Geneva — Negotiators working on a landmark treaty to address the global crisis of plastic pollution failed to reach an agreement during talks that extended into Friday in Geneva. Nations were meeting ...

The world currently produces more than 50 million tonnes of “mismanaged” plastic waste each year, and some researchers project this flood of pollution into the environment will double by mid-century.

The surging tide of microplastics is already an environmental and health threat, but as the world heats up — driving increasingly extreme weather — it’s transforming them into “more mobile, persistent ...