21.   Most respondents showed concern at the emphasis which seemed to be given to world faiths other than Christianity.

22.   Overfishing by foreign vessels and toxic waste dumping were also major causes for concern at their annual summit.

23.   Environmentalists have also expressed concern at reports of massive fish deaths in the region, which local people blame on use of herbicides and pesticides in the plantations.

24.   This follows Hungarian and international concern at the environmental impact of the construction of the dam and the threat to water supplies from the Danube.

25.   By taking part in the Walk for the Whales, people all over Britain show their deep concern at the continued slaughter of whales.

26.   Virginia groaned, then sobered, gazing in real concern at her sister-in-law.

27.   The Archbishop of Canterbury has expressed concern at the refusal of some clergy to accept the vote of the Synod.

28.   Two young constables who joined the force just over a year ago expressed concern at a plan to judge police performance on the number of arrests.

29.   Baker expressed grave concern at the Bootle killing and attacked various institutions for the fact that society has become more violent and selfish.

30.   I was interested to read recent letters expressing concern at the absence of small birds.