GEOLOGISTS SEEK TO DEFINE THE ANTHROPOCENE

Researchers have zeroed in on nine sites that could describe a new geological time, marked by pollution and other signs of human activity. Researchers have zeroed in on nine sites that could describe a new geological time, marked by pollution and other signs of human activity.Credit: Jochen Tack/Alamy

Automated summary

Researchers have identified nine sites that could mark a new geological era characterized by pollution and other human activities.