GIVEN how closely Mount St Helens has been monitored since its dramatic eruption in 1980, with sometimes daily if not hourly updates, Americans might be forgiven for thinking that all volcanoes in the US are being closely watched for any signs of danger. They would be wrong.
The US Geological Survey warned on Monday that of the 169 geologically active volcanoes in the country, 13 very-high-threat volcanoes in California, Alaska, Washington, Oregon and Hawaii are not being monitored adequately. The USGS report also pointed out that 19 volcanoes that lie beneath heavily used airspace, mostly in Alaska and the Mariana…
