National Geographic | Volcanic Ash in Atmosphere Forces European Airspace Closures Voice of America Photo: AP A volcanic eruption in Iceland has halted most air traffic in Scandinavia and Britain. French aviation officials said Thursday the ash plume forced the closure of the main airport in Paris, as well as several others air facilities in the ... How volcanoes have shaped history Volcanic ash an air traffic-stopper but not a climate or health hazard Eruption Wasn't That Powerful, but Effects May Linger |
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