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By 2020 Africa Would Have Its Working-Age Population At 1 Billion

Africa's working-age population is expected to rise from 705 million in 2018 to nearly 1 billion by 2030, leading to higher unemployment in the...

Engineering: Drone capable of planting 1 billion trees per year

An Australian engineer has revealed a plan to combat deforestation by using drones to plant one billion trees every year. Susan Graham,...