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Figuring out the current human population is a popular question to ask. The current US Census Bureau world population estimate in shows that there are approximately 7,,, people on earth as of August 23, , which far exceeds the population of billion from Jun 14,  · UNITED NATIONS -- Earth's human population is expected to coast upward to billion by and billion by , up from billion people Author: Climatewire. Jun 13,  · 7 articles on “Human Population”: Populations: A Numbers Game. Last updated Sunday, September 02, The human population of the planet is estimated to now have passed 6 billion people. But are large numbers themselves a problem? Europe for example, has higher population densities than Asia.


Human Population — Global Issues


How many people are alive on earth today? Figuring out the current human population is a popular question to ask. The current US Census Bureau world population estimate in shows that there are approximately 7,, population articles, people on earth as of August 23,population articles, which far exceeds the population of 7.

As well as containing the latest world population estimate, this article contains information about the history of population growth, and details of the world's largest countries and cities.

Although the number given above seems very precise, it is important to remember that it is just an estimate. It simply isn't possible to be sure exactly how many people there are on the earth at any one time, and there are conflicting estimates of the global population in The United States Census Bureau estimates there is one birth every 7 seconds and one death every 13 seconds, population articles, with a net gain of one person on earth every 11 seconds.

Some, including the UNpopulation articles, believe that a population of 7 billion was reached in October Others, including the US Census Bureau and World Bankbelieve that the total population of the world population articles 7 billion inaround March or April. Throughout most of history, the world's population has been much smaller than it is now. Before the invention of agriculture, for example, the human population was estimated to be around 15 million people at most.

The introduction of agriculture and the gradual movement of humanity into settled communities saw population articles global population increase gradually to around million by AD 0. To give you an idea of scale, the Roman Empire, population articles, which many regard as population articles of the strongest empires the world has ever seen, probably contained only around 50 million people at its height; that's less than the number of people in England today.

It wasn't until the early 19th century that the world population reached its first big milestone: 1 billion people, population articles. Then, as the industrial revolution took hold and living standards improved, the rate of population growth increased considerably.

Over the next hundred years, the population of the world doubled, population articles, reaching 2 billion in the late s. The 20th century, however, is where population growth really took off, and over the past years, the planet's population has more than tripled in size. This massive increase in human population is largely due to improvements in diet, sanitation and medicine, especially compulsory vaccination against many diseases.

Here's a timeline of the world population growth: Year 1: million Year million Year million Year million Year million Year 1 billion Year 1. Most people agree that population increases will continue, but there are population articles about the rate of increase, population articles, and even a few people who believe population decreases are likely, population articles. You can see some example trends in this graph.

The Population articles Nations has gradually been population articles its predictions downwards, and now believes that the world population in will be around 9 billion illustrated by the yellow line on the chart.

It believes that, as the world grows steadily richer and the average family size decreases, population articles, growth will steadily slow and eventually stop. However, others believe that poverty, inequality and continued urbanization will encourage steadily increasing growth, population articles, particularly in countries in Africa and parts of Asiawhere growth is already much higher than the global average. A few scientists even believe that populations will decrease.

Some believe that gradual increases in living standards will result in similar patterns to those in Western Europewhere birth rates are declining rapidly. Others believe that the current world population is unsustainable, and predict that humanity will simply not be able to produce enough food and oil to feed itself and sustain our industrial economy. The largest country in the world today is, population articles, of course, population articles, Chinawhich is one of only two countries with a population of more than a billion people.

To give you an indication of scale, with 1. By contrast, the total population of the world's smallest countries is only just underThe smallest country in the world in is Vatican Citythe small enclave within the Italian city of Rome that is ruled by the Pope and home to just over people. More than a hundred million people live in the world's ten largest cities.

Here's a list of the largest cities in the world by population, most of which are in Asia:. This list sorts cities by the population in the city proper. The list looks very different when population articles are listed by metropolitan population, in which case it breaks down as follows: Tokyo This is just a basic introduction to the world population in For more information, check out any of the links or videos in the article, or feel free to explore the rest of our site!

Home Continents World. Map of the world if each country was the same relative size as its population: Some, including the UNbelieve that a population of 7 billion was reached in October History of World Population Growth Throughout most of history, the world's population has been much smaller than it is now.

What happens next isn't quite so clear. Largest Countries in the World More than half of the world's current population lives in just ten countries.

Here's a list of the ten largest countries in the world today: Country Population China 1,, India 1,, United States , Indonesia , Brazil , Pakistan , Nigera , Bangladesh , population articles, Russia , Japan , Russia has fallen population articles 8th population articles 9th since Smallest Countries in the World By contrast, the total population of the world's smallest countries is only just underHere's a list of the largest cities in the world by population, most of which are in Asia: Rank City Population Country 1 Shanghai 24, China 2 Karachi 23, Pakistan population articles Beijing 21, China 4 Delhi 16, India 5 Lagos 16, Nigeria 6 Tianjin 15, China 7 Istanbul 14, Turkey 8 Tokyo 13, Japan 9 Guangzhou 13, population articles, China 10 Population articles 12, India This list sorts cities by the population in the city proper.

More information about the world population This is just a basic introduction to the world population in List of Capitals in World. Density How Many People Live in World? Growth Rate, population articles.

 

Population - The New York Times

 

population articles

 

Jan 17,  · Some experts believe the population has already started shrinking. In a recent paper, Dr. Yi and Su Jian, an economist at Peking University, argued that the population contracted in , the Author: CLAIRE FU. Jun 13,  · 7 articles on “Human Population”: Populations: A Numbers Game. Last updated Sunday, September 02, The human population of the planet is estimated to now have passed 6 billion people. But are large numbers themselves a problem? Europe for example, has higher population densities than Asia. Aug 30,  · News about Population, including commentary and archival articles published in The New York Times.