21.   A team of researchers at the Savannah River Ecology Laboratory has been studying free-ranging chickens foraging in contaminated areas at SRS.

22.   A year after a major toxic spill in southern Spain, scientists say birds from a prized nature reserve are feeding in a contaminated area.

23.   Among residents near contaminated areas, views are mixed.

24.   But he added there would be no problem provided tourists stayed out of the contaminated area in central Korea, where the transportation of livestock has been restricted.

25.   Chickens foraging in contaminated areas could be taken to a processing plant off the site and fed uncontaminated food, the study suggests.

26.   Entry to contaminated areas should be blocked, he said.

27.   Experts believe the most devastating effect would be the ensuing panic and the difficulty of sending rescue workers into the contaminated area.

28.   Experts believe the most devastating effects would be the ensuing panic and the difficulty sending rescue workers into the contaminated area.

29.   Experts say the contaminated area may return to normal before long.

30.   Experts believe the most devastating effect would be the ensuing panic and the difficulty sending rescue workers into the contaminated area.