Sarah Harper

Sarah Harper on the Population Challenge for the 21st Century

Around the world, populations are growing older. But is that because people are living longer? Or could it be that there are fewer younger people to dilute the demographic pool? And what about aging itself — when exactly is ‘old’ these days?

9 years ago

The 21st Century Crisis?

Is it possible to reduce consumption and achieve ecological sustainability while still meeting humanity’s basic needs? Research in The Journal […]

10 years ago