Sentences with phrase «shown aircraft noise»

Not exact matches

The chart below shows the year - over-year growth of manufacturers new orders excluding transportation (new orders are down year - over-year even including transportation but aircraft orders are particularly volatile and add month - to - month noise).

It cites health issues and studies that «have shown that aviation noise can be harmful to human health and wildlife and that helicopter noise can cause disturbance at lower decibel levels than fixed - wing aircraft.»