Results 21 to 30 of about 1,073,194 (313)

A Wavelength Modulation Spectroscopy-Based Methane Flux Sensor for Quantification of Venting Sources at Oil and Gas Sites

open access: yesSensors, 2022
An optical sensor employing tunable diode laser absorption spectroscopy with wavelength modulation and 2f harmonic detection was designed, prototyped, and tested for applications in quantifying methane emissions from vent sources in the oil and gas ...
Simon A. Festa-Bianchet   +3 more
doaj   +1 more source

Carbon Emissions Pinch Analysis (CEPA) for emissions reduction in the New Zealand electricity sector [PDF]

open access: yes, 2010
Carbon Emissions Pinch Analysis (CEPA) is a recent extension of traditional thermal and mass pinch analysis to the area of emissions targeting and planning on a macro-scale (i.e. economy wide).
Walmsley, Michael R.W.   +5 more
core   +1 more source

A measurement-based upstream oil and gas methane inventory for Alberta, Canada reveals higher emissions and different sources than official estimates

open access: yesCommunications Earth & Environment, 2023
Mitigation actions and regulations to meet critical 2030 methane reduction targets under the Global Methane Pledge are hampered by uncertainty in true levels of emissions and source breakdowns. Here we present a measurement-based, source-resolved, hybrid
Bradley M. Conrad   +4 more
doaj   +1 more source

How Long Will Combustion Vehicles Be Used? Polish Transport Sector on the Pathway to Climate Neutrality

open access: yesEnergies, 2021
Transformation of road transport sector through replacing of internal combustion vehicles with zero-emission technologies is among key challenges to achievement of climate neutrality by 2050.
Wojciech Rabiega   +4 more
doaj   +1 more source

Creating measurement-based oil and gas sector methane inventories using source-resolved aerial surveys

open access: yesCommunications Earth & Environment, 2023
Critical mitigation of methane emissions from the oil and gas (OG) sector is hampered by inaccurate official inventories and limited understanding of contributing sources.
Matthew R. Johnson   +2 more
doaj   +1 more source

Commercial forest carbon protocol over-credit bias delimited by zero-threshold carbon accounting

open access: yesTrees, Forests and People, 2022
The validity of forest carbon offsets is increasingly called into question. However, despite the use of commercial forest carbon protocols (CFCPs) for more than two decades, claiming ∼566 MMtCO2e and a market value of ∼USD $15.7 billion, comparative ...
Bruno D.V. Marino, Nahuel Bautista
doaj   +1 more source

Atmospheric emissions from road transportation in India [PDF]

open access: yes, 2009
India has become one of the biggest emitters of atmospheric pollutants from the road transportation sector globally. Here we present an up-to-date inventory of the exhaust emissions of ten species.
Borken-Kleefeld, J.   +5 more
core   +1 more source

Towards Climate Neutrality in Poland by 2050: Assessment of Policy Implications in the Farm Sector

open access: yesEnergies, 2021
Climate neutrality achievement in the European Union assumes the necessity of efforts and transformations in most economic sectors of its member-states. The farm sector in Poland, being the second largest contributor to the country’s greenhouse gas (GHG)
Adam Wąs   +5 more
doaj   +1 more source

California air resources board forest carbon protocol invalidates offsets [PDF]

open access: yesPeerJ, 2019
The commercial asset value of sequestered forest carbon is based on protocols employed globally; however, their scientific basis has not been validated. We review and analyze commercial forest carbon protocols, claimed to have reduced net greenhouse gas ...
Bruno D.V. Marino   +2 more
doaj   +2 more sources

Life Cycle Cost of Electricity Production: A Comparative Study of Coal-Fired, Biomass, and Wind Power in China

open access: yesEnergies, 2021
Economic cost is decisive for the development of different power generation. Life cycle cost (LCC) is a useful tool in calculating the cost at all life stages of electricity generation.
Xueliang Yuan   +8 more
doaj   +1 more source

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