A plane with no engine noise, use lightweight materials to reduce the use of gasoline, and when an airplane out of service life. The airplane should be both compostable waste pollution and budgets to reduce aircraft.
No aircraft engines, lighter materials. To reduce oil use When the plane reaches its lifetime. The aircraft should be biodegradable around the hull to reduce waste and pollution.
The plane with no engine noise, use of lightweight materials to reduce the use of oil, and when the plane end of life. The plane should be decomposed the whole ship to reduce about waste and pollution