Population

7 Billion: What to expect when you’re expanding—a special series

Who you gonna call? GrowthBusters! [VIDEO]

The new documentary "GrowthBusters: Hooked on Growth" explores why our economy and footprint and population can't keep on expanding forever.

7 Billion: What to expect when you’re expanding—a special series

What if population grows faster than the experts project?

Many demographers believe that global population will peak at 9.5 to 10 billion this century and then gradually decline as poorer countries develop. But what if they're wrong?

7 Billion: What to expect when you’re expanding—a special series

Are Americans more worried about population than climate change?

A recent poll found 29 percent of Americans listing "overpopulation" as a major environmental challenge, while just 27 percent named global warming.

7 Billion: What to expect when you’re expanding—a special series

Talking to my son about sex and sustainability

"Are we going to talk about sex again?!" screamed my 12-year-old son. I had just sat down with him to have one of our father-son talks.

7 Billion: What to expect when you’re expanding—a special series

Remember when Americans used to care about population? [VIDEO]

These days, when people go out of their way to avoid mention of the P word, it's almost hard to believe that population used to be a mainstream issue.

7 Billion: What to expect when you’re expanding—a special series

An indigenous take on family planning and population

A Mayan leader in Guatemala finds hope for the survival of his people in a combination of traditional and modern solutions -- including family planning.

7 Billion: What to expect when you’re expanding—a special series

We can feed 10 billion of us, study finds — but it won’t be easy

A new study in Nature says the world can feed itself without ruining the planet -- if we make major adjustments now to how we farm and eat.

7 Billion: What to expect when you’re expanding—a special series

7 billion? It’s time to talk

People go out of their way to avoid talking about population, just as they do with sex, politics, and religion. But it’s time to get over the squeamishness.

7 Billion: What to expect when you’re expanding—a special series

Population facts and figures at your fingertips

The number of people in the world is expected to reach 7 billion by the end of October 2011. Our rate of increase continues to slow from the high point of over 2 percent in 1968. Still, this year’s 1.1 …