Read More: Population, Population Climate Change, Overpopulation, Seven Billion Population, Green News
Those who exult are apt to embrace the philosophy "the more, the merrier". Those who have grave reservations worry that the human race is in danger of overrunning the planet's natural resource carrying capacity.
We have grown from six to seven billion in little more than a dozen years. So it is easy to see why there are worries about what population growth means for our future, our quality of life and the health of our planet.