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Globally, forests cover 4 billion hectares or 30% of the Earth's land surface, and 20%-40% of the forest biomass is made up of roots. Roots play a key role for trees: they take up water and nutrients from the soil, store carbon
Tree roots in a changing world
Brunner, I. (Forest Soils and Biogeochemistry)
Journal of Forest Research
#green This article is made freely available with permission of the rights holder based on a Swiss National License.