Nuclear war would ‘devastate the world’s oceans’ and cause years-long famine, study finds

The oceans would remain perturbed for decades following a conflict, with nuclear winter resulting in an expansion of sea ice – blocking major ports and trade routes – that could endure for hundreds of years, experts warned.

The oceans would remain perturbed for decades following a conflict, with nuclear winter resulting in an expansion of sea ice – blocking major ports and trade routes – that could endure for hundreds of years, experts warned.