The devastating effect of invasive alien species on agriculture in Africa
Fresh Banana
Fresh Mango
Cassava
Fresh Tomato
Maize (Corn)
Published Jun 2, 2021
Tridge summary
The economic cost of invasive alien species (IAS) on the African agricultural sector is estimated at $ 3.6 trillion per year, or 1.5 times the Gross Domestic Product (GDP) of Africa, shows the first in-depth study on the subject Towards estimating the economic cost of invasive alien species to African crop and livestock production carried out by scientists from the international organization CABI.
Original content
A huge cost for African agriculture where more than 80% of people living in rural areas depend on the crops they cultivate for their food and income. The economic cost of IAS is measured through yield losses of major crops, such as maize, tomato, cassava, mango and banana, as well as labor costs through weeding and waste. income from livestock. Cassava, citrus, tomato, corn, .. impacted If several IAS are studied, Tuta absoluta causes the highest annual yield losses By crop, the biggest impact is for cassava, where Africa is the world's largest producer, with $ 21.8 billion, followed by citrus ($ 14.6 billion), tomatoes ($ 10.1 billion), corn ($ 9.8 billion) and bananas ($ 7.1 billion). Nigeria, the highest cost While a majority of African countries are affected by IAS, Nigeria is paying the heaviest price with an estimated cost of over $ 1 trillion per year. The Democratic Republic of Congo (DRC) follows with $ 317 billion per year. For South Africa and Niger, the cost is between ...
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