L'area costiera mediterranea - 2000 - 234 pages
L'avenir de l'environnement en Afrique by United Nations Environment Programme - 2002 - 422 pages
L'ecologia profonda. Lineamenti per una nuova visione del mondo by Guido Dalla Casa - 2010
L'econacionalisme by Santiago Vilanova - 1981 - 142 pages
L'environnement de la Méditerranée by Jean-Louis Carsin, Colette Chassard-Bouchaud - 1998 - 127 pages
L'environnement en péril, Edouard Bonnefous, un précurseur by Édouard Bonnefous, Elisabeth Zana - 2001 - 110 pages
L'uomo naturale. Sul concetto del valore in sè della natura by Mario Spinetti - 2010
L'écologie du réel by Pierre Nepveu - 1988 - 243 pages
L'écologisme retrouvé by Michel F. Girard - 1994 - 308 pages
La civilisation de puissance by Bertrand de Jouvenel - 1976 - 206 pages
La Cnumad y las relaciones norte-sur by Kok Peng Khor, Third World Network, Instituto del Tercer Mundo - 1991 - 80 pages
La conservación y el mantenimiento by Manuel Rafael Rivero - 1985 - 94 pages
La creación by Edward Osborne Wilson - 2007 - 252 pages
LA CROISSANCE DE LA FAMINE by René Dumont - 1975 - 190 pages
La cuenca amazónica by Helena Landázuri - 1987 - 162 pages
La Dimension écologique de l'Europe by Catherine Decouan - 1979 - 143 pages
La fisica della sobrietà. Ne basta la metà o ancora meno by Gian Vittorio Pallottino - 2012 - 131 pages
La haine de l'Occident by Jean Ziegler - 2008 - 299 pages
La industria petroquímica mexicana by Leticia Armenta Fraire - 2009 - 240 pages
La laguna di Venezia - 1995 - 527 pages
La lutte contre le gaspillage - 1974 - 99 pages
La muerte silenciosa by Joaquín Araújo - 1990 - 387 pages
La politique européenne des technologies propres by Jean-Pierre Hannequart - 1988 - 138 pages
La qualité de l'environnement dans les villes canadiennes - 2003 - 92 pages
La responsabilidad por el daño ambiental en México by José Juan González Márquez - 2002 - 355 pages
La ricerca scientifica per una rilettura del rapporto natura-cultura nell'area mediterranea - 2000 - 168 pages
La société de l'éphémère by Jean-Paul Céron, Catherine Omnès, Jean Baillon - 1978 - 254 pages
La sécurité européenne dans les années 90 by Jean-Daniel Clavel - 1993 - 32 pages
La valutazione d'impatto ambientale in Italia by Associazione analisti ambientali (Italy). Convegno - 1999 - 504 pages
Labor and the environment by Frederick H. Buttel, Charles C. Geisler, Irving W. Wiswall - 1984 - 148 pages
Land for development adjoining northern Minnesota's national recreational corridor by Pamela G. Rusch, John R. Borchert, George W. Orning, University of Minnesota. Center for Urban and Regional Affairs, Minnesota State Planning Agency, Upper Great Lakes Regional Commission (U.S.) - 1972 - 96 pages
Land use and environmental protection by United States. Environmental Protection Agency. National Youth Advisory Board - 1974 - 37 pages
Land use forms and the environment by Brian Joe Lobley Berry - 1975 - 36 pages
Land use forms and the environment by Brian Joe Lobley Berry - 1975 - 36 pages
Land use in the SEDA-COG region - 1976 - 211 pages
Land-based sources protocol to Cartagena Convention by United States. President (2001-2009 : Bush), United States. Congress. Senate. Committee on Foreign Relations - 2007 - 42 pages
Landscape ecology, function and management by John A. Ludwig - 1997 - 158 pages
Landschaftsschutzpolitik - 1982 - 174 pages
Late life; communities and environmental policy by Jaber F. Gubrium - 1974 - 285 pages
Late life; communities and environmental policy by Jaber F. Gubrium - 1974 - 285 pages
Latin America, Europe and the environment by Institute for European-Latin American Relations - 1993 - 84 pages
Latitud de la flor y el granizo by Mario Payeras - 1993 - 131 pages
Layperson's guide to environmental quality by Grass Roots Organization of Workers
Le grand tango by Cristián Samper, María Susana Azzi, IDB Cultural Center - 2000 - 14 pages
Le Maroc méditerranéen, quels enjeux écologiques? by Groupement d'études et de recherches sur la Méditerannée, Jāmiʻat ʻAbd al-Malik al-Saʻdī, Tiṭwān - 1994 - 160 pages
Le prix du risque by Jean-Paul Maréchal - 1991 - 302 pages
Le Virage Ecologique by Table ronde nationale sur l'environnement et l'économie (Canada), TerraChoice Environmental Services - 1997 - 80 pages
Lead in the Canadian environment by Commission on Lead in the Environment - 1986 - 374 pages
Lead Markets for Environmental Innovations by Klaus Jacob - 2005 - 273 pages
Lead Poisoning Prevention by Doug Farquhar - 1994 - 198 pages
Leaders and Laggards by Neil Gunningham, Darren Sinclair - 2002 - 224 pages
Lean and green by Richard L. Florida - 1996 - 26 pages
Learning about the environment by United States. Bureau of Land Management - 1973
Learning to manage global environmental change by Edward A Parson, William C. Clark, John F. Kennedy School of Government. Center for Science and International Affairs - 1991 - 42 pages
Leasing, exploration, and development of oil and gas resources on state tide and submerged lands--Point Conception to Point Arguello, Santa Barbara County, California by California. State Lands Commission, Chambers Consultants and Planners - 1982
Leasing, exploration, and development of oil and gas resources on state tide and submerged lands--Point Conception to Point Arguello, Santa Barbara County, California by California. State Lands Commission, Chambers Consultants and Planners - 1982
Legal and scientific uncertainties of weather modification by William A. Thomas, National Conference of Lawyers and Scientists - 1977 - 155 pages
Legally Poisoned by Carl F. Cranor - 2011 - 328 pages
Legislation and proposed national initiatives in green technologies by United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Technology, Environment, and Aviation - 1993 - 152 pages
Les Approches Volontaires Dans Les Politiques de L'environment by Organisation for Economic Co-operation and Development - 2003 - 143 pages
Les ecotaxes by Ana María Delgado García, Rafael Oliver Cuello - 2008 - 88 pages
Les politiques de la Communauté économique européenne by Nicolas Moussis - 1982 - 417 pages
Les réseaux de l'environnement et du développement dans quatre pays du Sahel by Ousmane Sow, International Institute for Environment and Development - 1991
Les Terrains Abandonnes au Canada by Table ronde nationale sur l'environnement et l'économie (Canada) - 1998 - 72 pages
Les zones protegées en méditerranée by Centre d'études de recherches et de publications (Tunisia) - 1996 - 164 pages
Lesotho by Chaba Mokuku, Lesotho. National Environment Secretariat - 2004 - 191 pages
Lessons learned in global environmental governance by Peter H. Sand - 1990 - 60 pages
Lessons learned in global environmental governance by Peter H. Sand, Center for International Development and Environment (World Resources Institute) - 1990 - 60 pages
Lessons learned in global environmental governance by Peter H. Sand, Center for International Development and Environment (World Resources Institute) - 1990 - 60 pages
Life, Money & Illusion by Mike Nickerson - 2008 - 448 pages
Lifeboat Cities by Brendan Gleeson - 2010 - 228 pages
Limit lead in gasoline by United States. Congress. Senate. Committee on Commerce. Subcommittee on the Environment - 1974 - 101 pages
Limit lead in gasoline by United States. Congress. Senate. Committee on Commerce. Subcommittee on the Environment - 1974 - 101 pages
Limited gains - 1993 - 211 pages
Limited gains - 1993 - 211 pages
Linking Environmental Policy and Energy Technology to Coal Trade by Paul Parker - 1992 - 23 pages
Linking Knowledge with Action for Sustainable Development by Roundtable on Science and Technology for Sustainability, National Research Council - 2006 - 117 pages
Linking People, Place, and Policy by Stephen Joseph Walsh, Kelley A. Crews-Meyer - 2002 - 348 pages
Linking science and technology to society's environmental goals by National Research Council (U.S.). Policy Division - 1996 - 530 pages
Linking science and technology to society's environmental goals by National Research Council (U.S.). Policy Division - 1996 - 530 pages
Living in Integrity by Laura Westra - 1998 - 271 pages
Living in the environment by George Tyler Miller - 2007 - 628 pages
Living in the environment by George Tyler Miller - 2002 - 758 pages
Living in the environment by George Tyler Miller - 1998 - 761 pages
Living in the environment by George Tyler Miller - 1998 - 761 pages
Living in the environment by George Tyler Miller - 1996 - 727 pages
Living in the environment by George Tyler Miller - 1990 - 680 pages
Living in the environment by George Tyler Miller - 1990 - 680 pages
Living in the environment by George Tyler Miller - 1988 - 668 pages
Living in the Environment by George Tyler Miller - 1985 - 460 pages
Living in the Environment by George Tyler Miller - 1979 - 699 pages
Living in the environment by George Tyler Miller - 1974 - 379 pages
Living in the environment by George Tyler Miller - 1974 - 379 pages
Living with contradictions by G. Bruce Doern, Michael J. Prince, Garth McNaughton - 1982 - 296 pages
Local Environmental Regulation in Post-Socialism by C. G. Pickvance - 2003 - 185 pages
Local Environmental Struggles by Kenneth Gould, Kenneth A. Gould, Allan Schnaiberg, Adam S. Weinberg - 1996 - 239 pages
Logística verde by Vitório Donato - 2008 - 276 pages
Long range mineral resources and growth by Maurice Marois, Institut de la vie - 1977 - 314 pages
Long-range environmental outlook by National Research Council (U.S.). Environmental Studies Board - 1980 - 198 pages
Long-range environmental outlook by National Research Council (U.S.). Environmental Studies Board - 1980 - 198 pages
Long-term programme in environmental pollution control in Europe by World Health Organization. Regional Office for Europe - 1971 - 25 pages
Long-term radiation protection objectives for radioactive waste disposal by OECD Nuclear Energy Agency. Radioactive Waste Management Committee, OECD Nuclear Energy Agency. Committee on Radiation Protection and Public Health - 1984 - 97 pages
Looking After Our Land by Will Critchley - 1991 - 84 pages
Looking South by Lorne K. Kriwoken - 2007 - 227 pages
Lore by Martha Charlton Johnson - 1992 - 190 pages
Los terrenos de la politica ambiental en Mexico/ The Territories of the Environmental Policy in Mexico by Javier Delgadillo Macías - 2001 - 359 pages
Los Terrenos de la Política Ambiental en México by Javier Delgadillo Macías - 2001 - 359 pages
Losing Ground by Mark Dowie - 1996 - 317 pages
Lycoming County open space plan - 1974 - 173 pages