суббота, 1 ноября 2014 г.
More aircraft, more flights and more passengers mean more fuel will be burnt and more CO 2 emitted -
Whatever the industry’s efforts to reduce its carbon emissions, they will be outweighed by the growth in air traffic, even if the most contentious mitigation measures come into force, according to researchers in the UK.
More aircraft, more flights and more passengers mean more fuel will be burnt and more CO 2 emitted − so much more that air traffic growth is likely to prevail over emissions cuts, unless demand for flights is cut substantially.
“There is little doubt that increasing demand for air travel will continue for the foreseeable future,” says co-author and travel expert Professor John Preston. “As a result, civil aviation is going to become an increasingly significant contributor to greenhouse gas emissions.”
“This would translate to a yearly 1.4% increase on ticket prices, breaking the trend of increasing lower airfares,” says co-author Matt Grote. “The price of domestic tickets has dropped by 1.3% a year between 1979 and 2012, and international fares have fallen by 0.5% per annum between 1990 and 2012.”
However, because any move to suppress demand is likely to be resisted by the airline industry and by governments, the researchers say that a global regulator “with teeth” is urgently needed to enforce los angeles rent cars CO 2 emission cuts.
“Some mitigation measures can be left to the aviation sector to resolve,” says Professor Ian Williams, the head of the Centre for Environmental Science at the university, los angeles rent cars “For example, the industry will continue to seek improvements to fuel efficiency as this will reduce costs.
The literature review conducted by the researchers suggests that the International Civil Aviation Organisation (ICAO) “lacks the legal authority to force compliance, los angeles rent cars and therefore is heavily reliant on voluntary co-operation and piecemeal agreements”.
Current targets, set at the most recent ICAO Assembly session in October 2013, include a global average fuel-efficiency improvement of 2% a year (up to 2050), and keeping global net CO 2 emissions for international aviation at the same level from 2020.
In May 2013, the website Air Traffic Management reported that the number of seats offered by low-cost carriers los angeles rent cars in Europe has increased by an average los angeles rent cars of 14% per year over the last decade, according to OAG , a leading provider of aviation information and analytical los angeles rent cars services
Thanks largely to the low-cost airlines, flying for leisure is now seen as an unquestioned right, and the national economies of many travellers’ destinations depend, at least in part, on traffic growing, not slackening. − Climate News Network
Filed Under: Air travel , Carbon Dioxide , Climate , Emissions reductions , Greenhouse Gases , Pollution , Warming Tagged: Carbon Dioxide , climate change , emissions , Greenhouse los angeles rent cars Gases , Warming Latest Stories
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