Articles tagged with Oceans
A recent study led by Princeton University researchers found that the world's oceans have absorbed 13 zettajoules of heat energy per year between 1991 and 2016, exceeding previous estimates by 60%. This increase in ocean warming suggests that Earth is more sensitive to fossil-fuel emissions than previously thought.
The US Navy's Task Force Ocean aims to advance its tactical advantage through better understanding of the ocean environment. The initiative will increase research funding and sponsor graduate students and post-doctorates in physical oceanography and acoustics.
Typhoon Yutu is intensifying east of Guam, with maximum sustained winds reaching 90 mph. The storm is expected to maintain its general course and speed over the next 24 hours, bringing typhoon-force winds up to 60 miles from the center.
A special journal issue explores the relationship between rising oxygen levels and the emergence of complex life, suggesting that increased oxygen may have driven innovation in animal body plans. However, debate remains among scientists regarding the cause-and-effect relationship between oxygenation and the evolution of complex life.
Tropical Storm Yutu rapidly intensified from a tropical depression, becoming a storm with strong thunderstorms and winds of up to 50 mph. The storm is expected to pass just north of Saipan late Wednesday night or Thursday morning, posing a threat to Guam.
NASA's Aqua satellite captured infrared data on the remnants of Tropical Storm Tara, which had weakened to maximum sustained winds near 35 mph. The storm produced scattered thunderstorms with cloud top temperatures as cold as -63 degrees Fahrenheit, posing a threat of life-threatening flash floods and mudslides in Mexico.
NASA satellite imagery revealed heavy rainfall affecting eastern Pennsylvania, New Jersey, and the northeastern US, with cloud top temperatures as cold as minus 63 degrees Fahrenheit. The Global Precipitation Measurement mission found the heaviest rainfall falling at a rate of over 1.6 inches per hour south of Long Island, New York.
Tropical Cyclone Luban is a symmetrical storm with a cloud-filled eye and powerful thunderstorms. It is forecast to make landfall in Oman between Lukalla and Salalah on Oct. 14.
Hurricane Leslie is forecasted to impact southern Spain and Portugal with heavy rain and strong winds. The storm will pass north of Madeira Island on Saturday and move inland over the Iberian Peninsula by Sunday.
NASA's Suomi NPP satellite tracked Tropical Cyclone Titli as it intensified over the Northern Indian Ocean, forming a ragged eye surrounded by powerful storms. The storm is expected to make landfall over northeastern India, prompting JTWC forecasters to predict a recurve northeastward over land.
The GPM core satellite measured rainfall rates within Typhoon Kong-Rey, revealing powerful storms in the northeastern eyewall producing over 1.4 inches of rain per hour. The Joint Typhoon Warning Center reports the storm is moving north-northwest towards Okinawa and Japan.
Hurricane Walaka is intensifying as a category 4 storm, with cloud top temperatures indicating strong thunderstorms capable of heavy rain. The hurricane is expected to turn toward the north-northeast with a faster forward motion, bringing powerful winds and potential weakening.
NASA's Aqua satellite detected Tropical Storm Liua in the southern Pacific Ocean with two strongest storm areas west and northeast of its center. The storms had cloud top temperatures as cold as minus 80 degrees Fahrenheit, capable of generating heavy rainfall.
Typhoon Trami showed a wide and ragged eye with deep convection and developing thunderstorms in NASA-NOAA's Suomi NPP satellite image on Sept. 27, 2018. The storm was located near latitude 22.2 degrees north and longitude 128.6 degrees east, with maximum sustained winds of 90 knots.
NASA-NOAA's Suomi NPP satellite observed Tropical Storm Rosa strengthening into the Eastern Pacific's tenth hurricane. The storm is expected to become a major hurricane on Thursday, Sept. 27, with maximum sustained winds near 75 mph and rapid intensification forecast.
The Suomi NPP satellite observed Tropical Storm Kirk's regeneration east of the Caribbean Sea, prompting warnings and watches for the region. The storm strengthened to near 50 mph with higher gusts before expected weakening over the eastern Caribbean Sea.
Super Typhoon Trami has a symmetric eyewall surrounding a 37 nautical-mile round eye, according to NASA's Terra satellite image. The storm is moving toward the wet-northwest with maximum sustained winds near 149.6 mph.
Tropical Storm Kirk formed on Sept. 22 but dissipated by Monday due to lack of closed circulation. The NOAA-20 satellite captured its peak visible image on the same day, revealing winds near 40 mph.
NASA's Aqua satellite captured a visible image of Tropical Depression 01S on September 17, revealing the storm's weakening state. The cyclone had maximum sustained winds of 30 knots and was forecast to dissipate soon, moving west towards Mauritius.
The Woods Hole Center for Oceans and Human Health will continue to advance research on the links between oceanic processes and human health, with a focus on harmful algal blooms. The five-year funding aims to better understand public health risks associated with environmental exposures in marine coastal regions and the Great Lakes Basin.
Wind shear is tearing Tropical Storm Joyce apart, with coldest cloud top temperatures reaching minus 50 degrees Fahrenheit. The storm's rotation is being skewed by winds at different levels of the atmosphere, pushing against its cylindrical circulation center.
NASA's Suomi NPP satellite captures a visible image of Mangkhut, showing a symmetrical storm with a clear eye surrounded by powerful thunderstorms. The Joint Typhoon Warning Center reports maximum sustained winds near 167 mph, forecast to pass over Luzon as a category 5 equivalent typhoon.
NASA-NOAA's Suomi NPP satellite detected tropical depression Olivia being affected by westerly wind shear, which was preventing thunderstorm development and causing weakening. The post-tropical cyclone is expected to dissipate over the weekend of Sept. 15 with maximum sustained winds near 35 mph.
Subtropical Storm Joyce is disorganized and wandering in the north central Atlantic Ocean, according to NASA satellite imagery. The system's patchy development of thunderstorms indicates a lack of organization, which may lead to heavy rain generation.
Super Typhoon Mangkhut strengthened into a Category 4 storm with sustained winds of 155mph. The National Weather Service predicts further intensification to Category 5 by Wednesday and Thursday.
Tropical Storm 27W is forecast to intensify over the next three days before making landfall on Sept. 13 over China's Luichow Peninsula. The storm will then emerge into the Gulf of Tonkin, making a final landfall north of Hanoi, Vietnam.
Typhoon Mangkhut brought damaging winds to Guam and the Northern Marianas Islands, with sustained winds reaching up to 115mph. The storm is expected to intensify through Wednesday, September 12, before moving away from the region.
A team of researchers discovered a new major source of formic acid over the Pacific and Indian oceans by exploiting non-equilibrium conditions. This breakthrough sheds light on current scientific understanding of hydrocarbon degradation in the atmosphere.
Hurricane Norman rapidly intensified from 85 to 115 mph with Norman now a category 3 hurricane on the Saffir-Simpson scale. The center of the storm is located near latitude 19.5 degrees north and longitude 147.7 degrees west, moving towards the west-northwest.
Heavy rainfall was observed in a band of thunderstorms wrapping into the low-level center of Tropical Storm Miriam, with rain rates reaching over 10 inches per hour. The storm is currently located about 1,165 miles east-southeast of Hilo, Hawaii, and is expected to begin weakening by Friday.
Post-Tropical Cyclone Lane has ceased to be a tropical cyclone and will dissipate soon after hitting record-setting rainfall on the Hawaiian Islands. The NASA-NOAA Suomi NPP satellite captured a visible image of its final hours, showing wind shear taking its toll on the storm.
A new paper warns of the shortcomings of Individual Transferable Quota (ITQ) systems for fisheries, which can discourage development of equitable alternatives. ITQs regulate fisheries access by dividing up total catch limits among individual quota owners, leading to negative consequences for small-scale fisheries and marginalized groups.
NASA's Suomi NPP satellite captured an elongated Tropical Depression Hector in the Northwestern Pacific Ocean on August 15. The storm is expected to continue decaying due to high vertical wind shear and forward motion.
NASA-NOAA's Suomi NPP satellite detected Tropical Depression 14E in the Eastern Pacific Ocean on August 14. The depression is moving west at 14 mph and is expected to become a tropical storm over the next few days, with gradual strengthening forecast.
A fifth tropical cyclone has formed in the North Atlantic Ocean, with Subtropical Depression Five located near latitude degrees 37.6 north and longitude 45.6 west. The storm is moving toward the north at a speed of 5 mph, with forecasted strengthening expected during the next day or so.
NASA-NOAA's Suomi NPP satellite captured a visible image of Tropical Storm Leepi, showing a small tropical cyclone with powerful thunderstorms. The storm is moving towards southern Japan and is expected to weaken over Korea by August 16.
Tropical Storm Hector has weakened and moved into the Northwestern Pacific Ocean, with fragmented thunderstorms detected. The storm is currently moving west-northwest near 17 mph, with maximum sustained winds of 50 mph.
Hurricane Hector was observed in detail by NASA-NOAA's Suomi NPP satellite, providing forecasters with valuable information on its clouds and structure. The storm maintained its strength with sustained winds of 120 mph and an estimated central pressure of 962 millibars.
Tropical Storm Shanshan has triggered warnings in the Marianas Islands due to powerful storms detected by NASA's Terra satellite. The storm is forecast to intensify and move towards Japan, with maximum sustained winds at 50 mph.
NASA-NOAA's Suomi NPP satellite detected Tropical Depression Jongdari near Japan, with diminishing convection over the low-level center. The storm is expected to maintain depression status as it moves towards China, with a potential landfall south of Shanghai on August 3.
Tropical Depression 16W is experiencing wind shear, with strongest storms located north of the center. The system is moving northwards and is expected to strengthen slightly but maintain tropical depression status.
The largest king penguin colony on Île aux Cochons has plummeted in size by nearly 90%, with researchers attributing the decline to climate change and vegetation encroachment. Satellite images reveal that the colony's population began declining in the late 1990s, coinciding with a major climatic event related to El Niño.
Typhoon Wukong developed a clearly visible eye in a NASA Terra satellite image on July 25, 2018. The storm's maximum sustained winds were near 65 knots (75 mph) at the time of observation, and forecasters predict it will quickly weaken as it tracks over cooler waters.
Tropical Storm Jongdari strengthened into a tropical storm on July 24 with more organized bands of thunderstorms and deep convective banding. The storm is forecast to make landfall just south of Tokyo on July 28, moving in a northerly direction.
Tropical Depression Ampil was located near 37.1 degrees north latitude and 118.2 degrees east longitude on July 2. The storm moved to the north at 17 mph and was forecasted to track back over land in eastern China.
Scientists have found that dramatic clearing events in the southeast Atlantic Ocean are triggered by atmospheric waves, disrupting low-lying clouds off the coast of subtropical Africa. This discovery could improve climate models' representation of marine low clouds and their response to a warming climate.
A new device inspired by origami design safely traps soft-bodied sea creatures and releases them unharmed. The Rotary Actuated Dodecahedron (RAD) sampler has been successfully tested in the ocean at depths of 1,600-2,300 feet, capturing squid and jellyfish without causing harm.
Tropical Storm Ampil appeared more organized than expected with powerful thunderstorms surrounding the center of circulation. The storm is forecast to intensify and pass near Kadena Air Base, Okinawa Island, Japan on July 20.
Tropical Cyclone 11W formed on July 15 and maintained strength as it moved west, approaching the Philippines. The storm's center was located between Luzon, Philippines, with powerful thunderstorms wrapping into the low-level center.
De Gruyter integrates Code Ocean's computational reproducibility platform across its journals, enabling authors to share working code and readers to reproduce results. This partnership advances transparency and decision-making in academia and industries.
The Global Precipitation Measurement mission observed two areas of heavy rainfall in the Bahamas from Beryl's remnants on July 11. Heavy rainfall was also detected over the Atlantic Ocean northeast of Crooked Island.
Prapiroon's remnants bring heavy rain, dense fog, and flooding to northern Japan. The Japan Meteorological Agency continues to issue advisories and warnings for the affected areas.
Tropical Depression Two formed in the Central Atlantic Ocean on July 5, 2018, with maximum sustained winds of near 35 mph. The system is forecast to potentially strengthen into a tropical storm and then degenerate into an open trough east of the Lesser Antilles over the weekend.
NASA's Aqua satellite detects Tropical Depression 10W, forecast to intensify into a typhoon. The system is expected to pass over the Marianas late Wednesday night or early Thursday, bringing tropical storm conditions and damaging winds to Guam.
Tropical Cyclone Prapiroon strengthened into a Typhoon after being tracked by NASA-NOAA's Suomi NPP satellite. The storm is currently located near Japan, moving north-northeast at 10.3 mph with maximum sustained winds of 86.3 mph.
Tropical Depression Six-E strengthened into Tropical Storm Emilia after being tracked by NASA's GPM satellite, producing heavy rainfall and powerful storms. The storm is moving west-northwest at 14 mph with maximum sustained winds near 40 mph.
Researchers discovered that biological soil crusts, composed of microorganisms thriving in extreme conditions, may have contributed significantly to establishing the nitrogen cycle essential for life. This new understanding shifts the focus from oceanic microbes and provides a fresh perspective on the early Earth's history.
NASA's Aqua satellite captured an image of newly formed Tropical Depression 09W in the Northwestern Pacific on June 28. The storm has tracked westward at 8mph and is expected to become a tropical storm on June 29.
NASA's Aqua satellite captured a visible image of Tropical Depression Gaemi as it moved through Taiwan and into the Northwestern Pacific Ocean on June 15. The storm appeared elongated after passing over Taiwan, with strongest thunderstorms northeast of its center.
Tropical Storm 07W formed near Kadena Air Base on Okinawa, Japan. It is moving northeast at 23mph with maximum sustained winds of 40mph.