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Aviation Industry's GHG Emissions Reduction Strategies

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Aviation Industry's GHG Emissions Reduction Strategies

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Questions and Answers

What proportion of total fuel burn occurs on the ground during a flight?

10 to 20 percent

5 to 10 percent (correct)

1 to 5 percent

20 to 30 percent

What is the main challenge in implementing changes to reduce GHG emissions during the cruise phase of flight?

Technical difficulties with engine design

Large geographic scope (correct)

High demand during peak hours

Lack of international agreements

What is the primary goal of surface congestion management approaches at airports?

To reduce noise pollution

To reduce taxi fuel burn and associated emissions (correct)

To reduce air quality impacts

To allow more flights during peak hours

What is the benefit of single-engine taxi in reducing emissions?

Less engine-on time and lower fuel burn Signup and view all the answers

What is the focus of the AIRE and ASPIRE initiatives?

Reducing fuel burn in all phases of flight Signup and view all the answers

What determines the limit of an airport's capacity?

Weather conditions and demand Signup and view all the answers

Which of the following strategies is NOT listed by ACRP for reducing GHG emissions in airports?

Risk management Signup and view all the answers

What is the primary driver for airlines to reduce fuel burn?

Economic pressures Signup and view all the answers

What is the benefit of contrail avoidance in reducing climate-related emissions?

Lowering emissions through changes to aircraft flight paths Signup and view all the answers

According to Figure 6.17, what is the characteristic of changes to operations in reducing climate emissions?

Relatively small impact reduction potential, but can be implemented quickly Signup and view all the answers

Which of the following organizations is NOT mentioned as providing guidance on reducing GHG emissions?

FAA Signup and view all the answers

What is the key opportunity for reducing climate emissions that can be implemented over the next several decades, according to Figure 6.17?

Various alternatives with varying impact reduction potential and implementation timescales Signup and view all the answers