21.   As Gould rightly assumed, vast areas of terra incognita held enormous possibilities for new and exotic species.

22.   Scientists believe that if something is not done about this problem, glacial ice will melt raising the level of the sea and flooding vast areas of low-lying land.

23.   To the south lay a vast area of redevelopment, relieved only by the remains of a Victorian terrace.

24.   Strung out over vast areas, the nets claim the lives of fish, sea birds and sea mammals in the Pacific.

25.   A vast area of towns all spilling into each other, we must have hit something, Geilenkirchen, we were looking for oil.

26.   The vast area of window, visible through vertical hessian blinds, overlooked the river, like the sitting-room...

27.   Along with the Wetsuweten, the Gitsxan claimed what amounts to co-ownership with the province of a vast area of mountain range, salmon streams and timberland.

28.   Along Monterey Bay, flood waters mixed with raw sewage from overwhelmed treatment plants have inundated vast areas.

29.   And he wades though the vast gray area in between with aplomb, sagacity and a bracing lack of presumption, tempered with unbridled suspicion.

30.   And Pyne says vast areas would have to be burned three or four times to remove all the undergrowth, then burned again regularly.