Results 121 to 130 of about 81,767 (310)

Numerical Investigation on Natural Gas Leakage and Diffusion from Buried Pipelines in Soil: Effects of Pipeline Parameters and Leakage Hole Characteristics

open access: yesApplied Sciences
Understanding the law of gas diffusion in soil is essential for pipeline risk assessment. A 3D CFD model of natural gas leakage and diffusion from buried pipelines was developed in Ansys Fluent using the Detached Eddy Simulation turbulence model, with ...
Ting Pan   +8 more
doaj   +1 more source

Crude oil pollution and biodegradation at the Persian Gulf: A comprehensive and review study. [PDF]

open access: yesJ Environ Health Sci Eng, 2020
Hassanshahian M   +2 more
europepmc   +1 more source

Nonpoint source pollution, space, time, and asymmetric information, a deposit refund approach [PDF]

open access: yes
The incorporation of space allows the establishment of a more precise relationship between a contaminating input, a contaminating byproduct and emissions that reach the final receptor.
Goetz, Renan U., Berga, Dolors
core  

Magnetic lipase B from Candida antarctica (CALB) biocatalyst for integrated valorization of tilapia by‐products and biodiesel biorefining

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The immobilization of lipase B from Candida antarctica (CALB) on an amino‐epoxy functionalized magnetic support (Fe3O4‐PEI‐DGEBA) resulted in a highly stable and efficient biocatalyst for biofuel production from tilapia oil. The synthesized support was characterized using scanning electron microscopy, transmission electron microscopy, X‐ray ...
Rafael Leandro Fernandes Melo   +12 more
wiley   +1 more source

Spatial and temporal distribution of particulate pollution in London from high-temperature combustion sources

open access: yes, 2002
The urban atmospheric environment contains a complex cocktail of pollution from numerous sources. However, the contribution to this mixture from power stations and other high-temperature combustion point sources is uncertain.
Berry, A.H.
core  

Liquid‐phase oxidation of furfural catalyzed by magnetically separable metal oxide nanoparticles deposited on silica gel

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Oxidation of furfural (FF), a bio‐based platform chemical, was investigated using a range of iron‐, vanadium‐ and iron–zinc‐oxalates supported on silica gel (FeVOx@silica and FeZnOx@silica, respectively) as precursor for FeV@silica and FeZn@silica oxide catalysts and H2O2 as a green oxidant.
Alexander Pokutsa   +2 more
wiley   +1 more source

Preliminary Empirical Assessment of Offshore Production Platforms in the Gulf of Mexico [PDF]

open access: yes
This paper reports on a preliminary analysis of performance indicators on 3,020 platforms operating in the Gulf of Mexico between 1996 and 2010. Statistical analysis reveals that company-reported incidents (such as blowouts, fires, injuries, and ...
Cohen, Mark A.   +2 more
core  

Oil Pollution in the North Sea

open access: yes, 2016
This volume offers a review of measures taken at different levels to prevent oil inputs to the North Sea from sources such as shipping and oil installations.
Carpenter, A
core   +1 more source

Extent, characteristics and policy applications of Key Biodiversity Areas

open access: yesBiological Reviews, EarlyView.
ABSTRACT A global standard for the identification of Key Biodiversity Areas (KBAs) was published 10 years ago to provide a unified set of criteria for identifying ‘sites of significance for the global persistence of biodiversity’. We review the initiative's origins, the KBA identification process, characteristics of the current network, threats, policy
Stuart H. M. Butchart   +57 more
wiley   +1 more source

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