Results 31 to 40 of about 57,847 (264)

Diversity, Relationship, and Distribution of Virophages and Large Algal Viruses in Global Ocean Viromes

open access: yesViruses, 2023
Virophages are a group of small double-stranded DNA viruses that replicate and proliferate with the help of the viral factory of large host viruses. They are widely distributed in aquatic environments but are more abundant in freshwater ecosystems. Here,
Zhenqi Wu   +4 more
doaj   +1 more source

Photo‐Switchable Molecular Module Programming PET Biodegradation in Aquatic Environments

open access: yesAdvanced Functional Materials, EarlyView.
We address the plastic durability paradox by integrating an itaconic acid–derived pyrrolidone module into polymer backbones. Sunlight in water triggers Norrish Type I ring‐opening and hydrophilization, enabling rapid biodegradation into nontoxic minerals.
Mohammad Asif Ali   +16 more
wiley   +1 more source

Advances in Conservation Oceanography: New Tagging and Tracking Technologies and Their Potential for Transforming the Science Underlying Fisheries Management [PDF]

open access: yesOceanography, 2009
Overexploitation of living resources and climate change are among the most obvious global-scale impacts of human society on marine ecosystems. In an age of such large-scale anthropogenic impacts, marine scientists, resource managers, and policymakers ...
Charles H. Greene   +5 more
doaj  

Functional Roles and Ecological Importance of Small Cetaceans in Aquatic Ecosystems

open access: yesFrontiers in Marine Science, 2022
Small cetaceans (dolphins, porpoises, and small toothed whales) occur from the poles to the tropics, and from freshwater habitats to the open ocean. Most ecological research has focused on the influence of abiotic factors on the abundance, distribution ...
Jeremy J. Kiszka   +2 more
doaj   +1 more source

Emergence of Anoxia in the California Current Large Marine Ecosystem [PDF]

open access: yesScience, 2008
Eastern boundary current systems are among the world's most productive large marine ecosystems. Because upwelling currents transport nutrient-rich but oxygen-depleted water onto shallow seas, large expanses of productive continental shelves can be vulnerable to the risk of extreme low-oxygen events.
F, Chan   +6 more
openaire   +2 more sources

Biodegradable 3D‐Printable and Coatable Antifouling Composites for Marine Applications

open access: yesAdvanced Functional Materials, EarlyView.
Marine biofouling damages submerged surfaces and raises greenhouse gas emissions. Biodegradable antifouling biocomposites were developed by hot‐mixing beeswax, Tween 80, and calcium stearate or stearic acid. Adjusting the component ratio enables processing via hot‐pressing, 3D‐printing, or dip‐coating.
Gabriele Corigliano   +17 more
wiley   +1 more source

Emerging Contaminants in Seafront Zones. Environmental Impact and Analytical Approaches

open access: yesSeparations, 2021
Some chemical substances have the potential to enter the coastal and marine environment and cause adverse effects on ecosystems, biodiversity and human health.
José S. Câmara   +5 more
doaj   +1 more source

Large Marine Ecosystem: Analysis and Approach

open access: yesInternational Journal For Research in Applied Sciences and Biotechnology, 2020
A large marine ecosystem encompasses many resources and these are the areas with better primary productivity. Due to the increase of unsustainable marine practices, ignorance of the well being of marine organisms, and polluting of water bodies, the marine ecosystem requires extra measures.
openaire   +2 more sources

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Global Marine Ecosystem Response to a Strong AMOC Weakening Under Low and High Future Emission Scenarios

open access: yesEarth's Future
Marine ecosystems provide essential services to the Earth System and society. These ecosystems are threatened by anthropogenic activities and climate change.
A. A. Boot   +4 more
doaj   +1 more source

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