Αποτελέσματα Αναζήτησης
29 Μαρ 2013 · Rare event simulations of methane hydrate (-fire ice-) nucleation. We show that when studied at realistic conditions, nucleation by a homogeneous mechanism ...
It might seem like a simple question, but the answer is deceptively complicated: What is methane hydrate? And how exactly does it affect our climate and envi...
6 Σεπ 2016 · Methane hydrate: fire, ice, energy. Found near the ocean floor and beneath Arctic permafrost, methane hydrate is a mysterious icy substance that burns when lit and holds vast amounts of potential energy.
7 Φεβ 2019 · In this video, Ruppel explains the fundamentals of methane hydrates, where they are concentrated, and why. The areas of greatest concern are in the Arctic continental shelf, which during the last glaciation, when sea level was lower, were vast northern permafrost grasslands.
Methane clathrate (CH 4 ·5.75H 2 O) or (4CH 4 ·23H 2 O), also called methane hydrate, hydromethane, methane ice, fire ice, natural gas hydrate, or gas hydrate, is a solid clathrate compound (more specifically, a clathrate hydrate) in which a large amount of methane is trapped within a crystal structure of water, forming a solid similar to ice.
22 Αυγ 2019 · We then discuss the five major types of gas hydrate occurrences, which includes Type-1: regionally disseminated low-concentration hydrate in muddy sediments, Type-2: fracture-filling hydrate at nonvent sites, Type-3: enriched hydrate at the base of hydrate stability zone in muddy sediments, Type-4: concentrated hydrate at vent sites, and Type-5 ...
2 Ιουν 2017 · Abstract. Widespread methane release from thawing Arctic gas hydrates is a major concern, yet the processes, sources, and fluxes involved remain unconstrained. We present geophysical data documenting a cluster of kilometer-wide craters and mounds from the Barents Sea floor associated with large-scale methane expulsion.
