Heathrow Third Runway Costs Reined In
Background The planned new third runway at Heathrow is set to cost around £18 billion. This will be funded by airlines using Heathrow who are concerned about having to fund a spiralling bill. The airport’s regulator, the Civil Aviation Authority, has imposed a new condition on Heathrow’s licence to ensure…
Carbon Offsetting for All Easyjet Flights
Background Easyjet is offsetting carbon dioxide emissions from all of its flights by planting trees and funding solar PV generation schemes in India. We consider the extent to which this will benefit the environment and how Easyjet’s environmental performance compares with other airlines. Is offsetting the answer? Offsetting will involve…
Flocking Green Aviation
Introduction By flying in formation migrating birds fly more efficiently and expend less energy. Experiments with commercial aircraft have demonstrated that formation flying can reduce fuel consumption by around 10%. We consider some of the practical challenges airlines face before the cost and environmental benefits of formation flying can be…
London’s Greenest Building
Background Fuel and Power for commercial buildings accounts for 6.3% of worldwide greenhouse gas emissions. We examined the world’s greenest buildings and thought we would showcase one judged to be greenest. The building is Bloomberg’s European HQ in London which was designed by Norman Foster. Figure 1 Bloomberg’s European HQ…
Time for Carbon Tax?
Background Governments tax things that are bad for us. This reduces the amount we do bad things and gives money to the government to do good things. Classic examples are taxes on cigarettes and vodka as well as London’s congestion charge. To my mind taxing carbon emissions has always seemed…
Election 2019 – Renewable Energy Ranking
Background We review party manifestos to find the strongest renewable energy supporters. We looked at how much each party had to say on renewable energy; when they plan for zero net carbon emissions and specific policies for renewables, wind and solar. We then ranked them accordingly. Brexit Party – Dismal…
How Bad is Fuel Tankering?
Background British Airways and other airlines have been suffering bad press lately because of an economic practice that results in increased fuel consumption and carbon dioxide emissions. Aircraft take on extra fuel where its cheap thus buying less where fuel is expensive. This means they are sometimes flying with tonnes…
South Africa Integrated Resource Plan 2019
Background The Department of Energy published the Integrated Resource Plan (IRP) 2019, on Friday, 18 October. The IRP outlines the 2030 roadmap for the South African energy sector highlighting that South Africa energy sector will pursue the following targets: Reliable and efficient energy service; Generate electricity at competitive rates; Is…
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