Exclosure Enhances Crop Yields and Rural Livelihood Resilience in Northern Ethiopia.
Mezgebo GK, Lahiff E, Bradfield T, Thornhill S
Climate Adaptation
It shows that giving exhausted, overgrazed land a chance to recover can directly improve the food on your table — the same principle behind letting a garden bed rest or adding a wildflower border that rebuilds soil life.
In parts of Ethiopia where soil has been worn out by overuse and unpredictable rain makes farming risky, researchers fenced off certain areas to let nature recover. Farms near these protected zones grew more food per acre than farms near open grazing land — and the difference was even bigger in dry years when harvests usually fail. Families near the fenced areas also found more ways to earn money, making them better able to cope with tough times.
Key Findings
Households farming downstream of exclosures produced significantly higher crop yields per hectare compared to households near open grazing areas.
The yield benefit of exclosures was more pronounced during drought conditions, suggesting exclosures help buffer farms against climate shocks.
Across 491 households studied over two consecutive cropping years, exclosure proximity was linked to markedly greater livelihood diversification, influenced by factors like access to extension services and financial resources.
chevron_right Technical Summary
Protecting degraded land from grazing and human disturbance — a practice called exclosure — significantly boosts crop yields for nearby farming households in northern Ethiopia, with the biggest gains occurring during droughts. A study of nearly 500 households found exclosures also help families diversify their incomes, improving long-term resilience.
Abstract Preview
Ethiopia's food production and rural livelihoods are increasingly threatened by land degradation and climate variability, particularly in dryland areas vulnerable to climatic shocks. Exclosure, a d...
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