The world's population officially hits seven billion on October 31, a foreboding milepost for battles against a host of major societal scourges, including hunger, disease, poverty, and climate change.
With current conditions, the number is expected…
This content is available exclusively to Chronicle subscribers
Already a subscriber?
Log in now
Not a subscriber yet?
Subscribe now for instant access to this article and thousands of others, data tables, and interactive charts — all available exclusively for Chronicle subscribers. Plus your subscription includes weekly print or digital delivery of The Chronicle and The Review and the Chronicle iPad® Edition.Subscribe Today