The world's population tends to increase.

There is a rapid increase in world population.

Statistics show that the population of the world is increasing.

According to statistics, world population is on the rise.

So, how are we using that water?

Agricultural societies soon became the dominant way of life for people throughout the world.

Here's the dilemma...

The human population is growing very rapidly and is growing exponentially.

We are still debating peak oil, but we have definitely reached peak child.

We have reached peak child.

In China in the last 20 years, it increased from 20 to 50, and it's still increasing.

(Laughter)

And the population will double in one generation.

The population is increasing.

It's always population growth.

But in the 1970s, some countries caught up.

The bottom line is, whether you believe the United Nations, or any of the other think tanks in the next 20 years, all human population growth on this planet will be in cities.

The population of Sweden is on the increase.

The problem in the world was the poverty in Asia.

Each year the world's population increases on average by two percent.

Once we start getting into the positive numbers, we just explode.

The population of this city is on the increase.

This town is increasing in population.

There was a steady increase in population.

What's it gonna look like? We have huge grand challenges these days of habitat loss.

And in many places they are worth less than goats and cows.

This signaled the start of agriculture.

The warning signs are all there.

The P, the first one in HlPPO, is for pollution.

The increase of the population is a serious problem.

The urban population of America is increasing.

The growth in population is very rapid in developing countries.

It was the increase in population that caused the poverty.

It's one of the hundreds of favelas in Rio.

If we just prolong the trends, without any real advanced analysis, to 2050, there are two things that can increase the energy use.

And you start to do things

The United Nations Population Division has said it will stop growing at 10 billion.

like here in the Middle East and North Africa new infections are rising and so are deaths.

If we looked at the world in 1800, you'd find that more than half of the world's people

This city has been increasing in population year after year.

Because they looked at the curve and said, if the population keeps growing at this rate, to move the population of New York around, they would have needed six million horses, and the manure created by six million horses would be impossible to deal with.

our population has only increased by 23.3 percent...

First, we've got population.

Along with this increase, there has been a change in the world's economic organization.

More importantly, changing diets.