Results 21 to 30 of about 25,659 (236)

Addressing Low-Cost Methane Sensor Calibration Shortcomings with Machine Learning

open access: yesAtmosphere
Quantifying methane emissions is essential for meeting near-term climate goals and is typically carried out using methane concentrations measured downwind of the source.
Elijah Kiplimo   +5 more
doaj   +1 more source

DPSR-based study and assessment of the influence pathways of Shanghai urban development level on river methane emission potential during 2011–2020

open access: yesEcological Indicators, 2023
Numerous studies have shown that urban rivers are becoming a source of methane emissions, which poses a challenge to developing a “net zero carbon city.” Most studies at this stage focus on the influence of single urban elements on river methane ...
Ziqi Zhang   +3 more
doaj   +1 more source

Design, Build, and Initial Testing of a Portable Methane Measurement Platform

open access: yesSensors
The quantification of methane concentrations in air is essential for the quantification of methane emissions, which in turn is necessary to determine absolute emissions and the efficacy of emission mitigation strategies.
Stuart N. Riddick   +8 more
doaj   +1 more source

Greenhouse gases emission from livestock production system of India: An actual consumption approach

open access: yesIndian Journal of Animal Sciences, 2016
The present study was undertaken to quantify methane emission from livestock production system in India. The computational results showed that the total methane emission from the livestock production system at 2012 population base was 12.28 million ...
A K DIXIT, P S BIRTHAL
doaj   +1 more source

Assessment of financial and environmental impacts of pre-mining methane drainage in Indian scenario: A case study using Jharia coal seams

open access: yesInnovation and Green Development, 2023
Global coal deposits are often associated with trapped methane, whose nature and composition are similar to that of the natural gas. Compared to coal, this trapped methane is a superior as well as cleaner fuel but its fugitive emission from coal mines is
Mayank Ahuja   +4 more
doaj   +1 more source

A Review of Offshore Methane Quantification Methodologies

open access: yesAtmosphere
Since pre-industrial times, anthropogenic methane emissions have increased and are partly responsible for a changing global climate. Natural gas and oil extraction activities are one significant source of anthropogenic methane.
Stuart N. Riddick   +3 more
doaj   +1 more source

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Assessing the Potential Impact of Fugitive Methane Emissions on Offshore Platform Safety

open access: yesSafety
One of the biggest risks to safety on offshore platform safety is the ignition of high-pressure natural gas streams. Currently, the size and number of fugitive emissions on offshore platforms is unknown and methods used to detect fugitives have ...
Stuart N. Riddick   +3 more
doaj   +1 more source

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Calculating Methane Emissions from Offshore Facilities Using Bottom-Up Methods

open access: yesEng
With changing demands in regulation, understanding methane emissions from offshore oil and gas production infrastructure has become increasingly important.
Stuart N. Riddick   +3 more
doaj   +1 more source

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