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révélations lourdes de conséquences, issues du travail collectif de scientifiques..à découvrir

The extent of forest in dryland biomes

The extent of forest area in dryland habitats, which occupy more than 40% of Earth's land surface, is uncertain compared with that in other biomes. Bastin et al. provide a global estimate of forest

http://science.sciencemag.org/content/356/6338/635