The world’s human population is expected to hit 7 billion people by the end of October. Almost no one is taking that number in as cause for celebration. In fact, 7 billion comes with quite a bit of angst, since 8 billion is projected in a mere 15 years and 9 billion by 2050, says the U.N. The U.N.’s assumption is that the world can absorb all these new people. But does the demographic forecast doesn’t square with the environmental one? Humanity long ago overshot its sustainability.... [Read more]