31.   US scientists have identified a microbe which feeds on radioactive metals and may be encouraged to find an appetite for nuclear waste.

32.   Long-term storage is favoured by environmentalists as less nuclear waste is produced, although spent fuel cannot be stored indefinitely.

33.   A study published in the British Medical Journal traces the excess caesium to locally produced lamb and milk from cows which have eaten coastal grasses contaminated with nuclear waste.

34.   That Soviet ships dumped nuclear waste in the area has been suspected for many years.

35.   Arctic waters show no increased radiation levels from nuclear waste dumped there over the years by Soviet authorities.

36.   Russian President Boris Yeltsin has appointed a committee to look into lifting nuclear waste and other poisonous materials from the seabed.

37.   The Russian government has published a report acknowledging that large quantities of Soviet nuclear waste were dumped at sea, in violation of international standards.

38.   Depleted uranium, one of the hardest metals known, is classified as low-level nuclear waste.

39.   Plans to set up a deep repository for nuclear waste near Sellafield in Cumbria are attracting growing criticism.

40.   Dumping of nuclear waste in the oceans poses local rather than global dangers, according to an international group of scientists.