has erupted since 1984. at the time, the lava came within eight kilometres of the city of hilo. but this time, it s not thought that the flow is life threatening. it s high on the flank of the volcano, so it s got a long way to travel before it reaches any population centres. and it s on one of the most gradual slopes. so, unlike the case if it had erupted in the south west zone, it would have been just a few hours in transit time to the ocean, because it s so steep over there. in the latest update, the usgs have reported a visible gas plume, prompting an alert about a potential noxious emissions. i know that some airlines have delayed or cancelled flights out of hilo for ash hazard, because you don t want ash to get to get into jet engines, that s a bad mix. and there s the hazard of volcanic
because it s so steep over there. in the latest update, the usgs have reported a visible gas plume, prompting an alert about a potential noxious emissions. i know that some airlines have delayed or cancelled flights out of hilo for ash hazard, because you don t want ash to get into jet engines, that s a bad mix. and there s the hazard of volcanic gases to make what they call vog, this volcanic fog, that can be bad for your respiratory tract, because it has got droplets of acid in it. the volcano is located on hawaii s big island, and within the united states volcanoes national park. most of the island s 200,000 strong population live safely away from the volcano. and although the usgs say no property is currently under threat, residents having placed on alert about the risk of falling ash. howard johnson, bbc news.
of the volcano, so it s got a long way to travel before it reaches any population centres. and it s on one of the most gradual slopes. so, unlike the case if it had erupted in the south west rift zone, it would have been just a few hours transit time to the ocean, because it s so steep over there. in the latest update, the usgs have reported a visible gas plume, prompting an alert about a potential noxious emissions. i know that some airlines have delayed or cancelled flights out of hilo for ash hazard, because you don t want ash to get into jet engines, that s a bad mix. and there s the hazard of volcanic gases to make what they call vog, this volcanic fog, that can be bad for your respiratory tract, because it has got droplets of acid in it. the volcano is located on hawaii s big island, and within the united states volcanoes national park. most of the island s 200,000 strong population live safely away from the volcano. and although the usgs say no property is currently under threat