More Ocean Sustainability – Page 9
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NewsModel shows how plankton survive in a turbulent world
A researcher studying how particles move in turbulent fluids has created a model including various hydrodynamic factors to study how these particles handle and even utilise turbulence.
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NewsResearchers develop novel AI algorithm for analyzing microfossils
Microfossil analysis allows us to map the subsurface and understand past geological times. In research labs all over the world geologists spend countless hours looking through the microscope identifying and counting microfossils extracted from sedimentary rock below the seabed. Source: ZooFari Photo of an unidentified 10 million year ...
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NewsNew approach to measuring ‘healthy microbiomes’ in nature and the gut
Focusing on four common diseases – diabetes, heart disease, depression and bowel cancer – new research provides insights into the importance of a healthy microbiome balance in the human gut and in the environment.
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NewsPreviously uncharacterized parasite uncovered in fish worldwide
Using genome reconstruction, scientists have unveiled a once ‘invisible’ fish parasite present in many marine fish world-wide that belongs to the apicomplexans, one of the most important groups of parasites at a clinical level.
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NewsGiant deep-sea vent tubeworm symbionts use two carbon fixation pathways to grow at record speeds
New research sheds light on how a giant hydrothermal vent tubeworm living in the deep ocean coordinates the two functional carbon fixation pathways used by its symbiotic bacteria to sustain themselves and their host.
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NewsBuckling point reveals secrets of cyanobacteria locomotion
Scientists investigating cyanobacteria locomotion have found that the filamentous threads start to kink and buckle at a length of around 150 micrometres.
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NewsMarine heatwaves devastate red gorgonians in the Medes Islands
The increase in the frequency and intensity of marine heatwaves in recent decades is one of the effects of global climate change. Source: University of Barcelona The UB researcher Graciel·la Rovira is the first author of this publication. A study by the University of Barcelona, published in ...
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NewsUpper surface of coastal waters can accumulate bacteria and antibiotics
Antibiotics in the uppermost water surface, known as the sea surface microlayer, can significantly affect the number of bacteria present and contribute to the adaptation of marine bacteria against widely used antibiotics. In new research presented at ASM Microbe, scientists directly assessed the potential effects of antibiotics ...
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NewsScientists unravel drivers of the global zinc cycle in our oceans
The important role of the Southern Ocean in global biological processes and the carbon cycle has been confirmed by a study that, for the first time based on field evidence, reveals the underappreciated role of inorganic zinc particles in these cycles.
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NewsDiscovery of ancient microfossil sheds light on adaptive evolution of sulfate-reducing bacteria
A 518-million-year-old microbial fossil from China identified as an ancient sulfate-reducing bacterium sheds light on the adaptive evolution of sulfate-reducing bacteria in response to Earth’s oxygenation events.
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FeaturesUnder the microscope: ocean degradation and climate change
Central to addressing these issues is the understanding and management of marine microbiomes – the complex microbial communities that connect, interact with, and affect all other organisms and the ecosystem, playing pivotal roles in marine health and resilience.
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NewsScientists unlock secrets of how the third form of life makes energy
An international scientific team has redefined our understanding of archaea, a microbial ancestor to humans from two billion years ago, by showing how they use hydrogen gas.
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NewsNew discovery reveals unexpected ocean algae help cool the Earth
A common type of ocean algae plays a significant role in producing a massively abundant compound that helps cool the Earth’s climate, new research has discovered.
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NewsNew study reveals that marine cyanobacteria can communicate using membrane nanotubes
Transfer of substances via membrane nanotubes not only occurs in cyanobacteria of the same lineage, but also between those of different genders, something that has been verified not only at the laboratory level, but also in natural ocean samples.
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CareersThe Rahlff lab
The Aero-Aquatic Virus Research Group led by Dr. Janina Rahlff conducts basic research on microbial viruses from the surface microlayer, which is the 1-mm thick ‘skin’ of a water body’s surface, and in atmospheric ecosystems.
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News2,000-year-old shipworm mystery solved - its destructive skills are down to bacterial symbionts
Scientists have discovered that a population of symbiotic microbes, living in an overlooked sub-organ of the shipworm gut called the ’typhlosole’, have the ability to secrete the enzymes needed to digest lignin—the toughest part of wood.
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NewsGiant viruses found on Greenland ice sheet
New research suggests that giant viruses found on the Greenland ice sheet probably regulate the growth of snow algae on the ice by infecting them. Knowing how to control these viruses could help reduce some of the ice from melting.
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NewsResearchers reveal how symbiotic bacteria adapt to big environmental changes
Faced with a drastically changing environment following the closure of the Isthmus of Panama, symbiotic bacteria in lucinid clams acquired new metabolic skills to enable their own survival, new research has revealed.
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NewsSea fungus breaks down ocean plastic that has basked in sun’s UV rays
A fungus living in the sea can break down the plastic polyethylene, provided it has first been exposed to UV radiation from sunlight. Researchers from, among others, Royal Netherlands Institute for Sea Research (NIOZ) published their results in the scientific journal Science of the Total Environment. They expect that many ...
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NewsFive projects to advance understanding of ocean systems in a changing climate
Five global science and technology projects are to join a program to address gaps in ocean data and modeling efforts by improving the breadth of research in the field and expanding capacity to understand ocean resources.