搜索结果: 1-15 共查到“海洋科学 bacteria”相关记录61条 . 查询时间(0.187 秒)
Bacteria release more carbon from the ocean than previously thought（图）
Bacteria release carbon ocean previously thought
2021/4/23
A team led by University of Minnesota researchers has discovered that deep-sea bacteria dissolve carbon-containing rocks, releasing excess carbon into the ocean and atmosphere. The findings ...
Organic matter,bacteria doom sea stars to oxygen depletion（图）
Organic matter bacteria doom sea stars oxygen depletion
2021/1/28
For more than seven years, a mysterious wasting disease has nearly killed off sea star populations worldwide. Many of these species are at the brink of extinction.New Cornell University-led resea...
Scientists conduct first census of viruses and bacteria in Florida springs（图）
Scientists conduct first census viruses bacteria Florida springs
2020/6/12
Like oxygen, the Floridan Aquifer falls into the category of things we can’t see but also cannot live without.One of the largest and most productive aquifers in the nation, it provides drinking water ...
Deep-sea worms and bacteria team up to harvest methane（图）
Deep-sea worms bacteria team harvest methane
2020/4/10
Scientists at Caltech and Occidental College have discovered a methane-fueled symbiosis between worms and bacteria at the bottom of the sea, shedding new light on the ecology of deep-sea env...
Dance of the microbes:Bacteria living near coral reefs change in synchrony across distances（图）
microbes:Bacteria near coral reefs change synchrony across distances
2019/11/22
It might be called the dance of the microbes. It happens every day -- and night.Bacteria in waters above dozens of coral reefs change dramatically during the night, scientists have discovered, then re...
Bacteria living in marine sponge produce toxic compounds found in man-made products
Bacteria living marine sponge toxic compounds man-made products
2017/7/20
Researchers have discovered for the first time that a common marine sponge hosts bacteria that specialize in the production of toxic compounds nearly identical to man-made fire retardants, a finding t...
Study Finds Bacteria Living in Marine Sponge Produce Toxic Flame Retardant-Like Compounds
Bacteria Living Marine Sponge Produce Toxic Flame Retardant-Like Compounds
2017/7/20
A Scripps Institution of Oceanography at the University of California San Diego-led research team discovered for the first time that a common marine sponge hosts bacteria that specialize in the produc...
UGA study finds Saharan dust affects marine bacteria,potential pathogen Vibrio
UGA study Saharan dust marine bacteria pathogen Vibrio
2016/5/19
Iron, a critical element for living organisms, can be hard to hard to come by in open marine waters-except each summer, when atmospherically transported dust from north Africa's Sahara Desert provides...
Deep-sea bacteria could help neutralize greenhouse gas,researchers find
Deep-sea bacteria neutralize greenhouse gas
2015/11/12
Carbon dioxide, a major contributor to the buildup of atmospheric greenhouse gases, can be captured and neutralized in a process known as sequestration. Most atmospheric carbon dioxide is produced fro...
Invisible helpers of the sea: Marine bacteria boost growth of tiny ocean algae（图）
Invisible helpers of the sea Marine bacteria tiny ocean algae
2015/6/18
A glass of seawater is teeming with life, and a recent expedition revealed more about what ocean water contains. Microscopic creatures in the world’s oceans weigh more than all of the fish i...
Viruses hijack deep-sea bacteria at hydrothermal vents
Viruses hijack deep-sea bacteria hydrothermal vents
2014/5/13
ANN ARBOR—More than a mile beneath the ocean's surface, as dark clouds of mineral-rich water billow from seafloor hot springs called hydrothermal vents, unseen armies of viruses and bacteria wage war.
Anaerobic ammonium oxidation (anammox) bacteria and sulfide-dependent denitrifiers coexist in the water column of a meromictic south-alpine lake
Anaerobic ammonium oxidation bacteria sulfide-dependent denitrifiers coexist in the water column a meromictic south-alpine lake
2014/4/2
In addition to organotrophic denitrification, alternative pathways, such as anaerobic ammonium oxidation(anammox) or sulfide-dependent denitrification may be important modes for the removal of fixed n...
The relative importance of heterotrophic bacteria to pelagic ecosystem dynamics varies with reservoir trophic state
heterotrophic bacteria pelagic ecosystem dynamics varies reservoir trophic state
2014/4/17
We tested the hypothesis that nutrient sequestration and carbon flow through heterotrophic bacteria is relatively highest in oligotrophic systems and decreases with trophic state in 17 reservoirs in T...
Biogeneration of chromophoric dissolved organic matter by bacteria and krill in the Southern Ocean
chromophoric dissolved organic matter bacteria krill the Southern Ocean
2014/4/17
Chromophoric dissolved organic matter (CDOM), the optically active fraction of dissolved organic matter, is primarily generated by pelagic organisms in the open ocean. In this study,we experimentally ...
Variations in the optical properties of a particle suspension associated with viral infection of marine bacteria
Variations particle suspension associated marine bacteria
2014/4/17
A laboratory experiment was conducted to examine the temporal dynamics of the particle size distribution
(PSD) and associated optical variability caused by viral infection of marine heterotrophic bac...