Things to know about: UN report raises alarm over boom in world's population
A UN forecast estimates that the global population will increase from about 7 billion to 10.1 billion by 2100, making it more difficult to provide food, water, energy, education and jobs for the world's poor. "We are raising the alarm that even though the population of the world has reduced its growth rate enormously, current growth rates are too high," said the director of the population division of the UN Department of Economic and Social Affairs
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