From grasses to shrubs: How plants reinforce desertification

(Phys.org)—Research into how fragile dryland ecosystems degrade into deserts has revealed that the transition from grasslands to desert shrubs may be reinforced by the plants themselves. The study, conducted at the University of Bristol, demonstrates for the first time that grass and shrub areas lose very different amounts of nutrients during rainfall events, which may be significant in how desert shrubs persist in these landscapes.

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