Over the last 200 years, human height has steadily increased. This phenomenon can largely be explained by rising living standards and resulting improvements in health and nutrition. We wonder: Which country has the tallest average male height in the world?
A. United States
May is Asian/Pacific American Heritage Month in the United States. On May 7, 1843, the first Japanese immigrants to the United States arrived, beginning a wave of Asian migration. Over 170 years later, Asian-Americans account for about 6.1% of the U.S. population (19.4 million people). We wonder: Which of the following statements about Asian-Americans are true?
A. Asian-Americans are better educated than the overall U.S. population.
B. They have a higher median income than the average U.S. household.
C. They hold relatively limited political power.
D. Asian-Americans include a diverse array of heritages.
Africa’s most populous country, Nigeria, is forecast to see its population increase at a remarkably high rate in coming decades. We wonder: In terms of population size, which entire region of the world will Nigeria overtake by 2100?
A. North Africa
B. North America
D. All of the above
At the beginning of the current century, there were only 11 countries (out of more than 200 worldwide) whose population exceeded 100 million. According to UN estimates, the Philippines passed the 100-million mark this year. We wonder: Which of the following countries will join the “100 million” club next?
It is a well-known fact that the populations of industrialized countries are aging rapidly. There is also talk of China’s population “getting old, before it gets rich.” We wonder: Which of the following emerging market countries is going to age the fastest between now and 2050?
The United Nations estimates that 10.9 billion people will inhabit the planet by 2100, raising new concerns about overpopulation. Currently, the world population is 7.1 billion. We wonder: If all these people lived as densely as Parisians do, how much land would be required for the entire world’s population today?
California is by far the U.S. state with the largest population. It has double the number of people that live in the state of New York and 50% more people than Texas. We wonder: How many of the smallest U.S. states would it take to reach the population of California?
On July 1, 2013, the European Union is getting a new member, Croatia. Formerly a part of Yugoslavia, this nation of 4.4 million people will become the EU’s 28th member country. We wonder: What is the average population size of an EU country?
Population aging may dominate headlines in the Western world. The developing world, for the most part, is gripped by the opposite phenomenon — a true youth bulge. We wonder: What percentage of the world’s population is under 30 years of age?
Altogether, there are almost four million fewer girls and women below the age of 60 every single year because of a combination of pre-natal discrimination, poor public services and HIV/AIDS. We wonder: Which of the following statements is true?