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Deciphering the intensity of past ocean currents

Ocean currents determine the structure of the deep-sea ocean floor and the transport of sediments, organic carbon, nutrients and pollutants. In flume-tank experiments, researchers from MARUM—Center for Marine Environmental Sciences at the Universit.....»»

Category: topSource:  physorgOct 6th, 2023

Ocean salinity affects Earth"s climate—how about on exoplanets?

There's a link between Earth's ocean salinity and its climate. Salinity can have a dramatic effect on the climate of any Earth-like planet orbiting a sun-like star. But what about exoplanets around M-dwarfs?.....»»

Category: topSource:  marketingvoxRelated NewsAug 19th, 2024

A new plan seeks to protect California"s coast against a rising ocean: It doesn"t require sea walls

Recent raging winter storms have caved in streets, wrecked piers, collapsed homes and apartment buildings, and submerged property up and down California's coastline......»»

Category: topSource:  informationweekRelated NewsAug 19th, 2024

Cape Cod scientists delay controversial climate change project after feds raise concern

Cape Cod scientists are delaying a geoengineering project that looks to dump more than 60,000 gallons of sodium hydroxide into the ocean and has caught federal concerns around potential impacts on the ecosystem......»»

Category: topSource:  pcmagRelated NewsAug 19th, 2024

Hurricane Ernesto downgraded to tropical storm as it exits Bermuda

Hurricane Ernesto was downgraded to a tropical storm Saturday after it lashed Bermuda with heavy rains and strong winds, leaving much of the British Atlantic Ocean territory without power before continuing on its path toward eastern Canada......»»

Category: topSource:  pcmagRelated NewsAug 18th, 2024

New analytical tools identify distinct components of dissolved organic matter within the ocean water column

Large quantities of carbon are stored across the environment as naturally-occurring dissolved organic matter. In the ocean, this organic carbon has an average age of thousands of years, but seasonal fluctuations in dissolved organic matter concentrat.....»»

Category: topSource:  physorgRelated NewsAug 16th, 2024

A rarely seen deep sea fish is found in California, and scientists want to know why

A rarely seen deep sea fish resembling a serpent was found floating dead on the ocean surface off the San Diego coast and was brought ashore for study, marine experts said......»»

Category: topSource:  informationweekRelated NewsAug 16th, 2024

A school of new data about how climate impacts fisheries

The changing climate has profound implications for the ocean, including waters that are warmer, more acidic, and less oxygenated. In addition, the ocean absorbs a huge amount of atmospheric carbon dioxide, an essential ingredient for the growth of ph.....»»

Category: topSource:  informationweekRelated NewsAug 15th, 2024

As human activities expand in Antarctica, scientists identify crucial conservation sites

A team of scientists led by the University of Colorado Boulder has identified 30 new areas critical for conserving biodiversity in the Southern Ocean surrounding Antarctica. In a study published Aug. 15 in the journal Conservation Biology, the resear.....»»

Category: topSource:  informationweekRelated NewsAug 15th, 2024

Arctic Ocean may absorb less CO₂ than projected due to coastal erosion

As Earth warms, the Arctic Ocean's ability to absorb carbon dioxide from the atmosphere is waning due to melting permafrost and worsening coastal erosion, according to new research......»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

New study unveils 16,000 years of climate history in the tropical Andes

A new study that explores ancient temperatures and rainfall patterns in the tropical Andes of South America has revealed how 16,000 years of climate history in this part of the world was driven by carbon dioxide levels and ocean currents from global.....»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

"Wake-up call to humanity": Research shows the Great Barrier Reef is the hottest it"s been in 400 years

The Great Barrier Reef is vast and spectacular. But repeated mass coral bleachings, driven by high ocean temperatures, are threatening the survival of coral colonies which are the backbone of the reef......»»

Category: topSource:  physorgRelated NewsAug 11th, 2024

The Physics of Cold Water May Have Jump-Started Complex Life

When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures became multicellular when the planet was frozen during “Snowball Earth,” according to experiments......»»

Category: gadgetSource:  wiredRelated NewsAug 11th, 2024

Love the Ocean? Thank a Shark

Sharks provide multiple benefits for ocean ecosystems: their declining numbers threaten habitats for baby fish.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

South Florida estuaries warming faster than Gulf of Mexico, global ocean, research shows

Sea surface temperatures are on the rise around the world, but the problem is pronounced in South Florida, according to a series of studies published by researchers at the University of South Florida College of Marine Science......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Tahiti"s rahui tradition has helped revive ecosystems—including near the Olympics surfing venue

During their days on Tahiti's turquoise ocean some years ago, fishers noticed their catches—and the fish inside—were getting smaller......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Coupling excitons to polaritons for better solar cells and higher intensity LEDs

In solar cells and light-emitting diodes, maintaining the excited state kinetics of molecules against annihilation is a race against time. These systems need to strike a careful balance between different processes that lead to loss of energy and thos.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Scientists equip Australian sea lions with cameras to explore previously unmapped ocean habitats

What lies deep beneath ocean surfaces is often a mystery. In Australia, many underwater habitats have not been mapped, and researchers know little about them. Now, scientists are working to change that by employing sea lions as videographers......»»

Category: topSource:  informationweekRelated NewsAug 7th, 2024

The race to discover biodiversity: 11 new marine species and a new platform for rapid species description

A new paper, the Ocean Species Discoveries (OSD), describes a ground-breaking experiment that united 25 independent taxonomists from ten countries. The initiative boasts the discovery of eleven new marine species from all over the globe, occurring at.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Microplastics are everywhere, but are they harming us?

Microplastics have been found in the ocean and the air, in our food and water. They have been found in a wide range of body tissues, including the heart, liver, kidneys and even testicles......»»

Category: topSource:  physorgRelated NewsAug 5th, 2024

Save our waves: Surfing pumps $2.71 billion into the Australian economy and boosts well-being

Ever since Polynesian pioneers took to the ocean on wooden rafts, people have been hooked on riding waves. Today, surfing is one of the world's fastest-growing sports and one of the latest additions to the Olympic games......»»

Category: topSource:  theglobeandmailRelated NewsAug 3rd, 2024