Though sea ice extent was up across much of the Arctic at winter maximum, the Bering Sea lost an ice area the size of Montana, and Greenland has been receiving winter rains.

Antarctica is losing ice at a rate that’s about six times faster than in the late 1970s, and that’s pushed up the global sea level by around 14 millimeters (0.55…

1. The race is on to map the seafloor Is it true that we have explored the moon and Mars more thoroughly than the bottom of the ocean? Embarrassingly, yes.…

Dead whales are a nutritional boon for polar bears, and they’ve likely helped bears survive lean periods during warm spells in the past when much of the Arctic was ice-free.…

With the Arctic’s melting ice cover leaving the ocean ice-free for longer periods of time, new shipping routes are opening up, paving the way for future commercial activities. But under…

For 19th-century adventurers like Sir John Franklin, navigating a path through the ice-choked Northwest Passage — the Holy Grail of Arctic exploration — was a treacherous and often deadly undertaking.…

At the start of August, for the second time this year, a corridor of open water developed along the north shore of Greenland, this one more than 100 kilometers (over…

KUCHING, Malaysia — Conservationists have called on governments and the private sector to do more to mitigate the impact of global shipping activities on marine ecosystems and communities in the…

On today’s episode, we discuss traditional indigenous knowledge and climate change with Snowchange Cooperative director Tero Mustonen. Listen here:   Through Snowchange, which is based in Finland, Mustonen works with…

A very mild May over the Arctic Ocean could be setting us up for record ice loss at the September minimum; a giant cyclone and high temps in June escalated the melt.

1. U.S. drops out of Paris In our 2015 ocean top 10 list, we celebrated the adoption of the Paris Agreement as a monumental achievement for slowing the warming, acidification…

We take a closer look at the evidence for the effectiveness of forest certification schemes on this episode of the Mongabay Newscast. The first installment of Mongabay's new "Conservation Effectiveness"…

Summer sea ice didn’t reach its lowest extent on record in 2017, but that’s not the only measurement that matters, experts warn.

On Wednesday, all eyes were on Antarctica’s Larsen C Ice Shelf as a long-awaited one-trillion tonne iceberg, the size of the U.S. state of Delaware, was found to have finally…

To some, watching sea ice melt — each floe dissolving slowly away into the Arctic Ocean — might seem the cold-weather equivalent of watching paint dry. But for the roughly…

On this episode, we welcome marine biologist and director of Greenpeace USA’s oceans campaigns John Hocevar. When the Greenpeace ship Esperanza embarked on an expedition earlier this year to document…

Picture the blue whale, the largest known animal ever to have lived. This endangered mammal can grow up to 30 metres (about 98 feet) and weigh 173 tonnes; it has…

In 2016, massive new ocean protected areas and transformative policies to fight illegal fishing brought hope. Meanwhile, the world’s worst coral bleaching event, record sea ice lows, and coastal flooding…

As temperatures in higher latitudes consistently ranging from three to five degrees Celsius above normal fall averages combine with warmer ocean temperatures, Arctic sea ice has begun displaying irregular, unexpected…

Following record-breaking high global temperatures, both Arctic Ocean sea ice and Greenland’s massive ice sheet have responded with dramatic early seasonal melting. These conditions are likely to increase overall ice…