Results 31 to 40 of about 25,401 (228)

Riddles of Lost City: Chemotrophic Prokaryotes Drives Carbon, Sulfur, and Nitrogen Cycling at an Extinct Cold Seep, South China Sea

open access: yesMicrobiology Spectrum, 2023
Deep-sea cold seeps are one of the most productive ecosystems that sustained by hydrocarbons carried by the fluid. Once the seep fluid ceases, the thriving autotrophic communities die out, terming as the extinct seep.
Yu Chen   +9 more
doaj   +1 more source

A journey to a cold seep

open access: yesSeptentrio Educational, 2023
重点: 冷泉在哪里, 在冷泉会发生什么,以及科学家如何研究它们。 学习目标:本课结束后,学生应该能够: 通过观察和描述科学地图,将不同的数据集联系起来   区分二氧化碳和甲烷气体 澄清对温室气体的错误认识 解释什么是冷泉,为什么大多数气体/甲烷水合物发生在大陆边缘 描述科学家用来定位和研究甲烷/天然气水合物的一些方法 前提 在本课之前,学生应该熟悉了解地图、分子结构和结合,以及温室效应和气体。 键词: 北冰洋, 甲烷, 二氧化碳, 气体水合物, 冷泉 ...
Mohadjer , Solmaz   +4 more
openaire   +3 more sources

First documented record of a living solemyid bivalve in a pockmark of the Nile Deep-sea Fan (eastern Mediterranean Sea) [PDF]

open access: yes, 2011
A living specimen of a solemyid bivalve was collected at bathyal depths near a pockmark in the Nile Deep-sea Fan (eastern Mediterranean) and is here presented.
Clara F. Rodrigues   +7 more
core   +2 more sources

Marcasite at the Permian‐Triassic Transition

open access: yesGeophysical Monograph Series, Page 377-399., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Elena Lounejeva   +7 more
wiley  

+1 more source

Episodic methane concentrations at seep sites on the upper slope Opouawe Bank, southern Hikurangi Margin, New Zealand [PDF]

open access: yes, 2010
Along many active and some passive margins cold seeps are abundant and play an important role in the mechanisms of methane supply from the subsurface into seawater and atmosphere.
Bialas, Jörg   +3 more
core   +1 more source

Symbioses from Cold Seeps

open access: yes, 2023
AbstractEstablishing symbiosis between bacteria and invertebrates can significantly enhance energy transfer efficiency between them, which may aid in shaping the flourishing community in deep-sea chemosynthetic ecosystems, including cold seeps, hydrothermal vents, and organic falls.
Chaolun Li   +6 more
openaire   +1 more source

Cold Seep Macrofauna

open access: yes, 2023
AbstractIn deep-sea chemosynthetic ecosystems, macrofaunal diversity and distribution are determined by geochemical environments generated by fluid seepage. The South China Sea is located in the northwestern Pacific Ocean with a passive continental shelf, containing over 40 seep sites.
Li, Yi-Xuan   +5 more
openaire   +2 more sources

Chemosynthetic and photosynthetic trophic support from cold seeps in Arctic benthic communities

open access: yesFrontiers in Marine Science, 2022
Benthic communities below the photic zone are largely reliant on the export of surface-water primary production and the flux of partially degraded organic matter to the seabed, i.e. pelagic−benthic coupling.
Emmelie K. L. Åström   +2 more
doaj   +1 more source

Gas Hydrate Accumulation and Occurrence Associated with Cold Seep Systems in the Northern South China Sea: An Overview

open access: yesGeofluids, 2021
Studying deep-water cold seep systems is of great significance to gas hydrate exploration due to their close relationship. Various cold seep systems and related gas hydrate accumulations have been discovered in the northern South China Sea in the past ...
Wei Zhang   +10 more
doaj   +1 more source

Biomarker Indicators of Cold Seeps

open access: yes, 2023
AbstractLipid biomarkers of seep carbonates and sediments retrieved from the Dongsha area, Shenhu, Site F and Haima in the South China Sea (SCS) over the last two decades were studied. Biomarker inventories, microbial consortia, seepage dynamics, and biogeochemical processes of anaerobic oxidation of methane (AOM), aerobic oxidation of methane (AeOM ...
Hongxiang Guan   +3 more
openaire   +1 more source

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