Articles tagged with Oceans
Hurricane Dora formed on June 25 as a tropical storm and strengthened into the first hurricane of the season by June 26. The storm is currently located near latitude 16.7 degrees North and longitude 105.3 degrees West, moving towards the west-northwest at 13 mph.
Scientists have long known algae are crucial to human life and ecology, but a new review reveals they hold secrets to biofuels, therapeutic compounds, and climate change resilience. Advances in molecular techniques are unlocking major genetic processes shaping algal evolution.
Santoro's projects aim to engage the public with marine microbes through interactive content and activities. The Deep Sea Memory Project will explore the connection between microbes and ocean memory, potentially revealing insights into climate change and environmental records.
A new paper aims to establish a global standard for social responsibility in the seafood sector by focusing on human rights violations and improving food and livelihood security. The initiative calls for governments, businesses, and nonprofits to work together to address these social challenges.
A study by the University of British Columbia found that only 16% of global fisheries subsidies went to small-scale fishing, despite employing over 22 million people and supporting food security. Large-scale fisheries receive 60% of subsidies promoting overfishing due to fuel-efficient technology and port development subsidies.
Tropical Depression Two-E forms near southwestern Mexico, with maximum sustained winds of 30mph and higher gusts. The depression is expected to strengthen during the next 48 hours and become a tropical storm on June 1.
A new study reveals that a specific type of deep-sea bacteria, SAR202, plays a crucial role in breaking down 'recalcitrant' forms of dissolved organic matter (DOM) in the ocean. This process helps to sequester massive amounts of carbon, which can persist for thousands of years.
Researchers discover that cultured picocyanobacteria, such as Synechococcus and Prochlorococcus, release fluorescent components that closely match the typical signals found in oceanic environments. This finding sheds light on the origin of colored dissolved organic matter in the deep ocean.
Scientists have identified the source of unexpected flashes of light reflecting off Earth's surface captured by NASA's EPIC camera. High-altitude ice crystals are the cause of these glints, which were previously thought to be limited to water on land or oceans.
The first tropical storm in the Eastern Pacific Ocean has formed, marking an unusual start to hurricane season. Located west of Costa Rica, Tropical Storm Adrian is moving northwest and strengthening due to warm waters.
Tropical Cyclone Ella affects American Samoa, prompting a high surf advisory due to large south swells and rip currents. The storm is expected to continue impacting the U.S. territory until May 12.
Tropical Cyclone Ella forms in the Southern Pacific Ocean near Fiji, with NASA's Suomi NPP satellite capturing its early stages. The system is expected to weaken due to high vertical wind shear as it approaches landfall in three days.
Scientists have found that Boreal Shield lakes in Canada share key properties with Archean oceans, allowing for new insights into early life forms and potential solutions to greenhouse gas emissions and harmful algal blooms. Researchers can use these lakes as living laboratories to study ancient microbial communities.
NASA's Suomi NPP satellite observed the remnants of Tropical Cyclone 02W dissipating southeast of Taiwan due to strong vertical wind shear. The system was torn apart as it moved north-northeast through the Luzon Strait, resulting in its demise.
Tropical Cyclone Maarutha formed quickly and strengthened into a tropical storm in the Northern Indian Ocean. The storm made landfall in Burma (Myanmar) on April 16, dropping high rainfall totals in south central Myanmar. Remnants of the cyclone were dissipating over land by April 17.
Tropical Cyclone Cook formed in the Southern Pacific Ocean and made landfall on April 10 near central New Caledonia. The storm's center was surrounded by powerful thunderstorms with a cloud-filled eye, and its winds were measured at 70 knots (80.5 mph) on April 11.
Researchers have developed a process to reuse certain plastics, transforming them into a valuable diesel fuel. The technology uses a metallocene catalyst and can produce up to 10,000 pounds of fuel per day, making it a cost-effective solution for addressing plastic pollution in oceans and on land.
New research reveals Prochlorococcus' metabolism has evolved to trigger complex marine ecosystems and global changes. The study finds a cooperative system between Prochlorococcus and SAR11, with mutual recycling of waste products.
A low-pressure system is consolidating and strengthening in the Coral Sea, South Pacific Ocean, with sustained winds near its center. The Australian Bureau of Meteorology expects conditions to favor intensification as it approaches the north Queensland coast.
New research shows fish can evolve to avoid fishing nets by staying within protected areas, increasing population size. Marine reserves effective in preventing extinction and protecting biodiversity for some species.
Researchers discovered how plankton cope with turbulent layers in the ocean. Plankton cells change their shape from asymmetric to egg-shaped structures, allowing them to swim downwards and avoid damage. This adaptation provides an evolutionary advantage for the population, as only half of the cells are affected by turbulence.
Tropical Storm Enawo formed in the Southern Indian Ocean, northeast of Madagascar. The NASA-NOAA Suomi NPP satellite captured an image of the storm, showing a concentration of thunderstorms around its center. Enawo is forecast to track along Madagascar's east coast and strengthen into a hurricane in 3-4 days.
Tropical Cyclone 08P formed on Feb 22, strengthening to a tropical storm with winds near 40mph. The cyclone is moving southeast at 38mph, fueled by wind shear despite forming under adverse conditions.
Lubchenco suggests aligning short- and long-term economic incentives to achieve a diverse mix of benefits for the marine and maritime sectors. She notes that highlighting the potential of blue growth, transforming social norms in industry, and taking a cross-sector approach are key steps towards achieving sustainable blue growth.
Tropical Cyclone Dineo formed on February 13 in the Southern Indian Ocean, as captured by NASA's Aqua satellite. The storm is expected to strengthen and make landfall along Mozambique's east coast on February 16.
Tropical Cyclone Carlos appears more organized, with defined center of circulation, after wind shear relaxation. The storm is expected to strengthen due to warm sea surface temperatures and peak at 70 knots before weakening.
Tropical Storm Yvette was battered by vertical wind shear, with the majority of clouds and thunderstorms being pushed north and west of its center. The storm made landfall on Christmas Day south of Broome, Western Australia.
Tropical Storm Nock-ten, also known as Nina, is intensifying before making landfall in the Philippines. NASA's Suomi NPP satellite captured strong thunderstorms and heavy rainfall predictions.
Tropical Storm Nock-ten strengthened from a tropical depression, with maximum sustained winds near 52 mph. The storm is forecast to intensify into a typhoon by Dec 24 and track through the Philippines on Dec 25-26.
Research highlights the role of oceans in climate variability and how year-to-year weather variations are impacted by anthropogenic factors. The study suggests that reduced predictability will hinder seasonal weather forecasts, affecting agriculture and energy sectors.
Tropical Cyclone Vardah showed strongest storms expanding west of its center, influenced by moderate vertical wind shear. The storm is expected to intensify and make landfall as a tropical storm south of Visakhapatnam, India, by December 12.
Tropical Cyclone 05B has formed over the Anadaman and Nicobar Islands, with maximum sustained winds near 40 mph. The storm is expected to move northwest toward India, making landfall by Dec. 12 south of Visakhapatnam.
Researchers have quantified how phosphate fertiliser is released from dust depending on atmospheric acid levels, allowing models to predict its impact on marine ecosystems. The study found that increased plant growth can inadvertently reduce greenhouse gases while increasing fish populations.
Coastal Indigenous communities consume an average of 74 kilograms of seafood per capita, compared to the global average of 19 kilograms. The study emphasizes the importance of considering food sovereignty and cultural identity in fisheries policy and Indigenous human rights.
Tropical Cyclone Nada is being significantly impacted by wind shear, causing clouds to be pushed west of the center. As a result, the Joint Typhoon Warning Center predicts that Nada will not intensify before making landfall in southern India on December 1.
Tropical Storm Otto is strengthening into a hurricane as it approaches Central America, with maximum sustained winds reaching 75 mph. The storm's center will move onshore within the hurricane warning area on Thursday and reach the Pacific coast of southern Nicaragua or northern Costa Rica early Friday.
A new study by the University of Delaware and colleagues reveals that oceans play a crucial role in absorbing excess heat from the atmosphere, redistributing it within the Earth system. This redistribution explains the observed decrease in global mean surface temperature, considered a key indicator of climate change.
A new study challenges the understanding of subtropical rainfall decline in response to increased greenhouse gases. Researchers found that land will warm faster than oceans, leading to less severe impacts on people living in these regions.
Hurricane Seymour is experiencing a fast weakening trend in the Eastern Pacific, with maximum sustained winds dropping to 125 mph and then further decreasing to near 90 mph. The storm's asymmetry indicates it's losing its rotational strength.
Tropical Cyclone Kyant's maximum sustained winds reached 45 knots near its center, with a track taking it just north of Chennai, India. The cyclone is expected to weaken and dissipate by October 29 due to adverse conditions.
Hurricane Seymour rapidly intensified into a Category 3 hurricane, with maximum sustained winds near 115 mph and higher gusts. The storm's small eye is located approximately 565 miles south-southwest of Baja California, Mexico.
Tropical Depression 20 intensified into Hurricane Seymour in the Eastern Pacific Ocean. The storm's organization increased with symmetrical cloud patterns and deep convection near the center.
The discovery of Qilinyu, a fossilized placoderm with a three-part complex jaw, confirms the evolution of this trait within the placoderm system. The findings suggest that the emergence of jaws in vertebrates marked a significant turning point in early vertebrate evolution.
Typhoon Haima, a Category 4 hurricane, is forecast to affect the northern Philippines as it strengthens. The storm is expected to make landfall in mainland China after passing over northern Luzon.
Tropical Depression 24W has formed in the northwestern Pacific Ocean with maximum sustained winds near 30 knots. The storm is forecasted to strengthen into a typhoon and make landfall in Luzon, northern Philippines by October 15.
Typhoon Songda, a compact storm with 20 nautical mile wide cloud-filled eye, continues to move northeast over the open ocean. The storm's maximum sustained winds were near 100 knots (115.1 mph/185.2 kph) on October 11, with hurricane-force winds extending up to 30 miles from the center.
Hurricane Nicole strengthened to a hurricane on Oct. 6, joining forces with Hurricane Matthew in the Atlantic Ocean. The storm set an Atlantic Ocean record for winds exceeding 105 mph, marking the latest occurrence of two storms simultaneously reaching such speeds.
Tropical Storm Nicole is significantly smaller than powerful Hurricane Matthew, which is moving through the Bahamas. The storm's cloud pattern has changed little since its formation, and it holds steady just below hurricane strength as it crawls toward Bermuda.
Tropical Storm Nicole in the western Atlantic Ocean is resisting erosion from wind shear, a phenomenon that can disrupt tropical cyclones. Despite being battered by strong winds, Nicole has maintained its strength and is expected to remain in strong wind shear conditions for several days.
Researchers have cataloged 15,222 genetically distinct viruses and grouped them into 867 clusters, revealing their role in nature. The study could lead to ways to fine-tune viruses to sink carbon into the deep ocean, a potential strategy for managing climate change.
A researcher from Aalto University has created a controlled rogue wave in realistic oceanic conditions, shedding light on the phenomenon of extreme ocean waves. This breakthrough enables the design of safer ships and offshore rigs by simulating realistic rogue waves in laboratory environments.
The ocean sunfish's unusually fast growth rate and large size may be attributed to altered genes that control growth hormone signalling. The fish's skeleton is largely made of cartilage, a trait that could provide insights into its development.
Hurricane Gaston is maintaining its eye despite a degraded satellite appearance, according to NASA. The storm is expected to weaken further as it approaches the Azores Islands, with maximum sustained winds decreasing to near 85 mph.
Hurricane Lester has moved into the Central Pacific Ocean, prompting new hurricane watches for Hawaii. The storm is expected to bring powerful thunderstorms and heavy rains to the islands on Saturday.
NASA satellites captured images of Hurricane Lester as it weakened to a Category 3 hurricane on August 30. The storm showed signs of weakening due to decreased deep convection within its central dense overcast. Forecasters predict continued westward movement before the storm turns northwest.
Tropical Storm Madeline in the Central Pacific Ocean has strengthened into a hurricane, according to NASA-NOAA's Suomi NPP satellite imagery. The storm is showing signs of organization, with a well-formed eyewall and little vertical wind shear deformation.
Hurricane Gaston is a Category 3 hurricane with maximum sustained winds near 115 mph, located about 575 miles east of Bermuda. The storm is expected to move over decreasing sea surface temperatures and into increasing vertical wind shear, causing a gradual weakening.
Hurricane Lester is the fourth major hurricane of the 2016 eastern North Pacific hurricane season. It has strengthened into a Category 3 hurricane with maximum sustained winds near 115 mph and is expected to move westward for the next couple of days.
NASA's Aqua satellite analyzed Tropical Depression 13E with its Atmospheric Infrared Sounder instrument, indicating strengthening thunderstorms and cold cloud tops. The depression is expected to continue strengthening over the next couple of days, potentially becoming a hurricane.
Tropical Storm Gaston intensified in the Atlantic Ocean with rainfall rates reaching up to 141 mm per hour. The GPM satellite provided detailed measurements of precipitation, cloud heights, and storm tops.