The new documentary "GrowthBusters: Hooked on Growth" explores why our economy and footprint and population can't keep on expanding forever.
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?
A recent poll found 29 percent of Americans listing "overpopulation" as a major environmental challenge, while just 27 percent named global warming.
"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.
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.
A Mayan leader in Guatemala finds hope for the survival of his people in a combination of traditional and modern solutions -- including family planning.
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.
People go out of their way to avoid talking about population, just as they do with sex, politics, and religion. But itâ€™s time to get over the squeamishness.
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 …