

Energy for the 21st century

Environmental quality vs. economic development: The role of coal in developing
nations

Fossil animal embryos and larvae reported from Neoproterozoic and Early
Cambrian rocks

Long lava flows may have taken years, causing global cooling and extinctions

Rapid rock changes deep under fault lines can trigger repeated quakes

IUGS/IAGC Working Group on Global Geochemical Baselines meets in Naples

USGS signs agreement with AGSO

Third South Asia Geological Congress (GEOSAS III)


Book Reviews
Reservoir quality prediction in sandstones and carbonates

Charles Doolittle Walcott, paleontologist

Modern carbonates, tropical, temperate, polar ¡ª Introduction to sedimentology and
geochemistry

Encyclopedia of European and Asian regional geology

Discussions
Sand accumulation and groundwater in the eastern Sahara: A rebuttal to El-Baz
(Episodes, Vol.21, No.3)

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