CABI helps map ferocious speed and likely cause of woody weed spread across Ethiopia

Prosopis on river
Riverbank invasion of Prosopsis

CABI scientists have helped map the ferocious speed and probable cause of a devastating spread of the invasive alien tree Prosopis juliflora (Swartz DC) across an area equivalent to half of neighbouring Djibouti in the Afar Region of north eastern Ethiopia.

Dr Urs Schaffner, who is supervising lead author Hailu Shiferaw for his PhD studies, contributed to the Scientific Reports published paper ‘Modelling the current fractional cover of an invasive alien plant and drivers of its invasion in a dryland ecosystem’, which shows that the Prosopis invaded 1.2 million ha of grassland/shrubland in just 35 years.

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