Results 81 to 90 of about 2,502 (230)

Integrated LEO Constellation and In‐Cabin Distribution System for Continuous Aircraft 5G Connectivity

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT The integration of low Earth orbit (LEO) satellite constellations with commercial aircraft communication systems presents critical challenges in maintaining continuous connectivity during dynamic flight conditions. Current geostationary satellite systems suffer from high round‐trip latency (>$$ > $$ 500 ms) and inadequate coverage at high ...
Raúl Parada   +4 more
wiley   +1 more source

A Review of Alternative Aviation Fuels

open access: yesEnergies
One of the most promising mid-term solutions for reducing GHG emissions from the aviation sector is alternative aviation fuels, especially sustainable aviation fuels (SAFs).
Paula Kurzawska-Pietrowicz   +1 more
doaj   +1 more source

Greening aviation with sustainable aviation fuels: Insights from decarbonization scenarios

open access: yesJournal of Environmental Management
Recent studies outline markedly different possible decarbonization pathways for civil aviation by 2050. This paper examines how the key assumptions retained in these scenarios (i.e., the posited deployment of sustainable aviation fuels [SAFs], the projected demand trajectory, and the availability of electric and hydrogen-fueled solutions) affect the ...
Paul Bardon   +2 more
openaire   +3 more sources

Carbon Performance in Airlines: A Qualitative Comparative Analysis of Institutional and Firm‐Level Drivers

open access: yesSustainable Development, EarlyView.
ABSTRACT Air transport is one of the fastest‐growing sources of greenhouse gas emissions, yet it remains one of the most difficult sectors to decarbonize. The sector's climate impact is amplified by two factors: the steady rise in passenger demand and the absence of commercially viable low‐carbon technologies for long‐haul flights.
Jouni K. Juntunen   +2 more
wiley   +1 more source

Qualitative Impact Analysis of Sustainable Aviation Fuels on Aviation Sustainability

open access: yes
Sustainable Aviation Fuels have become a defining aspect of the global industry’s efforts towards achieving a more sustainable and aligned future with international environmental objectives. The purpose of this study is to conduct a qualitative impact analysis of SAF on aviation sustainability using several impact exploration instruments to understand ...
openaire   +2 more sources

Environmental Footprint of Diffuse Emissions in European Functional Urban Areas

open access: yesSustainable Development, EarlyView.
ABSTRACT This paper quantifies the environmental footprint of diffuse air emissions across 776 European functional urban areas (FUAs) from 2005 to 2022 by coupling Copernicus Atmosphere Monitoring Service (CAMS) gridded inventories with the Environmental Footprint (EF) 3.1 framework.
Iñaki Sasia, Gorka Bueno, Iker Etxano
wiley   +1 more source

A System Dynamics Approach in Mitigating the Environmental Impact of the Aviation Sector

open access: yesChemical Engineering Transactions
Despite various efforts to mitigate the carbon emissions brought about by the aviation sector, its dynamic behaviour has portrayed no point of improvement with its current trend.
Jeremy Gabriel Uy   +2 more
doaj  

Comparison of Emission Properties of Sustainable Aviation Fuels and Conventional Aviation Fuels: A Review

open access: yesApplied Sciences
In order to achieve the International Air Transport Association’s (IATA) goal of achieving net-zero emissions in the aviation industry by 2050, there has been a growing emphasis globally on the technological development and practical application of sustainable aviation fuels (SAFs).
Zehua Song, Zekai Li, Ziyu Liu
openaire   +2 more sources

National Policy Coherence Counts for Reducing Inequality in Global Climate and Development Agendas

open access: yesSustainable Development, EarlyView.
ABSTRACT International institutions promote policy coherence as crucial to the effective and fair implementation of global sustainability agendas, though the evidence for its benefits is slim. We present here the first systematic cross‐country dataset on the consequences of national government efforts to promote policy coherence for vulnerable groups ...
Katherine Browne   +10 more
wiley   +1 more source

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