Pacific seals at risk as Arctic ice melt lets deadly disease spread from Atlantic

Study finds seal and sea otter populations in Alaska hit by killer infection that migrated from North AtlanticA potentially deadly disease affecting marine mammals, including seals and sea otters, has been passed from the North Atlantic Ocean to the northern Pacific thanks to the melting of the Arctic sea ice.Experts have long been concerned that sea ice melting in the northern oceans, caused by global climate heating, could allow previously geographically limited diseases to be transmitted between the two oceans. Continue reading...