NASA sees Tropical Cyclone Bruce still wide-eyed
Tropical Cyclone Bruce maintained hurricane-force winds and a visible eye in the Southern Indian Ocean. The storm's convection strengthened around the eyewall, fueled by high clouds and thunderstorms.
Oceans
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NASA sees Tropical Cyclone Bruce develop near Cocos Island
NASA's Aqua satellite captured Tropical Cyclone Bruce's developing eye in a visible image, showing a consolidating low-level circulation center and improved thunderstorm banding. The cyclone strengthened to a tropical storm with maximum sustained winds of 57.5 mph, expected to intensify over the next couple of days.
Ambitious science program will aid fishing industry and monitor effects of climate change on Europe's shellfish
The €3.6 million CACHE programme will study the effects of ocean warming and acidification on shellfish populations, crucial for the European fishing economy and biodiversity. The project will also explore biomimicry and carbon sequestration opportunities.
Underestimated future climate change?
A new study by Thomas Frölicher suggests that the Earth's atmosphere could continue to warm for hundreds of years after a complete stop of CO2 emissions, leading to a 25% increase in global temperature. The ESM2M climate model reveals that regional ocean heat uptake is crucial in understanding the effects of climate change.
Even if emissions stop, carbon dioxide could warm Earth for centuries
A Princeton University-led study found that carbon dioxide in the atmosphere could continue to warm the planet for hundreds of years after a sudden halt in emissions. The researchers simulated an abrupt stop in carbon emissions and found that the planet warmed by 0.37 degrees Celsius over 400 years.
NASA catches Melissa's fickle life as a tropical storm
Tropical Storm Melissa formed on Nov 18 and underwent rapid transformations under NOAA's GOES-East satellite imaging. After becoming post-tropical later today, the National Hurricane Center forecasts gradual weakening over the next two days.
Tropical Cyclone 04B forms in northern Indian Ocean
Tropical Cyclone 04B is a rapidly intensifying storm with moderate rainfall and broken bands of thunderstorms. The cyclone is expected to track slowly westward before making landfall in southern India, where it may bring significant impacts.
NASA sees a re-awakening of ex-Depression 30W in a different ocean
Ex-tropical storm 30W has re-developed into a low-pressure area near Chennai, India, with heavy rainfall and thunderstorms expected to make landfall within the next two days. The system is moving west-southwest at 9 knots per hour, bringing up to 10 inches of rain to northern Tamil Nadu and southern Andhra Pradesh.
NASA sees ex-Tropical Depression 30W trying to re-form in Indian Ocean
Ex-Tropical Depression 30W is attempting to re-form in the Indian Ocean after dissipating over Nov. 8-10. The storm's re-generation is considered medium-probability for the next few days, with slow westward movement predicted.
NASA sees former Tropical Depression 30W entering Indian Ocean
Former Tropical Depression 30W has re-formed in the Andaman Sea, with a medium chance of redevelopment by Nov 9-10, threatening India and surrounding nations.
UH among Texas institutions that will lead Ocean Energy Safety Institute
The University of Houston will be part of a new Ocean Energy Safety Institute that aims to provide reliable knowledge about critical safety issues. The institute will develop programs of research, technical assistance, and education to support ultra-deep exploration and production.
X-rays reveal inner structure of the Earth's ancient magma ocean
Using X-ray analysis, scientists have studied molten basalt at extreme pressure conditions, revealing a stiffer and denser form of the magma. The findings support the concept of two magma oceans in the early Earth's mantle, separated by a crystalline layer.
VC predicts the motion of the ocean
Research led by ANU Vice-Chancellor Professor Ian Young uses satellite data to track wave decay and develop a mathematical formula for predicting swell action. The study provides comprehensive data on the rate of decay, which will increase the accuracy of wave predictions for industries such as shipping and surfing.
NASA catches glimpse of the brief life of Southern Indian Ocean's first tropical cyclone
The first tropical cyclone of the Southern Indian Ocean season formed on October 27 and dissipated by October 28. The storm was characterized by an elongated low-level circulation center battling wind shear.
Cold front coming to swallow remnants of Tropical Storm Lorenzo
NASA's GOES-East satellite image captured the oval-shaped remnants of Tropical Storm Lorenzo east of a frontal system. The remnant low-pressure area is moving northeast at 10 mph and has a 20% chance to redevelop before being consumed by the approaching cold front.
NASA sees Super-typhoon Lekima ready to make the curve
Super-typhoon Lekima is shifting its trajectory from northwesterly to northeasterly due to mid-latitude westerly winds and a trough. The storm is expected to weaken as it becomes extra-tropical, with cooler sea surface temperatures and increasing wind shear.
NASA sees Atlantic depression become Tropical Storm Lorenzo
Tropical Storm Lorenzo formed in the Atlantic Ocean on Oct. 21, strengthening into a tropical storm just six hours later. NASA's Aqua satellite captured images of the depression before it became a storm, while NOAA's GOES satellite showed its progression and expected weakening trend.
Tropical Storm Lekima born in northwestern Pacific Ocean
Tropical Storm Lekima developed and strengthened into a tropical storm in the Northwestern Pacific Ocean. It is forecasted to reach typhoon strength by October 24 and approach Iwo To island on the same day.
NASA sees Typhoon Francisco headed to the other side of Guam
Typhoon Francisco is turning northwest, posing a threat to Guam with sustained tropical storm force winds expected, causing minor damage to poorly constructed homes and isolated power outages. The storm has maximum sustained winds near 85 knots and is located southwest of Guam.
Tropical Storm Priscilla's short life
Tropical Storm Priscilla formed and rapidly weakened over 3 days in the eastern Pacific, skipping the depression phase. Its maximum sustained winds dropped to 35 mph/55 kph within a day of formation, marking one of the shortest-lived tropical storms of the season.
NASA sees tropical depression 22w taking a northern route in northwestern Pacific
Tropical Depression 22W is taking a different route than Tropical Depression 21W and heading northwest towards Koror, Palau. Favorable environmental conditions will allow the depression to strengthen into a typhoon over the next two days.
Infrared NASA image shows strength in Typhoon Pabuk's eastern side
Typhoon Pabuk strengthened as it moved north through the northwestern Pacific Ocean, with NASA's Aqua satellite capturing an infrared image that showed powerful thunderstorms east of its center. The storm was expected to turn northeast and bring rain and gusty winds to eastern Japan.
Long-stressed Europa likely off-kilter at one time
Researchers analyzed Europa's cracks to determine if the moon spun around a tilted axis at some point. The analysis suggests that a small tilt of about one degree occurred in the past, which could explain the orientation of the long cracks. This finding may also affect estimates of Europa's ocean age and heat generation.
NASA sees system 93L become Tropical Storm Ingrid, now soaking eastern Mexico
Tropical Storm Ingrid has formed in the Gulf of Mexico, bringing heavy rainfall and flash flooding to eastern Mexico. The storm is expected to move slowly along the coast, with maximum sustained winds near 45 mph and 10-15 inches of rain forecasted over a large part of eastern Mexico.
NASA's Terra satellite spots Hurricane Humberto's cloud-filled eye
Hurricane Humberto is expected to weaken due to wind shear and cooler waters. NASA's Terra satellite captured a visible image showing the storm's well-organized structure and cloud-filled eye.
Satellite panorama of fizzling Juliette and 2 lows in Eastern Pacific
Tropical Depression Juliette weakened into a post-tropical cyclone, with its remnants producing showers over Baja California. Two low-pressure areas developed in the Eastern Pacific, one with a 20% chance of becoming a tropical depression and another with a 10% chance.
NASA infrared eye sees wind shear affecting Tropical Storm Kong-Rey
Tropical cyclones rely on hundreds of thunderstorms with coldest cloud top temperatures to produce heavy rain. Infrared imagery from NASA's Aqua satellite revealed that wind shear was pushing storm systems away from the center of Tropical Storm Kong-Rey.
NASA sees another new Central Pacific tropical cyclone
A third tropical depression has formed in the Central Pacific Ocean, with Tropical Depression 03C (TD03C) moving west-northwest at 16 mpg/26 kph. The system is expected to cross the International Dateline, falling under the forecast authority of the Joint Typhoon Warning Center.
NASA satellite sees Pewa become a typhoon
Typhoon Pewa strengthened into a powerful storm after passing over NASA's Aqua satellite, revealing a small eye surrounded by strong thunderstorms. The Joint Typhoon Warning Center predicts Pewa will continue to intensify as it moves northwest, passing far to the northeast of Wake Island on Aug. 21 and 22.
NASA catches short-lived northwestern Pacific Ocean Tropical Depression 13W
Tropical Depression 13W formed on Aug 17 and dissipated less than a day later, with NASA capturing its final image via the MODIS instrument aboard Aqua satellite. The storm's weakened state allowed nearby Tropical Storm Trami to take over, leading to the depression's demise.
The 'genetics of sand' may shed new light on evolutionary process over millions of years
A new paper by Dr Thomas Ezard uses the fossils of microscopic aquatic creatures called planktonic foraminifera to study speciation. The research highlights the importance of using fossil and molecular evidence in understanding evolution.
NASA sees some strength in developing Tropical Depression 11W headed for Luzon
Tropical Depression 11W is organizing and strengthening in the western North Pacific Ocean, with NASA's Aqua satellite capturing an infrared image of the system. Cloud top temperatures indicate strong storms, suggesting heavy rainfall rates when the depression strengthens into a tropical storm.
UCSB study finds climate change is causing modifications to marine life behavior
A global meta-analysis reveals that climate change is driving changes in marine species' breeding, feeding, and migration timing, as well as shifting their geographic distribution toward the poles. The study found that warming oceans are causing marine species to move at an average of 72 kilometers per decade.
Decoding material fluxes in the tropical ocean
Researchers at GEOMAR found that about one third of oxygen supply in tropical oxygen minimum zones is provided by vertical turbulent mixing, surprising previous assumptions. High-precision measurements confirmed this finding, using a tracer and profiling current meters.
Satellite sees Flossie fizzle fast
Tropical Depression Flossie's remnants brought strong winds to Hawaii, causing power outages on the islands of Maui and Molokai. The storm's low pressure area was centered near Honolulu, Hawaii, about 140 miles west-northwest.
NASA sees newborn eastern Atlantic tropical depression
Tropical Depression 4 (TD4) formed on July 24 in the Eastern Atlantic Ocean, with maximum sustained winds near 35 mph. The storm is moving west-northwest at 20 mph and has a minimum central pressure of 1008 millibars.
First atlas on oceanic plankton
The global atlas, MAREDAT, provides unprecedented insights into oceanic plankton diversity and biomass across 500,000 locations worldwide. It reveals surprising findings, such as zooplankton having more biomass than phytoplankton in some regions.
NASA satellite sees 2 views of Tropical Storm Soulik over Marianas Islands
Tropical Storm Soulik has become more organized and is expected to intensify rapidly, potentially reaching typhoon strength by July 9. The storm's eastern quadrant covered the Marianas Islands in NASA's Aqua satellite images, showing a brilliant visible image of the storm's center near the northern islands.
Corals cozy up with bacterial buddies
A new study reveals that healthy Red Sea corals harbor bacterial communities deep within their tissues, including the previously unknown species Endozoicomonas. This symbiotic relationship is believed to aid the coral's nutrient recycling, contributing to its overall health and survival.
NASA sees Tropical Storm Chantal develop quickly in Atlantic
Tropical Storm Chantal is expected to bring significant rainfall to the Leeward and Windward islands with isolated totals reaching up to 6 inches. The storm developed from an unseasonally strong easterly wave that moved off the African coast on July 3.
Satellites see ups and downs of 2 tropical Eastern Pacific systems
Two tropical cyclones, Tropical Depression Dalila and Tropical Storm Erick, are affecting the Eastern Pacific Ocean, with Dalila weakening due to dry air and wind shear, while Erick is strengthening and poses a threat to Mexico's southwestern coast. Residents in the warning area can expect heavy rainfall and rough surf.
Second Atlantic season tropical depression forms
A tropical depression formed in the western Caribbean Sea on June 17, with maximum sustained winds near 35 mph. The center of the depression will move inland over southern Belize before potentially emerging into the Bay of Campeche, where it could strengthen into Tropical Storm Barry.
3 billion-year-old microfossils include plankton
Researchers found spindle-shaped microfossils in 3 billion-year-old rocks, indicating the presence of planktonic autotrophs. The findings suggest that oceans had life for an extended period, potentially leading to rapid evolution of diverse life forms.
NASA sees first Eastern Pacific tropical depression to open season
The first tropical depression of the Eastern Pacific hurricane season formed on May 15, according to NASA data. Tropical Depression One-E was detected by the Aqua satellite and showed signs of strong thunderstorms with heavy rainfall potential.
NASA sees a strengthening Tropical Cyclone Mahasen
Tropical Cyclone Mahasen is projected to track north through the Bay of Bengal and make landfall later this week. The storm's maximum sustained winds are expected to increase over the next couple of days, reaching hurricane force by May 15.
NASA sees the remnants of Tropical Cyclone Jamala fading
Tropical Cyclone Jamala's remnants are visible in NASA satellite images. The storm broke apart due to harsh atmospheric conditions, leaving behind a weaker system.
NASA sees 2 tropical cyclones competing in the Indian Ocean
Tropical Cyclone Jamala and newborn Tropical Cyclone 01B are both intensifying in the Indian Ocean, with Jamala forecast to reach hurricane strength and make landfall on May 14 or 15 in northwestern Burma and eastern Bangladesh.
Professor Jack Barth selected as a Fellow of the Oceanography Society
Professor Jack Barth recognized for outstanding contributions to continental shelf oceanography and community service. The Oceanography Society's TOS Fellows program honors individuals who have made significant contributions to the field.
Scientists identify ancient micro-continent under the Indian Ocean
Researchers identified a 1,500km-long fragment of an ancient continent called Mauritia beneath the Indian Ocean. The micro-continent contains rocks dated up to 2 billion years old, challenging the formation timeline of the ocean.
New study shows continued decline in the last remaining stronghold for leatherback sea turtles
Researchers warn of catastrophic loss as nesting sites show 78% decline over 27 years. Conservation efforts face challenges due to feral pig predation and climate change.
Fragments of continents hidden under lava in the Indian Ocean
Researchers found evidence of a previously unknown micro-continent, Mauritia, beneath the Indian Ocean using dating methods and plate tectonics analysis. The discovery suggests that such micro-continents may occur more frequently than previously thought and were carried by lava to their current location.
NASA saw Tropical Storm Haruna come together
Tropical Storm Haruna formed on Feb. 19 after four days of organization, with maximum sustained winds near 35 knots. NASA satellites provided visible and infrared imagery that helped forecasters track the system's development.
The discovery of a new genus of crustacean and 5 new species
Experts from Spain have discovered a new genus of crustacean, Triodonthea, and five new species within the Lauriea genus in the Pacific and Indian Oceans. These species are genetically distinct but morphologically similar, with some being endemic to specific regions.
Genetic study pursues elusive goal: How many humpbacks existed before whaling?
A genetic analysis reveals that North Atlantic humpback whales once existed in numbers of over 100,000 individuals, with an estimated range of 45,000 to 235,000. The study's findings provide a more accurate estimate than previous catch data and have significant implications for determining the recovery threshold of the species.
A war without end -- with Earth's carbon cycle held in the balance
Scientists have discovered a long-running conflict between SAR11 bacteria and viruses that constantly kill them off. The ongoing battle affects the planet's carbon cycle and has significant implications for ocean biology.
NASA sees Tropical Cyclone 15S form in So. Indian Ocean
Tropical Cyclone 15S formed from System 92S on Feb. 9 and intensified into a tropical storm on Feb. 11. The storm strengthened to hurricane force within two days, but is expected to weaken due to wind shear and cooler waters.
Tropical rainfall patterns varied through time
Researchers analyzed lake sediment to reconstruct climate patterns in Nicaragua during the Medieval Climate Anomaly and Little Ice Age. The study found that factors currently producing drier climates resulted in wetter conditions a few hundred years ago.
NASA satellite finds an unusually tall storm-cell in Cyclone Evan
A NASA TRMM satellite found an unusually tall storm-cell in Cyclone Evan's eyewall, extending 17 km above the ocean surface. This rare feature was previously thought to occur only over land, but continuous observations have revealed its existence over the ocean.
Geo-engineering against climate change
A new study calculates the impact of ocean iron fertilization on carbon sequestration, finding that it is unlikely to be an effective method for reducing greenhouse gas levels. The study estimates a net sequestration rate of just 10 tonnes of carbon per square kilometer, making it a costly and inefficient solution.
New system for aircraft forecasts potential storm hazards over oceans
A new system developed by NCAR combines satellite data and computer weather models to predict potentially dangerous atmospheric conditions. The system provides pilots with critical information about storms, turbulence, and lightning, helping to improve flight safety over remote ocean regions.