uri urinian mine waste remains. also specialists people could be exposed to high levels of radiation. 92 nuclear dump sites are threatening people and the environment. reporting now from the town of miloosoo where the government says it needs millions of dollars to clean up the problem. >> reporter: it's a race to contain an invisible men ace. these men are rebuilding the defenses around a radio active dump to protect it from flooding. i'm told the risk of inhaling dangerous particles is small, but it's dusty work so i'm not taking chances. 23 tailing dumps, waste from uranium ore threaten this town. the world bank has helped move some of the material but as this financial explains, it wants more foreign aid to finish the job. if we get 50 million, then we can sort this problem outing take away the waste, rebury it in a safer place. >> reporter: until that happens, a laid slide or i flood could dump radioactive sludge into the region's river system. it feels as if this town is under siege from radiation and the gove