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Ecological surveys -- Economic aspects -- Australia : Nature Conservation : Cost Effective Biological Surveys and Data Analysis  1990 1
Ecological surveys -- Flaming Gorge Reservoir (Wyo. and Utah) : University of Utah Anthropological Papers, Number 48 : Ecological Studies of the Flora and Fauna of Flaming Gorge Reservoir Basin, Utah and Wyoming  2000 1
Ecological surveys -- Great Britain. : Guidelines for baseline ecological assessment / Institute of Environmental Assessment  1995 1
Ecological surveys -- India : Spatial dynamics and ecology of large ungulate populations in tropical forests of India / N. Samba Kumar, K. Ullas Karanth, James D. Nichols, Srinivas Vaidyanathan, Beth Gardner, Jagdish Krishnaswamy  2021 1
Ecological surveys -- Methodology.   6
Ecological surveys -- Methodology -- Congresses. : Survey methods for nature conservation : proceedings of a workshop held at Adelaide University, 31 August-2 September 1983 / edited by K. Myers and C.R. Margules and I. Musto  1984 1
Ecological surveys -- Navajo Reservoir (Colo. and N.M.) : University of Utah Anthropological Papers, Number 55 : Ecological Studies of the Flora and Fauna of Navajo Reservoir Basin, Colorado and New Mexico  2000 1
Ecological surveys -- New Zealand. : Studying temperate marine environments : a handbook for ecologists / edited by Michael Kingsford and Christopher Battershill  1998 1
Ecological surveys -- Queensland, Northeastern : Burdekin project ecological study, Canberra, August 1980 / edited by P.M. Fleming ... [and others]  1981 1
Ecological surveys -- Study and teaching -- New Zealand. : Studying temperate marine environments : a handbook for ecologists / edited by Michael Kingsford and Christopher Battershill  1998 1
 

Ecological System -- See Ecosystem


A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)
  1
 

Ecological System, Closed -- See Ecological Systems, Closed


Systems that provide for the maintenance of life in an isolated living chamber through reutilization of the material available, in particular, by means of a cycle wherein exhaled carbon dioxide, urine, and other waste matter are converted chemically or by photosynthesis into oxygen, water, and food. (NASA Thesaurus, 1988)
  1
 

Ecological Systems -- See Ecosystem


A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)
  1
Ecological systems : Individuals and communities / prepared by the Ecology Course Team of the Open University (i.e. S323 Course Team)  1974 1
  Ecological systems, Closed -- 2 Related Subjects   2
Ecological Systems, Closed   3
 

Ecological Systems Theory -- See Also Environmental psychology


  1
 

Ecological taxes -- See Environmental impact charges


  1
 

Ecological tourism -- See Ecotourism


  1
Ecological zones.   6
Ecological zones -- Australia.   2
 

Ecologically sound landscape design -- See Ecological landscape design


  1
 

Ecologically sustainable buildings -- See Sustainable buildings


Here are entered works on structures employing materials, equipment, and techniques in construction that maximize a structure's energy efficiency and minimize its adverse impact on the natural environment
  1
 

Ecologically sustainable design (Buildings) -- See Sustainable buildings Design and construction


  1
 

Ecologically sustainable development -- See Sustainable development


  1
Ecologie.   105
Écologie agricole.   2
Ecologie agricole -- Amazonie -- Congrès. : Frontier expansion in Amazonia / edited by Marianne Schmink and Charles H. Wood ; foreword by Charles Wagley  1984 1
Algues -- Écologie.   2
Algues d'eau douce -- Écologie. : Algal ecology : freshwater benthic ecosystems / edited by R. Jan Stevenson, Max L. Bothwell, Rex L. Lowe  1996 1
Algues d''eau douce -- Écologie -- Amérique du Nord : Freshwater Algae of North America : Ecology and Classification  2015 1
Écologie -- Amérique latine. : The Fragile tropics of Latin America : sustainable management of changing environments / edited by Toshie Nishizawa and Juha I. Uitto  1995 1
Amphibiens -- Écologie -- Région caraïbe. : Caribbean amphibians and reptiles / edited by Brian I. Crother  1999 1
Écologie animale. : Behavioural ecology : an evolutionary approach / edited by John R. Krebs, Chief Executive of the Natural Environment Research Council and Royal Society, Research Professor, Department of Zoology, University of Oxford, and Nicholas B. Davies, Professor of Behavioural Ecology, Department of Zoology, University of Cambridge  1997 1
Animaux des zones humides -- Écologie. : Wetland birds : habitat resources and conservation implications / Milton W. Weller  1999 1
Animaux prédateurs -- Écologie. : Trophic cascades : predators, prey, and the changing dynamics of nature / edited by John Terborgh and James A. Estes  2010 1
Écologie -- Aspect économique.   2
Écologie -- Aspect politique.   3
Écologie -- Aspect politique -- Japon. : Green politics in Japan / Lam Peng-Er  1999 1
Bison d'Amérique -- Écologie. : The destruction of the bison : an environmental history, 1750-1920 / Andrew C. Isenberg  2000 1
Écologie chimique.   2
cinéma -- écologie -- études diverses. : Framing the world : explorations in ecocriticism and film / edited by Paula Willoquet-Maricondi  2010 1
critique littéraire -- écologie -- 20e s. (fin) -- 21e s. (début) -- études diverses. : Local natures, global responsibilities : ecocritical perspectives on the new English literatures / edited by Laurenz Volkmann [and others]  2010 1
Écologie -- Dans la littérature.   4
Écologie d'eau douce. : Algal ecology : freshwater benthic ecosystems / edited by R. Jan Stevenson, Max L. Bothwell, Rex L. Lowe  1996 1
Écologie des cours d'eau. : Restoring life in running waters : better biological monitoring / James R. Karr and Ellen W. Chu  1999 1
Écologie des eaux -- Effets de l'homme. : The silicon cycle : human perturbations and impacts on aquatic systems / edited by Venugopalan Ittekkot [and others]  2006 1
Écologie des eaux -- États-Unis. : Restoration of aquatic ecosystems : science, technology, and public policy / Committee on Restoration of Aquatic Ecosystems--Science, Technology, and Public Policy, Water Science and Technology Board, Commission on Geosciences, Environment, and Resources  1992 1
Écologie des estuaires. : Ecology of estuaries : anthropogenic effects / author, Michael J. Kennish  1992 1
Écologie des forêts.   2
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