The Beacon

Blog Tags: Arctic Ice Melt

Ocean Roundup: Deep Sea Sediments Act as Microplastic Sinks, Risso’s Dolphins Stranding in High Numbers, and More

Risso's dolphins are stranding in elevated numbers in Tasmania

A Risso’s dolphin. These dolphins have been stranding in high numbers along Tasmania. (Photo: Images by John 'K' / Flickr Creative Commons)

- A federal report released this week found that temperatures in the Arctic are warming at twice the rate of those in lower latitudes. The report also discussed how these temperature and sea ice changes are negatively impacting polar bear populations and fish migrations. The Washington Post


Continue reading...

Arctic Sea Ice Found to Play Bigger Role in Global Carbon Cycle Than Assumed, Study Says

Arctic sea ice may help absorb CO2

Arctic Ice. (Photo: Patrick Kelley, U.S. Coast Guard / U.S. Geological Survey / Flickr Creative Commons)

It comes as no surprise that Arctic sea ice melt has a range of ecological and economic consequences, from hastening sea level rise to disrupting food chains. Polar bears, for instance, are having to change their diets from seals, their preferred prey source, to other options like snow geese, while ice melt is unlocking trillions of frozen microplastics into the marine environment.


Continue reading...

Ocean News: Brazil Bans Catfish Fishery to Protect Pink River Dolphins, Arctic Ice Melt Leading to Large Arctic Waves, and More

Brazil bans catfish industry to protect pink river dolphins

A pink river dolphin, a species that’s declined from Brazil’s catfish fishery. (Photo: Colombia Travel / Flickr Creative Commons)

- In its biggest fisheries ban since 1967, Brazil banned its commercial catfish fishery that uses pink river dolphins as bait. Dolphin populations have severely declined over the past decade, and one population saw a 50 percent drop in numbers since 2004. New Scientist


Continue reading...

Browse by Date