Results 41 to 50 of about 2,483,713 (259)

Impacts on the deep-sea ecosystem by a severe coastal storm [PDF]

open access: yes, 2012
Major coastal storms, associated with strong winds, high waves and intensified currents, and occasionally with heavy rains and flash floods, are mostly known because of the serious damage they can cause along the shoreline and the threats they pose to ...
Medina, Raúl   +59 more
core   +2 more sources

New perspectives in benthic deep-sea microbial ecology

open access: yesFrontiers in Marine Science, 2015
Deep-sea ecosystems represent the largest and most remote biome of the biosphere. They play a fundamental role in global biogeochemical cycles and their functions allow existence of life on our planet. In the last 20 years enormous progress has been made
Cinzia eCorinaldesi
doaj   +1 more source

The deep continental subsurface: the dark biosphere [PDF]

open access: yesInternational Microbiology, 2018
Although information from devoted geomicrobiological drilling studies is limited, it is clear that the results obtained so far call for a systematic exploration of the deep continental subsurface, similar to what has been accomplished in recent years by the Ocean Drilling Initiatives.
Escudero, Cristina   +2 more
openaire   +3 more sources

Enrichment of rare methanogenic Archaea shows their important ecological role in natural high-CO2 terrestrial subsurface environments

open access: yesFrontiers in Microbiology, 2023
IntroductionLong-term stability of underground CO2 storage is partially affected by microbial activity but our knowledge of these effects is limited, mainly due to a lack of sites. A consistently high flux of mantle-derived CO2 makes the Eger Rift in the
Zeyu Jia   +8 more
doaj   +1 more source

Low Latency Global Carbon Budget Reveals Late 2024 Carbon Losses and Contrasting Early 2025 Land Sink Recovery Signals

open access: yesAdvanced Science, EarlyView.
Low latency carbon budget estimates for July 2024–June 2025 combine atmospheric CO2 growth rates, fossil emissions, ocean uptake, DGVM land fluxes, and OCO‐2 inversions. The budget shows that late‐2024 land carbon losses dominate the annual anomaly, while early‐2025 recovery differs between bottom‐up models and top‐down inversions, especially in ...
Piyu Ke   +32 more
wiley   +1 more source

Atribacteria from the Subseafloor Sedimentary Biosphere Disperse to the Hydrosphere through Submarine Mud Volcanoes

open access: yesFrontiers in Microbiology, 2017
Submarine mud volcanoes (SMVs) are formed by muddy sediments and breccias extruded to the seafloor from a source in the deep subseafloor and are characterized by the discharge of methane and other hydrocarbon gasses and deep-sourced fluids into the ...
Tatsuhiko Hoshino   +12 more
doaj   +1 more source

IODP Deep Biosphere Research Workshop report – a synthesis of recent investigations, and discussion of new research questions and drilling targets [PDF]

open access: yesScientific Drilling, 2014
During the past decade, the IODP (International Ocean Discovery Program) has fostered a significant increase in deep biosphere investigations in the marine sedimentary and crustal environments, and scientists are well-poised to continue this momentum ...
B. N. Orcutt   +8 more
doaj   +1 more source

Contrasting responses to nutrient enrichment of prokaryotic communities collected from deep sea sites in the Southern Ocean [PDF]

open access: yes, 2013
Deep water samples (ca. 4,200 m) were taken from two hydrologically-similar sites around the Crozet islands with highly contrasting surface water productivities. Site M5 was characteristic of high productivity waters (high chlorophyll) whilst site M6 was
McCarthy, David   +15 more
core   +1 more source

The MoSR‐MoDde1 Regulatory Axis: A Novel Determinant of DMI Sensitivity and a Target for Sustainable Rice Blast Control

open access: yesAdvanced Science, EarlyView.
The transcription factor MoSR governs DMI fungicide sensitivity in Magnaporthe oryzae through dual regulation of ergosterol biosynthesis and the detoxification enzyme MoDde1. Targeting MoDde1 via a small‐molecule inhibitor or host‐induced gene silencing enhances DMI efficacy against rice blast, offering a sustainable disease management strategy ...
Fan‐Zhu Meng   +10 more
wiley   +1 more source

Thiobacillus as a key player for biofilm formation in oligotrophic groundwaters of the Fennoscandian Shield

open access: yesnpj Biofilms and Microbiomes, 2023
Biofilm formation is a common adaptation for microbes in energy-limited conditions such as those prevalent in the vast deep terrestrial biosphere. However, due to the low biomass and the inaccessible nature of subsurface groundwaters, the microbial ...
Margarita Lopez-Fernandez   +6 more
doaj   +1 more source

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