Articles tagged with Oceans
Ocean cells differentiate environmental contexts, which are then sent to the hippocampus for memory formation. The entorhinal cortex plays a crucial role in context-dependent learning, and understanding Ocean cells' contribution may help diagnose Alzheimer's disease.
Tropical Storm Ida was observed by NASA's Terra satellite as it meandered in the Central Atlantic Ocean due to wind shear. The storm's movement is expected to change after a couple of days, with wind shear decreasing and Ida moving slowly to the north-northwest.
Tropical Storm Krovanh has a 'comma shape' with thunderstorms stretching over the northern Marianas Islands. Maximum sustained winds near 55 knots are expected to reach 115 knots on Sept 18 before turning northeast, becoming extra-tropical.
A study by the University of Queensland found that over half the world's sea turtles have eaten debris, including plastics and other human waste. This poses a significant threat to their survival due to blockages or toxic chemical releases.
NASA's RapidScat instrument captured the strongest sustained winds in Tropical Storm Jimena near 25 meters per second on its northern side. The storm is forecast to weaken and turn west by September 10, affecting the Hawaiian Islands with large swells and surf.
Tropical storm Grace has weakened to a depression in the Eastern Atlantic Ocean after just three days of formation. NASA's GPM satellite found only scattered areas of light rain in the system.
Tropical Storm Etau formed near Iwo To, Japan on September 7 and was approaching Japan by September 8. The storm made landfall near Kyoto, Japan late on September 8/early September 9 and is forecast to dissipate due to land interaction.
Typhoon Kilo's maximum sustained winds reached near 86.3 mph on September 4, 2015, with the storm centered near 23.4 North latitude and 175.7 East longitude. NASA's MODIS instrument aboard Aqua satellite provided a close-up of Typhoon Kilo's eye on September 3, revealing high clouds covering most of it.
NASA's Aqua satellite captured an image of Hurricane Ignacio with a re-developed eye and thick thunderstorms. The storm is moving northwest towards the north on Friday, with maximum sustained winds near 75 mph.
Typhoon Kilo is moving slowly through the Northwestern Pacific Ocean with maximum sustained winds of near 90 knots. The storm is expected to re-strengthen and peak in intensity by September 6.
Typhoon Kilo was classified as a Category 3 storm after crossing the International Date Line. NASA's Aqua satellite captured images of its clear eye surrounded by powerful thunderstorms. The typhoon is currently moving northwest and poses no threat to land areas, but is expected to intensify into a Category 4 storm by September 4.
Research reveals almost 100,000 tiny microbeads can be released with every application of certain facial scrubs, contaminating oceans. The study estimates up to 80 tonnes of unnecessary microplastic waste could enter the sea each year from UK cosmetic use.
A new tropical depression formed in the Central Pacific Ocean on August 20, with NASA's Aqua satellite capturing its infrared image on August 21. The system is moving northwards and is expected to curve northwest by August 22.
A new tropical storm, Kilo, has formed in the Central Pacific Ocean, with NASA's Aqua satellite capturing its development on August 20. The storm is expected to strengthen over the next couple of days, moving west-northwest at 16 mph.
The 2015 Atlantic season's first hurricane, Danny, was detected by NASA as it intensified into a tropical cyclone. The storm is moving west-northwest at 12 mph with sustained winds of near 75 mph.
A new study by Tohoku University researchers found that meteorite impacts can create nucleobases and amino acids, essential components of life. The team's hypervelocity impact experiments revealed the formation of two types of nucleobases and nine proteinogenic amino acids.
The fourth Atlantic Tropical Depression formed on August 18, 2015, with NASA's Terra satellite capturing its visible image. The depression is expected to gradually strengthen over the next 48 hours and become a tropical storm by August 21.
A NASA animation showcases Hurricane Hilda's weakening phase, from a hurricane to a low-pressure area, as it moves towards Hawaii. The storm encountered wind shear, leading to its dissipation.
Tropical Depression 17W was born in the Northwestern Pacific Ocean on August 14, with NASA's Aqua satellite capturing its formation. The depression is currently drifting north at 6 mph and is forecast to intensify into a tropical storm over the next few days.
Tropical Depression 16W was born in the Northwestern Pacific Ocean when NASA's Aqua satellite captured an image on August 14. The depression had maximum sustained winds near 30 knots and was moving west at 5.7 mph, heading towards the Northern Marianas.
A new study provides more accurate estimates of worldwide mercury pollution, revealing Asia produces over double the previous estimated amount. The research uses a top-down approach combining measured air concentrations with a global simulation to calculate mercury emissions, improving estimates and refining pollution-control strategies.
Tropical Depression Felicia made landfall on Socorro Island in the Revillagigedo Islands, southwest of Baja California, Mexico. The storm's maximum sustained winds were near 35 mph, and it is forecast to weaken into a remnant low by Saturday.
Tropical Storm Felicia formed over 400 miles southwest of Baja California's southern tip on July 23, 2015. The storm strengthened into a tropical storm near latitude 19.1 North, longitude 114.9 West, with maximum sustained winds near 40 mph.
A study suggests that massive changes in the oceans' future could lead to a fundamentally different type of production regime. Rising CO2 emissions could result in a shift from phytoplankton-driven primary production to heterotrophy, leading to changes in nutrient cycling and carbon sequestration.
Post-Tropical Storm Claudette's winds weaken significantly due to cold sea surface temperatures, according to NASA's RapidScat measurements. The storm's intensity is predicted to drop rapidly as it moves northward over the Northern Atlantic Ocean.
Tropical Storm Enrique was located near latitude 17.3 North, longitude 129.0 West on July 14, with maximum sustained winds of 40 mph and a central pressure of 1003 mb.
Tropical Storm Halola has tracked west-northwestward at 11 knots (12.6 mph/20.3 kph) and is forecast to intensify as a typhoon on July 15.
Typhoon Nangka is generating very rough seas with wave heights to 45 feet, moving in a north-northwesterly direction. NASA monitored the typhoon's movement on July 13, capturing visible images of strong thunderstorms and a visible eye.
Tropical Storm Ela formed in Eastern Pacific and became Central Pacific's first named storm, battling wind shear to survive. The storm has maximum sustained winds near 40 mph with higher gusts, and is forecast to weaken due to persistent wind shear.
A new tropical depression has formed in the Eastern Pacific, crossed into the Central Pacific Ocean, and is expected to strengthen over the next 48 hours. The system's movement will be influenced by trade winds, potentially leading to weakening and a westward shift.
A new study warns that global warming could force fish to migrate 65% faster, impacting biodiversity and ecosystem functions. The research highlights the need for reducing emissions to mitigate these effects and protect marine ecosystems.
NASA-NOAA's Suomi NPP Satellite captured a visible image of Tropical Depression Chan-Hom on June 30, revealing thunderstorms wrapping into the low-level center from the north and west. The depression is expected to strengthen to tropical storm status and move northwest, passing north of Fananu.
A new tropical depression has formed near the Solomon Islands in the South Pacific Ocean, affecting some islands and extending the Southern Pacific cyclone season. The depression is expected to strengthen into a tropical storm before moving south over Guadalcanal.
Scientists discover that mass extinction event triggered by asteroid strike led to the rise of ray-finned fishes as the ocean's most diverse and dominant vertebrates. The abundance of ray-finned fish teeth began to explode after the extinction event, becoming eight times more abundant in 24 million years.
The remnants of Tropical Depression Bill brought heavy rainfall to a large part of the US, from Texas to Washington D.C. before moving into the Atlantic Ocean. Rainfall totals varied by city, with some areas receiving over 4 inches of rain.
Former hurricane Carlos has dissipated, bringing an end to its eastern Pacific journey. The National Hurricane Center reported no areas of suspect development for the next couple of days.
Tropical Storm Carlos is closely monitored by NASA and the National Hurricane Center (NHC) due to its proximity to Mexico's west coast. The storm has sustained winds of up to 35 mph, with tropical-storm-force winds affecting the coastline.
A new study reveals how a common species of diatom adjusts to sudden and long-term increases in carbon dioxide. The research found that diatoms decrease photosynthesis and respiration to balance the cell's energy budget when CO2 levels remain high for a long time.
Tropical Storm Carlos is slowly developing in the Eastern Pacific Ocean, lingering off Mexico's southwestern coast. The storm is expected to move northwest over the next couple of days, bringing heavy rains and potentially life-threatening surf conditions to southern Mexico.
Researchers at UNC-Chapel Hill identified proteorhodopsin, a protein allowing certain phytoplankton to survive in iron-limited ocean regions. This discovery resets ideas on how to measure and understand carbon cycling, potentially altering climate change predictions.
Tropical Storm Andres has weakened significantly, transitioning from a hurricane to a tropical storm as it moves over cooler waters. Swells generated by the storm are affecting western coast of Mexico, causing life-threatening surf and rip current conditions.
The Tara Oceans expedition has produced a comprehensive catalogue of over 40 million genes from 35,000 unknown species, showcasing the vast diversity of planktonic organisms. Climate change impacts on ocean ecosystems are being studied using this global dataset.
Typhoon Dolphin is moving north-northeast towards Iwo To island in the Northwestern Pacific Ocean. The storm's maximum sustained winds are near 90 knots (103.6 mph), with strongest winds and heaviest rainfall expected on the northeastern side.
A new paper published in Biogeosciences confirms that the Earth's capacity to absorb carbon dioxide from the atmosphere has increased with rising carbon emissions. This is a positive development, as it suggests that without this increased absorption, CO2 levels would be twice what they are today.
Researchers found two specific ocean hot spots responsible for the record-breaking heat of 1934/36, a decade marked by devastating dust storms. This study may help predict extreme summers over the central US with months-long forecasts.
A University of Utah anthropologist analyzed statistics to determine how Pacific islands were settled between 3,500 and 900 years ago. The study found that seafarers traveled mostly against prevailing winds and sought easily visible islands, rather than relying on distance or resource availability.
Researchers have made breakthroughs in predicting tropical Pacific climate variations, extending the lead time from three seasons to up to three years. The new findings reveal a more complex relationship between the Atlantic and Indian Oceans, providing insights into long-term climate variability and its impact on global weather patterns.
Tropical Cyclone Solo weakened under strong vertical wind shear, passing by New Caledonia on April 11 before being downgraded to a remnant low-pressure area. NASA's Aqua satellite captured an image of the remnants on April 13, revealing an elongated system with dissipated clouds.
Tropical Cyclone Joalane is a tightly wound tropical cyclone with hurricane-strength winds, generating rough seas and heavy rainfall. NASA's satellite image captures the storm's eye and surrounding thunderstorms, revealing high cloud top temperatures that indicate heavy rainfall potential.
A new study has discovered that mighty mosasaurs, which could grow up to 50 feet long, likely gave birth to their young in the open ocean, not on or near shore. This groundbreaking finding answers a long-held question about the initial environment of this iconic predator.
NASA's Aqua satellite captured a visible image of Tropical Storm Haishen over the Fananu and Federated States of Micronesia. The storm weakened to a tropical depression with maximum sustained winds near 25 knots, moving northwest at 7 knots.
Tropical Cyclone 22S, a tropical storm developing in the Southern Indian Ocean, showed organized clouds and a band of thunderstorms on April 6, 2015. The storm was centered near 14.9 south latitude and 61.4 east longitude, with maximum sustained winds of 45 knots (51.7 mph/83.3 kph) at that time.
Cyclone Ikola formed quickly and strengthened to hurricane-force in the Southern Indian Ocean. NASA's MODIS instrument captured an image showing an eye with thunderstorms wrapping into the center, indicating high, strong storms with potential for heavy rainfall.
A Florida Tech study has identified 12 climate refuges worldwide where corals are likely to survive at least until 2100 due to minimal temperature change. These areas, including the Indian and Pacific Oceans, could be essential for coral conservation and should receive protection.
Tropical Cyclone Reuben formed on March 21 and was at its peak when NASA's Aqua satellite captured its image on March 22. The storm quickly weakened due to vertical wind shear before dissipating by March 23.
NASA's Aqua satellite captures image of Tropical Storm Bavi showing strong thunderstorms and a thick band of storms north of the center. The Joint Typhoon Warning Center forecasts strengthening to hurricane-force on March 16 after passing over Guam.
Cyclone Pam is strengthening as it moves through the Solomon Islands, triggering warnings for Temotu, Malaita, and Makira provinces. The storm's maximum sustained winds are estimated at 80 knots (92 mph), with heavy rainfall rates of over 158 mm/hour reported near the Santa Cruz Islands.
Tropical Cyclone Pam strengthened to hurricane-force near Vanuatu, with sustained winds reaching up to 56 mph and heavy rainfall expected. NASA's satellite data showed the storm's powerful thunderstorms, which are driving its circulation and intensification.
Tropical Cyclone Pam formed over the Solomon Islands, with GPM satellite detecting heavy rainfall exceeding 1.4 inches per hour. The storm is forecast to intensify and move southeast towards Fiji and New Caledonia.
Tropical Cyclone Haliba forms in Madagascar's Southern Indian Ocean, affecting La Reunion and Mauritius islands with heavy rain and gusty winds. The storm is expected to move southeast over the next several days, intensifying before dissipating due to adverse environmental conditions.