It’s Not Too Late to Stop Mass Extinction in the Ocean

It’s Not Too Late to Stop Mass Extinction in the Ocean

Temperatures around the tropics shot up by 10 degrees Celsius and deep-sea currents slowed down, which starved the oceans of oxygen.In the other scenario, lower emissions keep temperature increases to just under 2 degrees Celsius by the end of the century.

​​Oceans Aren’t Just Warming—Their Soundscapes Are Transforming

​​Oceans Aren’t Just Warming—Their Soundscapes Are Transforming

Changes in salinity, temperature, and pressure change how the sea sounds, with unknown impacts on the life-forms that depend on that noise to survive.

Extreme Heat in the Oceans Is Out of Control

Extreme Heat in the Oceans Is Out of Control

Once they knew the historical high temperatures for each month in different parts of the ocean, they had a baseline for marine temperature extremes before the escalation of climate change.

Global Ship Traffic Could Imperil the Antarctic’s Biosecurity

Global Ship Traffic Could Imperil the Antarctic’s Biosecurity

“We know from other cold areas in the world, including the Arctic, that things growing on the hulls of ships absolutely do get transported from place to place, and it is one of the major sources of marine introductions around the world,” McCarthy told Ars.

The World Was Cooler in 2021 Than 2020. That’s Not Good News

The World Was Cooler in 2021 Than 2020. That’s Not Good News

Today NASA and NOAA dropped their annual analysis of global temperatures: Last year was tied with 2018 as the sixth-hottest ever, but cooler than 2020.The 2021 temperature drop “may be possibly due to a resumption of activity that produces aerosols in the atmosphere,” Schmidt said.

Earth’s Oceanography Helps Demystify Jupiter’s Flowing Cyclones

Earth’s Oceanography Helps Demystify Jupiter’s Flowing Cyclones

Lia Siegelman had just been studying the swirling waters of the Southern Ocean, which surrounds Antarctica, when she happened to come across a poster image of cyclones around Jupiter’s north pole, taken by NASA’s Juno spacecraft .

How Explosives, a Robot, and a Sled Expose a Doomsday Glacier

How Explosives, a Robot, and a Sled Expose a Doomsday Glacier

Behind her, she dragged a sled loaded with a ground-penetrating radar, which fired pulses through a thousand feet of ice and analyzed the radio waves that bounced off the seawater below, thus building a detailed image of the glacier beneath her feet.Erin Pettit leaves camp with a ground-penetrating radar in tow.

Humans Have Broken a Fundamental Law of the Ocean

Humans Have Broken a Fundamental Law of the Ocean

To find out, Sheldon and his colleagues hauled buckets of seawater up to the Hudson’s laboratory and used a plankton-counting machine to total up the size and number of creatures they found.

This Groundbreaking Simulator Generates a Huge Indoor Ocean

This Groundbreaking Simulator Generates a Huge Indoor Ocean

“It's a complex mixture of chemistry, biology, and physics,” says Scripps oceanographer Grant Deane, co-principal investigator of Soars.Up until now, scientists could run complex computer climate models to estimate, say, how increasing CO2 levels might change the chemistry of surface waters.

Biologists Unlock the Secrets of ‘Invisible’ Animals

Biologists Unlock the Secrets of ‘Invisible’ Animals

“It’s like the power of invisibility,” says Pomerantz, lead author of a recent study in the Journal of Experimental Biology that examines how clear wings develop.In ocean environments there are lots of transparent species, but on land it’s much less common.

The US Is Finally Trying to Unlock the Power of Wave Energy

The US Is Finally Trying to Unlock the Power of Wave Energy

Their energy potential is astonishing—researchers estimate that waves off the coasts of the United States could generate as much as 2.64 trillion kilowatt-hours annually, equivalent to 64 percent of the country’s total electricity generation in 2019.But capturing the immense power radiating across our oceans’ surfaces is no easy feat—wave energy technology is challenging to engineer, startup costs are high, and testing in open ocean waters is a regulatory nightmare.

Ocean Acidification Could Make Tiny Fish Lose Their Hearing

Ocean Acidification Could Make Tiny Fish Lose Their Hearing

“If you actually put your head underwater and take the time to listen, it's amazing what you'll hear,” Radford says.

Shark numbers decline amid research gaps

Shark numbers decline amid research gaps

New research published in premier science journal Nature last week, with input from NIWA, showed the global population of oceanic sharks and rays has declined by more than 70 per cent in the past 50 years, with ongoing decline likely to lead to the extinction of some species.

The Plan to Build a Global Network of Floating Power Stations

The Plan to Build a Global Network of Floating Power Stations

After nearly two decades as an oceanographer at NASA’s Jet Propulsion Laboratory, Chao had left the space agency to commercialize a seafaring generator that can harness the limitless thermal energy trapped in the world’s oceans.

NIWA heads to Antarctica for critical climate, ocean research

NIWA heads to Antarctica for critical climate, ocean research

The ship leaves Wellington and heads south with 20 science staff and 19 crew on board to learn more about key environmental and biological processes in the Ross Sea. Voyage leader and fisheries scientist Dr Richard O’Driscoll says this is the third in a series of voyages focused on providing baseline information about the Ross Sea Marine Protected Area (MPA) established in 2017.

The Oldest Crewed Deep Sea Submarine Just Got a Big Makeover

The Oldest Crewed Deep Sea Submarine Just Got a Big Makeover

Since he first started working on Alvin as an engineer nearly 25 years ago, Strickrott has logged more than 2,000 hours in the deep ocean, where he learned to expertly navigate the seabed’s alien landscape and probe for samples with the submarine’s spindly robotic arms.

106 Absolute Best Cyber Monday Deals (2020): Amazon, Walmart, Target, Etc.

106 Absolute Best Cyber Monday Deals (2020): Amazon, Walmart, Target, Etc.

The products are plant-based, smell fantastic, and are much more sustainable overall than buying new plastic bottles every month.Kinflyte's garments are made of recycled polyester knits from post-consumer plastic bottles, so they're eco-friendly too.

These Oceanographers Want to Turn Marine Slime Into Drugs

These Oceanographers Want to Turn Marine Slime Into Drugs

The expedition’s chief scientist, Lisa Levin, a professor of integrative oceanography at the Scripps Institution of Oceanography, says the goal of the cruise is to understand the habitat and how animals interact with the mineral-laden rocks.

Underwater robot getting close-up look at Kaikōura Canyon

Underwater robot getting close-up look at Kaikōura Canyon

Voyage leader and NIWA marine geologist Dr Joshu Mountjoy says this is the first time this technology has been used to survey submarine canyons in New Zealand waters and information collected will lead to new understanding relevant to many of the world’s continental margins.

NIWA research vessel returns home after epic voyage

NIWA research vessel returns home after epic voyage

John Brosnan waits on board the RV Kaharoa after returning to New Zealand from an epic 75-day voyage.NIWA has deployed more than 1100 Argo floats in the Pacific, Indian and Southern Ocean over 22 voyages since 2004, more than any other individual vessel.

New tsunami monitoring system for Pacific

New tsunami monitoring system for Pacific

A network of state-of-the-art tsunami buoys is being deployed from New Zealand up into the Pacific to keep communities safer.Every 15 seconds the BPR records the height of the ocean above it and sends that information to the surface buoy once an hour.

Your Beloved Blue Jeans Are Polluting the Ocean—Big Time

Your Beloved Blue Jeans Are Polluting the Ocean—Big Time

Regardless, Athey and her colleagues landed on a startling figure: A single pair of jeans may release 56,000 microfibers per wash.This landed them at an even more startling figure: Those two plants alone could be unloading a billion indigo denim microfibers per day into the lake.

Wait, How Much Microplastic Is Swirling in the Atlantic?

Wait, How Much Microplastic Is Swirling in the Atlantic?

Macroplastics like bags and bottles are breaking into microplastics (defined as bits less than 5 millimeters long) that swirl in the water column and sink down to the seafloor .Writing today in the journal Nature Communications, scientists from the National Oceanography Centre in the United Kingdom say they can account for that missing plastic, and in the process reveal the stunning scale of the microplastic pollution problem.

NIWA crew face record time at sea

NIWA crew face record time at sea

Coronavirus delays have already disrupted other voyages in the international Argo float programme and NIWA oceanographer Dr Phil Sutton says this could lead to data gaps in the research.

New ocean data from under the world’s biggest ice shelf

New ocean data from under the world’s biggest ice shelf

New measurements from the ocean under the centre of the Ross Ice Shelf have significantly improved our understanding of the complex processes that drive melting in Antarctica.

The Ocean-Sized Problem That Nobody Is Talking About

The Ocean-Sized Problem That Nobody Is Talking About

It might surprise you to know that in the United States there are several hundred cities that intentionally discharge untreated, raw sewage into their coastal waters whenever their sewer systems are overwhelmed with stormwater.

Auckland’s drought most extreme in modern times

Auckland’s drought most extreme in modern times

As weather systems tracked toward New Zealand from the west and north, they lacked moisture because of cooler eastern Indian Ocean seas caused by the IOD.NIWA’s climate change expectations suggest spring average rainfall decreases for northern New Zealand, including Auckland.

Dolphins Are Still Accidental Casualties of Tuna Fishing

Dolphins Are Still Accidental Casualties of Tuna Fishing

Dolphin numbers in the Indian Ocean may have dropped by more than 80 percent in recent decades, with an estimated 4 million small cetaceans caught as “by-catch” in commercial tuna-fishing nets since 1950, according to a study.

The Atlantic Ocean's 'Conveyor Belt' Stirs Up a Science Fight

The Atlantic Ocean's 'Conveyor Belt' Stirs Up a Science Fight

For decades, scientists have turned to the Labrador Sea to understand how ocean processes there may be affecting the strength of a massive oceanic conveyor belt known as the Atlantic Meridional Overturning Circulation.

Ocean Cleanup’s New Plastic-Catcher … Kinda Already Exists?

Ocean Cleanup’s New Plastic-Catcher … Kinda Already Exists?

A little over a year ago, a group called The Ocean Cleanup launched an unprecedented campaign to rid the seas of plastic, complete with an unprecedented device: a 600-meter-long, U-shaped tube that was meant to passively gather debris in the Great Pacific Garbage Patch for a ship to come along and scoop up and take back to land.