The world’s urban population reached one billion people in 1960, two billion in 1985 and three billion in 2002. It currently stands at 3.5 billion — meaning that over half of the world's population lives in urban areas for the first time in history. As of 2009, there are about 430 metropolitan areas around the world with a population of one million people or more. We wonder: How many of these million-people cities are in China?
While long overdue, ever more attention is being paid to ensuring proper representation of women at the levers of political power on a local, national and global basis. Looking at government ministers all around the world, we wonder: In which area of politics are women currently the best-represented?
Throughout human history, young children, aged 0-4 years, have greatly outnumbered the elderly — those 65 years and over. During the first half of the 20th century, for example, there were three children for every elderly person in the world. However, due to declining fertility rates and longer lifespans, this relationship is changing. We wonder: In what year is the number of elderly in the world expected to exceed for the first time the number of young children?
Even before the Goldman Sachs scandal broke, much attention was given to the bonuses paid out to investment bankers — the people whose money-spinning activities were at the center of the global crisis. We wonder: How much did the average vice president — a mid-level executive at an investment bank — make in total compensation in 2009?