Hello good day http://www.jgwilson.co.uk/generic-esomeprazole-strontium.pdf beggar discovery esomeprazole tablets 20mg spc comprehend Though the volcanoes in Alaska are active, they aren't much of a hazard to people because of how remote the area is. Roman said that they're actually more of a threat to aircraft. "During a previous eruption, a 747 plane ingested some of the volcano's ash and lost its engines," she said. "It didn't crash, but it was a near-miss disaster." She adds that observing these weak tremors in hours to days in advance can help pilots, giving them extra time to change their flight paths away from the volcano.