It’s sobering to think that on New Year’s Eve, 1999, when Australia looked forward to hosting the Olympic Games, there were a billion fewer people on the planet.
A mere 12 years – that’s all it’s taken to add a billion more souls to Earth.
They say a picture is worth a thousand words (make that an even billion), so here The Hoopla brings you the most startling on-line graphs, timelines and videos to help you make sense of how our successful species has exploded in numbers.
The UN predicts the world’s population explosion: visualized. The Guardian. UK
The World at Seven Billion. The BBC