UN: World will miss economic benefit of 1.8 billion young people
Population report says lack of education, infrastructure and jobs will mean a generation's potential will be wasted
What would you say to the world's 7 billionth person?
Adam Vaughan: What would your letter hope for? What advice would you give?
The population crash will kill our economy – good news for the planet
Fred Pearce
Fred Pearce: Despite passing the seven billion person mark, the global population birthrate is slowing. That may be bad for our economies – but it will be great for the environment