Art Basel Paris has settled into its second year at the Grand Palais with the confidence of a show that knows where it stands.

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Biodiversity is the variation in living forms and can be measured in ways that include the number of species, functional variety of species, evenness of species distribution or genetic diversity.

Conservation biology is the study of attempts to protect and preserve biodiversity. It focuses on both the biological and social factors that affect the success of conservation efforts and on ...