Depopulation Boom

It turns out that the world will be such a swell place without any humans around — better sunsets, cleaner water, less traffic — that we can’t wait to see it. Even if, you know, we’re all dead. Since last summer, when Alan Weisman’s “The World Without Us” became a surprise bestseller by imagining what would happen to the planet if all 6.5 billion humans instantly disappeared, the idea has taken hold in the popular imagination.

Carbon Output Must Near Zero To Avert Danger

The task of cutting greenhouse gas emissions enough to avert a dangerous rise in global temperatures may be far more difficult than previous research suggested, say scientists who have just published studies indicating that it would require the world to cease carbon emissions altogether within a matter of decades.