| 1 |
| Conference on Advanced Technology in Water Management (1990. London)
Advanced technology in water management : proceedings of the conference organized by the Institution of Civil Engineers and held in London on 27-28 november 1990 / Institution of Civil Engineers ; [edited by K. F. Roberts] . — London : Thomas Telford, [1991]. — 257 p. : il., gráf. ; 24 cm. — | 
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| 2 |
| International Conference on Water Treatment and Environmental Management (1. 1990. Lyon)
Advances in water treatment and enviromental management / editors George Thomas, Roger King . — London : Elsevier applied science, [1991]. — 269 p. : il., gráf. ; 25 cm. — | 
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| 3 |
| International Aerosols Conference (3. 1990. Kyoto)
Aerosols : science, industry, health and environment : volume 1 / editors Senichi Masuda, Kanji Takahashi . — Oxford : Pergamon Press, 1990. — 688 p. : gráf. ; 24 cm. — | 
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| 4 |
| International Aerosol Conference (3. 1990. Kyoto)
Aerosols : science, industry, health and environment : volume 2 / editors Senichi Masuda, Kanji Takahashi ; organized by International Aerosols Research Assembly (IARA), Japan Association of Aerosol Science and Technology (JAAST) . — Oxford : Pergamon Press, 1990. — 1348 p. : il., gráf. ; 24 cm. — |
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| 5 |
| NATO/CCMS International Technical Meeting on Air Pollution Modeling and its Application (18. 1990. Vancouver)
Air pollution modeling and its application VIII / edited by Han van Dop, Douw G. Steyn . — New York : Plenum Press, [1991]. — 789 p. : il., gráf. ; 26 cm. — ( NATO. Challenges of modern society ;
15) | 
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| 6 |
| Symposium on Aquatic Toxicology and Risk Assessment (14. 1990. San Francisco, California)
Aquatic toxicology and risk assessment : fourteenth volume / Monte A. Mayes, Mace G., Barron, editors . — Philadelphia : ASTM, [1991]. — 383 p. : tab., gráf. ; 24 cm. — ( STP ;
1124) | 
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| 7 |
| International Workshop (1990. Berlin)
Bioacumulation in aquatic systems : contributions to the assessment : proceedings of an international workshop, Berlin 1990 / edited by R. Nagel, R. Loskill . — Weinheim [etc.] : VCH, 1991. — 239 p. : gráf. ; 25 cm. — | 
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| 8 |
| BABA Workshop on Biomass Wastes and Nutrients (1991. Birmingham)
Biomass wastes and nutrients : the environmental balance / transcribed and edited by Y. R. Alston Coombs, Rober Frederick . — Berkshire : CPL Press, 1992. — 58 p. : gráf., tab. ; 30 cm. — | |
| 9 |
| European Workshop on Cities and the Global Environment (1990. The Hague)
Cities and the global environment : proceedings of a european workshop, The Hague 5-7 december 1990 / [organised by the European Foundation for the Improvement of Living and Working Conditions ; in co-operation with the Municipality of The Hague ; edited by Tjeerd Deelstra] . — Luxembourg : Office for Official Publications of the European Communities, [1992]. — 281 p. ; 30 cm. — | 
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| 10 |
| European School of Climatology and Natural Hazards Course (1990. Arles/Rhône, France)
Climate and global change : proceedings of the European School of Climatology and natural hazards course, held in Arles/Rhône, France, from 4 to 12 april 1990 / edited by J. C. Duplessy, A. Pons, R. Fantechi . — Luxembourg : Office for Official Publication of the European Communities, 1991. — 357 p. : il., gráf., tab. — ( Environment and quality of life) | |
| 11 |
| International Conference on the Use of Constructed Wetlands in Water Pollution Control (1990. Cambridge)
Constructed wetlands in water pollution control : procedings of the International Conference on the use of constructed Wetlands in water pollution control, held in Cambridge, UK, 24-28 september, 1990 / editors P. F. Cooper, B. C. Findlater . — Oxford : Pergamon, [1990]. — 605 p. : gráf., tab. ; 26 cm. — ( Advances in water pollution control) | |
| 12 |
| Seminario sobre Desarrollo Local y Medio Ambiente en Zonas Desfavorecidas (1990. Cuenca)
Desarrollo local y medio ambiente en zonas desfavorecidas / seminario organizado por la Universidad Internacional Menéndez Pelayo con la colaboración de la Secretaría General de Medio Ambiente y el Consejo Superior de Investigaciones Científicas, celebrado en Cuenca del 15 al 18 de octubre de 1990 . — Madrid : Ministerio de Obras Públicas y Transportes, Centro de Publicaciones, 1992. — 279 : il., gráf. ; 23 cm. — ( Monografías / Secretaría de Estado para las Políticas del Agua y el Medio Ambiente) | 
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| 13 |
| Seminar held at Braunschweig (1990. Brauschweig)
Effects of organic contaminants in sewage sludge on soil fertility, plants and animals / edited by J. E. Hall, D. R. Sauerbeck, P. L´Hermite . — Luxembourg : Office for Official Publications of the European Communities, 1992. — 224 p. : tab., gráf. ; 23 cm. — | 
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| 14 |
| World Renewable Energy Congress (1st. 1990. Reading, England)
Energy and the environment : into the 1990´s : proceedings of the 1st World Renewable Energy Congress, Reading, UK, 23-28 september 1990 / edited by A. A. M. Sayigh ; organized by World Renewable Energy Comany Limited . — Oxford : Pergamon Press, 1990. — 5 v. : il., gráf. ; 24 cm. — | 
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| 15 |
| IFAC/IFORS/IAEE Symposium on Energy Systems, Management and Economics (1989. Tokyo, Japan)
Energy systems, management and economics : selected papers from the IFAC/IFORS/IAEE symposium, Tokyo, Japan, 25-27 october 1989 / edited by Y. Nishikawa, Y. Kaya, K. Yamaji . — Oxford : International Federation of Automatic Control ; Pergamon Press, 1991. — 460 p. : il., gráf., tab. ; 31 cm. — ( IFAC symposia ;
1990, no 14) | 
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| 16 |
| International Symposium on Environmental Concerns (1990. Elsinore, Denmark)
Environmental concerns : an inter-disciplinary exercise / edited by J. Aa. Hansen ; organized by Danish Academy of Technical Sciences . — London : Elsevier Applied Science, [1991]. — 297 p. : il., gráf., tab. ; 25 cm. — | 
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| 17 |
| AIESEC World Theme Conference (1990. Tokio, Japón)
Guía de acción joven sobre desarrollo sostenible : AIESEC World Theme Conference, Tokio, Japón, 22-26 de agosto, 1990 / editado por Dean Hrabar, Ramona Ciparis ; patrocinado por el Instituto para la Conservación de la Naturaleza y el Club Rotary Internacional . — Madrid : AIESEC España, [1992]. — 285 p. ; 30 cm. — ( AIESEC globar seminar series) | |
| 18 |
| Annual Conference on Hydrocarbon Contaminated Solid (5. 1990. School of Public Health, University of Massachusetts, Amherst)
Hydrocarbon contaminated soils : analytical methodologies, sites assessment, environmental fate, risk assessment, regulatory considerations, remediation techniques . Volume II / edited by Paul T. Kostecki, Edward J. Calabrese, Marc Bonazountas . — Boca Raton (Florida) : Lewis Publishers, [1992]. — 867 p. : il., tab., gráf. ; 24 cm. — | 
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| 19 |
| Annual Conference on Hydrocarbon Contaminated Solid (5. 1990. School of Public Health, University of Massachusetts, Amherst)
Hydrocarbon contaminated soils : perspectives, analysis/site assessment, human health risk assessment remediation, ecological risk assessment, envrionmental fate and exposure regulatoury . Volume III / edited by Edward J. Calabrese, Paul T. Kostecki . — Boca Raton (Florida) : Lewis Publishers, [1992]. — 701 p. : il., tab., gráf. ; 24 cm. — | 
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| 20 |
| Centro Interameriacano de Administradores Tributarios. Conferencia Técnica (1990 : Madrid)
Innovación tecnológica y gestión tributaria : [Conferencia técnica del C.I.A.T. Madrid, 1990] / Centro Interamericano de Administradores Tributarios (C.I.A.T) . — Madrid : Ministerio de Economía y Hacienda. Instituto de Estudios Fiscales, 1991. — 361 p. ; 24 cm. — | |
