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The earth is a large ecosystem or also called a global ecosystem This global ecosystem receives a name much more technical and scientific when divided into parts for study and is called biosphere The biosphere is a group of living things that interact with each other and with other elements in the environment such as water air minerals heat and others This biosphere has several sub levels that could be called ecosystems Each of the ecosystems are composed of other smaller Then there are sub community and individual levels Each of the levels and sub levels interact with each other Odum Ottenwaelder 1972 Vernadsky et al 1997Measuring an individual does not reflect the reality of the health of an ecosystem it is necessary to consider a more comprehensive measurement and for them you need to look a little more depth what is the meaning of biodiversity and biodiversity loss as well as this represents the impact on humans and the environmentBIODIVERSITYThe concept of Biodiversity or biological diversity is the variety of life This recent concept includes several levels of biological organisation It embraces the diversity of species of plants animals fungi and micro-organisms that live in a space their genetic variability the ecosystems which are part of these species and landscapes or regions where ecosystems are located It also includes ecological and evolutionary processes that occur at the level of genes species and ecosystems Wilson 1988 Ecosystem is a group of organisms called community interactions between them and with the physical environment in which they live at a certain time However delimit or identify an ecosystem in reality is much more difficult The boundary between an aquatic ecosystem is easy to define in front of a terrestrial ecosystem but is very difficult to define an ecosystem of a forest of Eucalyptus viminalis than a Eucalyptus tricarpa and can often be mixed or belong to other larger ecosystems Odum Ottenwaelder 1972 A species is
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