Thirty percent of them said they had never traveled by air before.

Most residents and visitors travel to the island by air.

These animals should not travel by air, the organizations say.

I think, on the whole, you're wise to travel by air.

The card may not be used to travel by air.

I believe that every person in Europe must have the choice to travel by air if he or she so wishes.

Just about everyone will travel by air sooner or later.

Obviously people are going to continue to travel by air.

Of the 14 guests who had to travel by air, 3 couldn't.

Every year, they calculate, 700,000 such families would decide not to travel by air.