ecosystem analysis

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• Ecosystem valuation — is a widely used tool in determining the impact of human activities on an environmental system, by assigning an economic value to an ecosystem or its ecosystem services.Value of ecosystem servicesThe simplest form of ecosystem valuation for… …   Wikipedia

• Ecosystem model — Ecosystem models, or ecological models, are mathematical representations of ecosystems. Typically they simplify complex foodwebs down to their major components or trophic levels, and quantify these as either numbers of organisms, biomass or the… …   Wikipedia

• Ecosystem services — Pollination by a bumblebee, a type of ecosystem service Humankind benefits from a multitude of resources and processes that are supplied by natural ecosystems. Collectively, these benefits are known as ecosystem services and include products like …   Wikipedia

• Ecosystem ecology — Figure 1. A riparian forest in the White Mountains, New Hampshire (USA). Ecosystem ecology is the integrated study of biotic and abiotic components of ecosystems and their interactions within an ecosystem framework. This science examines how… …   Wikipedia

• Human ecosystem — Human ecosystems are complex cybernetic systems that are increasingly being used by ecological anthropologists and other scholars to examine the ecological aspects of human communities in a way that integrates multiple factors as economics, socio …   Wikipedia

• Northern Rockies Ecosystem Protection Act — The Northern Rocky Mountains ecosystem in the United States is known by ecologists, biologists, and naturalists as one of the last areas of the contiguous United States that is relatively undeveloped enough and large enough to support a… …   Wikipedia

• Business ecosystem — is a strategic planning concept originated by James F. Moore and widely adopted in the high tech community, starting in the early 1990s. The basic definition comes from Moore s book, The Death of Competition: Leadership and Strategy in the Age of …   Wikipedia

• Marine ecosystem — Coral reefs form complex marine ecosystems with tremendous biodiversity …   Wikipedia

• Digital ecosystem — A digital ecosystem is a distributed adaptive open socio technical system with properties of self organisation, scalability and sustainability. As an emerging field of study, digital ecosystems is informed by knowledge of natural ecosystems and… …   Wikipedia

• polar ecosystem — Introduction       complex of living organisms in polar regions such as polar barrens and tundra.  Polar barrens and tundra are found at high latitudes on land surfaces not covered by perpetual ice and snow. These areas lying beyond the tree line …   Universalium

• Global Ocean Ecosystem Dynamics (GLOBEC) — is the International Geosphere Biosphere Programme (IGBP) core project responsible for understanding how global change will affect the abundance, diversity and productivity of marine populations. The programme was initiated by SCOR and the IOC of …   Wikipedia