This story was produced in partnership with the Pulitzer Center’s Ocean Reporting Network. A haze of ice crystals in the air created a halo around the low sun as three snowmobiles thundered onto the ...

Melting Arctic ice is revealing a hidden world of nitrogen-fixing bacteria beneath the surface. These microbes, not the usual cyanobacteria, enrich the ocean with nitrogen, fueling algae growth that ...

CLEVELAND — November is here and the weather community is watching the Arctic closely for a greater insight on the upcoming winter. Overall, this year’s sea ice growth is running behind normal pace.

THE SHORES of the Arctic ocean are thrumming with ever more activity: tankers, freighters, research vessels, barges, cruise ships and even private yachts sail its waters. Expect more in spring 2026, ...