Indicator database

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    Exposure of ecosystems to acidification, eutrophication and ozone

    "The indicator shows the ecosystem or crops areas at risk of exposure to harmful effects of ozone as a consequence of air pollution, and shows the state of change in acidification, eutrophication and ozone levels of the European environment."

    Retrieved from http://www.eea.europa.eu/data-and-maps/indicators/exposure-of-ecosystems... on 27/01/2015

    Species diversity

    Species diversity is a measure of the diversity within an ecological community that incorporates both species richness (the number of species in a community) and the evenness of species' abundances. Species diversity is one component of the concept of biodiversity.

    Physical Trade Balance (PTB)

    The trade surplus or deficit of material resources within an economy, calculated as imports minus exports of raw materials and manufactured products.

    Area under organic farming

    The indicator measures the share of total utilized agricultural area occupied by organic farming (existing organically-farmed areas and areas in process of conversion). Organic farming is a method of production, which puts the highest emphasis on environmental protection and, with regard to livestock production, animal welfare considerations.
    Retrieved from http://ec.europa.eu/eurostat/tgm/web/table/description.jsp
    on 25/03/2015