01:34 South Africa Invasive trees hold key to Cape Town's chronic water supply problems - Experts It's thought the trees -mostly pines - soak up about 55 billion liters of rainfall a year, adding to pressures on the city's precious water supply
Burkina Faso Famine ravages Burkina Faso as farmers call for help Food insecurity already affects two million people in Burkina Faso, according to the latest report from its government and aid groups.
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