Stock Photo - FILED - 08 March 2018, Berlin: Evening rush hour traffic flows on the Kaiserdamm in the centre of Berlin. The global rate of species extinction is currently ten to one hundred times higher than the average of the past 10 million years and continues to rise, according to the key issues paper presented by the World Biodiversity Council IPBES in Paris on 6 May 2019. For three years, the experts had reviewed 15,000 literature sources and then summarized their findings on 40 frightening pages. At most sites, the number of native species had already fallen by 20 percent. By contrast, the number of people has more than doubled since 1970 and the per capita gross domestic product has quadrupled. Photo: Michael Kappeler/dpa. - Berlin/Berlin/Germany