31.   Few natural phenomena are as fierce, fickle and frequent as a summer storm.

32.   Girls tended to be more afraid of natural phenomenon.

33.   Gates remained calm, walking off the stage and mingling with audience members in the lobby as they waited for the natural phenomenon to pass.

34.   He said global warming is a natural phenomenon, with layers of upper-level gases trapping heat from the sun.

35.   Her apartment also reflects other strains of religious life, including animism, a belief that all natural phenomena are either living or animated by spirits.

36.   If the Tylers are acute observers of natural phenomena, so, too, is their architect.

37.   Internet users would get continuous views of the Earth from space and the natural phenomena that affect it.

38.   Like many animistic cultures, the Asheninka explain natural phenomena with tales of spirits.

39.   Many natural atmospheric phenomena have also been reported as UFOs.

40.   Moreira of the shrimp farm said the dearth of fish was a natural phenomenon that had affected the Pacific coast for three years.