There is a fascinating news item from New York., reported in a Financial Times newsletter this week. “New York City’s top finance official has urged three of the city’s biggest pension funds to drop BlackRock as a manager of more than $42bn, as the metropolis looks to use its weight in markets to tackle climate … Continue reading Energy in Demand News, November 30, 2025
Category: aviation
New EEA briefing calling for improved monitoring of air pollution from transport in Europe
Air pollutant emissions from shipping and aviation are rising, posing an increasing risk to human health, especially for those living near ports and airports, according to a European Environment Agency (EEA) briefing published this week. The briefing calls for improved monitoring of air pollution in and around these key transportation hubs. Better air quality … Continue reading New EEA briefing calling for improved monitoring of air pollution from transport in Europe
What flight carbon calculators miss – and how to judge a good one
This appears to be an endless issue. Finn McFall, KTP Associate, University of Surrey and Xavier Font, Professor of Sustainability Marketing, University of Surrey discuss in an article on The Conversation website that the best calculators take into account CO2e and non-CO2 categories. Do you agree? How much CO2 does your flight really produce? … Continue reading What flight carbon calculators miss – and how to judge a good one
New report shows progress in sustainable aviation fuel uptake across the EU
The European Union Aviation Safety Agency (EASA) published its first annual report on the implementation of the ReFuelEU Aviation Regulation this week. The report provides a comprehensive overview of the state of sustainable aviation fuel (SAF) uptake across the EU in 2024 and assesses the market’s readiness to meet upcoming obligations under the Regulation. According to the findings, … Continue reading New report shows progress in sustainable aviation fuel uptake across the EU
The climate and environmental impact of military aviation operations could be reduced if sustainable aviation fuels are introduced
In an article on The Conversation website, Elna Heimdal Nilsson, Professor of Aeronautical Sciences, Department of Aviation and Aeronautical Sciences, Lund University argues that SAFs will not make military aviation climate neutral, but they could substantially reduce its environmental footprint at a time when both security and sustainability are pressing concerns. Sustainable fuels could … Continue reading The climate and environmental impact of military aviation operations could be reduced if sustainable aviation fuels are introduced
Greenpeace report: in Europe, the train remains significantly more expensive than the plane
According to a study conducted by Greenpeace Europe and published Thursday, August 21, nearly 60% of the hundred or so European journeys compared are cheaper by plane than by train, a means of transport that emits significantly less carbon dioxide. The prices for each route were analysed over nine separate days, divided into three booking … Continue reading Greenpeace report: in Europe, the train remains significantly more expensive than the plane
Will Trump administration cutbacks on research affect the roll out of sustainable aviation fuels?
In an article on The Conversation website, Li Qiao, Professor of Aeronautics and Astronautics, Purdue University discusses the concerns about meeting the targets for the aviation industry to decarbonise its fuels. Inside the search for sustainable aviation fuels, which are on the federal chopping block The federal spending law passed in early July 2025, … Continue reading Will Trump administration cutbacks on research affect the roll out of sustainable aviation fuels?
“What happened to plans for so-called sustainable aviation fuel?”
In an article on The Conversation website, Salman Ahmad, Lecturer in Operations and Supply Chain Management, University of the West of Scotland writes about why flying is still so dependent on fossil fuels. Why your holiday flight is still not being powered by sustainable aviation fuel As you wait in the departure lounge for … Continue reading “What happened to plans for so-called sustainable aviation fuel?”
Are Sustainable Aviation Fuels (SAF) still the big green hope?
Behind SAF’s climate-friendly facade, a months-long investigation by Climate Home News and its partner The Straits Times has uncovered an opaque global supply chain that exposes jet fuel providers and their aviation clients to significant fraud risks, raising doubts about the climate benefits of the sector’s main green hope for the years ahead. Matteo Civillini, … Continue reading Are Sustainable Aviation Fuels (SAF) still the big green hope?
What can we expect from Sustainable Aviation Fuels?
In an article on The Conversation website, Ben Purvis, Research Associate, Sustainability Assessment, University of Sheffield writes about the challenges in the UK to reduce carbon emissions from flying by 70%, as announced by the government. It’s not that simple at all. While this article is about the UK, it is relevant to all countries. … Continue reading What can we expect from Sustainable Aviation Fuels?
Energy in Demand - Sustainable Energy - Rod Janssen 