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Discovery

Land cover change in Botswana savannas: Don't blame the elephants

Dryland regions have scarce water resources.

Dryland regions are increasingly under siege, and have scarce water resources.

Credit: Kathleen Alexander


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Elephant herd

Increasing elephant numbers are often cited as a threat to forests; scientists found otherwise.

Credit: Kathleen Alexander


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Reeds

Fire can affect critical natural resources such as the reeds used by communities in Botswana.

Credit: Kathleen Alexander


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Surface water in drylands

Surface water in drylands provides important resources for local communities.

Credit: Kathleen Alexander


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River near drylands

In drylands, rivers adjacent to scarce water resources are affected by human and other animal use.

Credit: Kathleen Alexander


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Moving cattle herd

Dryland ecosystems are vulnerable to human impacts, such as moving cattle from place to place.

Credit: Kathleen Alexander


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