Greenskies 2007 Australian airspace 8 th BITRE Transport Colloquium 19 June 2008 Aviation and...
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Transcript of Greenskies 2007 Australian airspace 8 th BITRE Transport Colloquium 19 June 2008 Aviation and...
Greenskies 2007
Australian airspace
8th BITRE Transport Colloquium
19 June 2008Aviation and
Climate Change
Manager, Strategic Planning
Airservices Australia
Dr Robert Porteous
BITRE 2008
• Aviation Emissions
• Industry outlook • Global• Australia
• Options • Short-term• Medium-term• Long-term• Policy
Aviation and Climate Change
Outline
BITRE 2008
PUBLIC PERCEPTIONS
“ One of the most readily visible signs of human presence, is the occurrence of contrails from aircraft in the upper atmosphere. They …. can be seen over virtually all parts of the world as white streaks across the sky. "
Australian astronautDr Andy Thomas.
Contrails over Europe
BITRE 2008
Aviation CO2 Emissions
2 percent of CO2 Emissions
14 percent of Transport CO2 Emissions
Uplift 2- 4 times700 million tonnes per annum
Visible Impact
BITRE 2008
Aviation and Emissions
Phases of Flight
kg CO2 per min:
» Taxi 30» Take-off 400-
500» Cruise 100-
150
Taxi – 30 kg/min
Take-off – 400-500 kg/min
Cruise – 100-150 kg/min
SOx
NOx
CO
Noise
Unburnt hydrocarbons
Particulates
CO2 H2O
NOx
BITRE 2008
Aircraft FuelEfficiency
40% reduction over 20 years
» US – Older fleet» Average aircraft
size steady or decreasing
» Australia – Modern» Average aircraft
size generally increasing
BITRE 2008
Global Industry Outlook
Strong growth:» Growing demand» Greater
passenger numbers
» Vigorous growth of low-cost carriers
» Greater utilisation of secondary airports
BITRE 2008
• Profitability uncertain
• Consolidation • Airlines• Routes
• Credit squeeze• Rising fuel prices• Environment• Congestion• Safety• Skills shortage
Global Industry Outlook
BITRE 2008
» Increased growth» Profits steady » Strong Aussie $» Consolidation» Low cost carriers
» Efficient ATM» Modern fleet» Efficient
technologies
AustralianIndustry Outlook
BITRE 2008
Short-Term Options
» Modernise fleet» Winglets
» Carbon Offsets» Efficient ATM» Air Traffic Flow
Management» Research
» ASPIRE» SESAR
BITRE 2008
Medium-Term Options
» Fleet upgrades» Alt Fuel trials
» Gate-to-Gate» 4D Trajectories» Flexible Use of
Airspace» Collaborative
Decision Making
» Policy – Noise vs Emissions
BITRE 2008
Long-Term Options
» Efficient Operations
» Global Gate-to-Gate
» Regional Upper Air Space
» Alternative fuel and engines
BITRE 2008
Policy Responses
» Incentives for collaboration
» Taxation» Emissions
trading schemes:
– Global not industry
– Research» International
approach