Results 111 to 120 of about 1,040,256 (264)

Anaerobic oxidation of methane in the Concepcion Methane Seep Area, Chilean continental margin [PDF]

open access: yes, 2012
Within subduction zones of active continental margins, large amounts of methane can be mobilized by dewatering processes and transported to the seafloor along migration pathways.
Liebetrau, Volker   +5 more
core  

Deep-Sea Archaea Fix and Share Nitrogen in Methane-Consuming Microbial Consortia [PDF]

open access: yes, 2009
Nitrogen-fixing (diazotrophic) microorganisms regulate productivity in diverse ecosystems; however, the identities of diazotrophs are unknown in many oceanic environments. Using single-cell–resolution nanometer secondary ion mass spectrometry images of ^(
Dekas, Anne E.   +2 more
core   +2 more sources

Evaluation of electrolyzed water to control fungal trunk pathogens in grapevine nurseries

open access: yesPest Management Science, Volume 81, Issue 4, Page 1740-1751, April 2025.
Electrolyzed water treatments could have promising applications in the grapevine nursery process to prevent or reduce infections caused by fungal trunk pathogens on grapevine propagation material. Abstract BACKGROUND Grapevine producers demand solutions to control fungal trunk pathogens (FTPs) in nurseries.
Mónica Berbegal   +6 more
wiley   +1 more source

Spatiotemporal Assessment of Groundwater Interactions With a Regulated River: A Case Study of the Nechako River, Canada

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Regulated rivers represent complex hydrological systems where groundwater–surface water interactions are governed by natural conditions and human interventions. This study investigates the spatiotemporal dynamics of groundwater–surface water exchanges in the Nechako River, British Columbia (Canada), using numerical simulations.
Milad Fakhari   +4 more
wiley   +1 more source

Differences in life-histories refute ecological equivalence of cryptic species and provide clues to the origin of bathyal Halomonhystera (Nematoda) [PDF]

open access: yes, 2014
The discovery of morphologically very similar but genetically distinct species complicates a proper understanding of the link between biodiversity and ecosystem functioning.
Derycke, Sofie   +3 more
core   +4 more sources

Contrastive Self‐Categorization as a Resource for Defending Cultural Stereotypes

open access: yesSymbolic Interaction, EarlyView.
This study explores how speakers defend morally sanctionable cultural stereotypes from challenges in adult second language classrooms. Within the conversation analysis and membership categorization analysis frameworks, I examine two extended video‐recorded class discussions in which students maintain face‐threatening, stereotypical portrayals of ...
Nadja Tadic
wiley   +1 more source

Deep-sea viral diversity and their role in host metabolism of complex organic matter

open access: yesNature Communications
Viruses exert a pervasive influence on biogeochemical cycles in deep-sea ecosystems. Cold seeps and seamounts, globally distributed across the oceans and harboring diverse microbial communities, remain largely unexplored regarding their viral inhabitants
Chong Wang, Rikuan Zheng, Chaomin Sun
doaj   +1 more source

Morpho-acoustic variability of cold seeps on the continental slope offshore Nicaragua: result of fluid flow interaction with sedimentary processes [PDF]

open access: yes, 2010
Based on multibeam bathymetry, high-resolution deep-towed sidescan sonar and Chirp subbottom profiling 32 cold seep sites, already identified in Sahling et al. (2008a), have been studied in an approximately 1000 km2 large area ranging from 800 to 2600 m
Bürk, Dietmar   +3 more
core   +1 more source

Cold Seeps Extreme24 Expedition Report

open access: yesSeptentrio Reports
The Cold Seeps Extreme24 Expedition was the second leg of two expeditions, which form part of the University of Tromsø’s Extreme 24 project. The expedition focused on cold seeps sites characterised by methane emissions in several localities in the Barents Sea. The expedition is a research initiative (PI G.
Giuliana Panieri   +33 more
openaire   +2 more sources

Spatiotemporal mapping the usable space of free‐roaming equids across the western United States

open access: yesWildlife Society Bulletin, EarlyView.
Identification of the inter‐decadal (2010‐2011) enhancement‐degradation gradients in the usable space for wild equid Herd Management Areas in the Great Basin, USA. Abstract Management of feral equids in the American West is hindered by the lack of a formal habitat map and monitoring system.
Alexander Hernandez   +3 more
wiley   +1 more source

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