Earth has already exceeded its ability to support the global population sustainably, with new research warning of increasing ...

Spread the loveThe implications of rapid global population growth have long been a topic of discussion among environmental scientists, and a recent study has brought this issue to the forefront once ...

Ecologists describe the ability of an environment to sustain a species' population as its "carrying capacity". It's an ...

Birth rates have dropped faster than life expectancy has increased, causing slower population growth around the world. Forecasts from the United Nations predict that world population will actually ...

Elon Musk has said that declining birth rates present “the biggest danger civilization faces by far.” In fact, he quips that he's taking the problem on personally—saying he was “doing [his] best to ...

While the notion that we might be approaching Earth’s maximum, or its breaking point, has previously been associated with ...

* Over 8 billion people live on Earth today, with the next billion coming fast * Fertility rates are declining in 60+ countries, while Africa drives future growth * Urbanization, //aging, and climate ...

Recent worldwide energy consumption growth has been insufficient to keep up with population increase, resulting in a concerning decline in the per-capita energy supply available to support higher ...

One of the biggest issues of the 21 st century, yet to capture widespread attention, is rapidly changing expert projections of the global population over the coming decades. Not so long ago, ...

A new update to an influential economic theory called “Doughnut Economics” shows a global economy on a collision course with nature. The influential book by Kate Raworth, Doughnut Economics: Seven ...

Add Yahoo as a preferred source to see more of our stories on Google. Elon Musk, CEO of Tesla, arrives with his son for a meeting with Senator John Thune, a Republican from South Dakota, not pictured, ...