Biodiversity : Glossary

There are 62 documents in this section.

  • Stewardship

    16 March 2001

    The attitude that human beings should see the Earth as a garden to be cultivated not a treasury to be raided.

  • Agenda 21

    16 March 2001

    A document accepted by participating nations at UNCED on a wide range of environmental and development issues for the 21st century.

  • Ecosystem functions

    16 March 2001

    Capacity of natural processes and components to provide goods and services that could be used or are being used to improve the quality of human life.

  • Ecosystem integrity

    16 March 2001

    Continuity and completeness of a complex system, including its ability to perform all essential functions over its entire geographic range; the concept of integrity within a managed system implies the maintenance of key components and processes over time.

  • Ecosystem management or ecosystem approach

    16 March 2001

    Deliberate and conscious manipulation or ecosystem structure and/or function, or regulation of human uses of ecological systems, so as to retain defined and desired features and processes, and to meet human needs in an optimal and sustainable way.

  • Environmental assessment

    16 March 2001

    Estimation of the magnitude or quality of the natural environment (air, water, soil) or investigation of the way in which one function or activity affects another function or activity.

  • Environmental security

    16 March 2001

    A means of achieving long-term social, economic and ethical security through: 1) sustainable use of renewable resources and ecosystem functions; 2) protection from natural hazards; and 3) conservation of other species.

  • Overexploitation or overharvesting

    16 March 2001

    The use or extraction of a resource to the point of depletion or extinction, or the decimation of a population to a level below the minimum needed for a sustainable yield.

  • Protected area

    16 March 2001

    An area dedicated primarily to protection an enjoyment of natural or cultural heritage, to maintenance of biodiversity, and/or to maintenance of life-support systems.

  • Rehabilitation

    16 March 2001

    Conversion of a degraded ecosystem to an alternative state or use, designed to meet a particular management objective, mostly related to biodiversity conservation.