from malaria or hiv/aids around the world. officials in the canadian city of toronto are warning it could take days to clear huge amounts of snow after a record breaking blizzard. more than 600 snow ploughs are working 2a hours a day to shift the snow. the authorities say up to 400 buses were stuck at one point. the first flight from new zealand carrying aid to tonga following saturday's volcanic eruption and tsunami has landed. aircraft from australia and japan are also on their way along with several ships. much of the tonga archipelago has suffered severe damage from the tsunami — many houses have been destroyed. estimates from new zealand suggest the main communications cable in tonga will now take around four weeks to repair.