Perhaps the most profound implication of population decline lies in how we measure societal success. For millennia, growth served as the primary metric. A larger population meant more workers, more ...

A new University of Oxford study finds that almost half of the global population (3.79 billion) will be living with extreme heat by 2050 if the world reaches 2.0°C of global warming above ...

For decades, we’ve been told that the world’s biggest problem is too many people. From Malthus in the 18th century to “The Population Bomb” in the 1960s, the warnings were dire: More people would mean ...

The world's population growth tells two stories: in many countries populations are aging, while in others, populations are getting younger. Projections show most countries will likely see shrinking ...

Nearly half of the world's population could be living under conditions of extreme heat by the middle of this century if ...