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  • The ecological impact of cattle on caulescent Andean rosettes in a high Venezuelan paramo
  • Andes ; Applied ecology ; Cattle ; Livestock farming ; Meadow;Grassland ; Mountain ; Vegetation degradation ; Venezuela
  • 1992
  • Interglacial ; Palaeo-ecology ; Palaeo-environment ; Palaeogeography ; Pleistocene
  • The A. concludes, that during the interglacial periods of the Pleistocene, though as a function of the current macro-climatic features, but in a given period regionally highly differentiated ecological conditions were characteristics, like today
  • . Landscape ecological studies also show that the anthropogenic interventions generate occasionally completely new environmental conditions. - (JS)
  • 1992
  • Fauna ; Geochemistry ; Isotope analysis ; Lake ; Palaeo-ecology ; Palaeo-environment ; Quaternary ; Trace-element
  • This review begins with a brief summary of the biology, taxonomy and ecology of ostracods. It then reviews recent research on Quaternary nonmarine ostracods, and outlines some of the more important literarure on the subject.
  • 1992
  • Self-purification in the context of the problems of anthropogenic ecology of the Sea
  • Biogeochemistry ; Black Sea ; Drainage;Sanitation improvement ; Ecology ; Ecosystem ; Environment ; Eutrophication ; Human impact ; Hydrocarbons;Fuel resources ; Marine environment ; Model ; Pollution
  • 1992
  • Ecological studies on the Kerkini reservoir (N-Greece). I. Morphometric, hydrological, physical and chemical features
  • Dam ; Ecology ; Eutrophication ; Greece ; Human impact ; Pollution ; Water ; Water quality ; Water resources
  • 1992
  • Practical ecology of sea regions―concepts and implementation
  • Black Sea ; Coastal environment ; Concept ; Ecology ; Environment ; Human impact ; Hydrocarbons;Fuel resources ; Hydrodynamics ; Marine environment ; Model ; Ocean circulation ; Pollution
  • 1992
  • Kif in the Rif : a historical and ecological perspective on marijuana, markets, and manure in northern Morocco
  • soil erosion. The lucrative gains of kif in the short-term compromise the long-term ecological integrity of the mountains.―(DWG)
  • 1992
  • Behaviour ; Ecology ; Environment ; Man-environment relations ; Perception ; Social theory
  • The A. starts by documenting development of environment-based theories such as those which focus upon ecology, environmental learning, and the influence of societal structures. He explores the person-environment integration that may be found
  • 1992
  • Ecology ; Map ; Phytocoenosis ; Romania ; Vegetation
  • A synthesis with an ecological characterization of the vegetation cover in Romania, related to the geographical conditions. The vegetation map of Romania (1:2 000 000) included in this book will be used for the vegetation map of Europe, in course
  • 1992
  • Regional ecology and Middle America : teaching geography in a major Latin American program
  • 1992
  • Altitutinal belts in the tropical Andes : their ecology and human utilization
  • 1992
  • Environmental management ; Geo-ecology ; Human ecology ; Landscape ; Mountain ; Nature conservation ; Spain ; Spatial organization
  • 1992
  • Political ecology. An emerging research agenda in Third-World studies
  • Applied ecology ; Conflict ; Environment ; Environment degradation ; Ethnic group ; Man-environment relationship ; Political geography ; Research ; Resource management ; State control ; Third World
  • 1992
  • Ecological aspects of plant colonisation of the Krakatau Islands
  • Biogeography ; Ecology ; Fauna ; Forest ; Indonesia ; Island ; Population dynamics ; Vegetation ; Volcanic eruption ; Volcanism
  • 1992
  • Concept for preserving and restoring the Aral sea and normalizing the ecological, public health and socio-economic situation in the Aral region
  • Aral ; Ecological imbalance ; Ex-USSR ; Impact study ; Nature conservation ; Sea ; Sea level ; Soviet Central Asia
  • 1992
  • Adaptation ; Central America ; Cultural geography ; Historical geography ; Human ecology ; Mexico ; Migration ; Research ; Settlement history ; Traditional agriculture ; Yucatan
  • In the 1980s geographers have contributed to studies of prehispanic agriculture and settlement, and colonial population and settlement. Other themes that have engaged geographers are subsistence ecology, migration, and the impact of war on Indians
  • 1992
  • Geographical research on disease ecology in the 1980s has examined the role of environmental characteristics in the distribution of particular diseases and the contribution of ecological and socioeconomic variables to differential risk of infection
  • 1992
  • This work is devoted to an assessment of the role of sea coasts in the change of its ecological state because up till now the majority of researchers considered the influence of quantitative and qualitative changes of the river runoff produced
  • by the economic activities to be decisive. In a number of areas the ecological state of the coastal waters is almost completely determined by the inflow of pollutants from coasts.
  • 1992
  • Atlas Ost- und Südosteuropa : Aktuelle Karten zu Ökologie, Bevölkerung und Wirtschaft 1.3-M1 = Atlas of Eastern and Southeastern Europe : up-to-date ecological, demographic and economic maps. 1.3-M1
  • 1992
  • Agricultural policy ; Agriculture ; Baden-Württemberg ; Ecology ; Germany ; Model ; Optimization ; Rural economy ; Rural landscape
  • In this investigation a multi-criteria valuation model for the evaluation of landscapes, a multi-objective linear programming model for optimizing the landscape use, and a model to analyse the trade-offs between ecological and economic objectives
  • 1992