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“In the south of France, where the trees suffer from repeated droughts and heat waves, the beautiful forests of Provence could no longer regenerate if the fires become too frequent, warns Joël Guiot, climatologist and research director at Cerege. These forests could be replaced by maquis, an intermediate environment between forest and steppe with lots of shrubs, which can be found in particular in arid areas in Spain. “Will French ecosystems also switch to Spanish time because of climate change, which is pushing flora and fauna north? Three experts answer us.