2021美国龙卷风形成原因 美国的龙卷风多的原因.doc
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1、2021美国龙卷风形成原因 美国的龙卷风多的原因美国龙卷风形成原因 美国的龙卷风多的原因美国龙卷风Death Toll From US Tornados Climbs Above 250美国龙卷风死亡人数超二百五十人次Massive storms have swept through the southern part of the United States in recent days, killing more than 250 people, and officials say they expect the death toll to rise. Search and rescue
2、efforts are underway.近日,巨大的风暴横扫美国南部地区,死亡人数已超过二百五人,官方称死亡人数预计仍将增长。目前,搜救正在进行。 The National Weather Service says about 150 tornados tore through parts the southern states of Mississippi and Alabama on Wednesday. Alabamas city of Tuscaloosa was one of the hardest hit. Several buildings were flattened, an
3、d many city operations are unable to function.Water dripped through the roof of the grocery store Mike Honeysutt manages in Tuscaloosa. He watched as it was destroyed. The power went out and the building started shaking, the windows were shaking and part of the roof was flying off the building, the
4、windows came into the front and then the wind started blowing stuff of the shelves, said Honeysutt. Honeysutt said the tornado was gone 15 or 20 seconds later. The damage was not, however, and many people are missing among the rubble.Alabama Governor Robert Bentley has deployed 2,000 National Guard
5、troops to assist in search-and-rescue efforts. We do have major destruction in the state, especially in the northern part of Alabama, said Bentley. We have 131 confirmed fatalities at the present time. We expect that number to rise today. In fact, we are sure it will. There may be as many as a half
6、million to a million people in the state without power at this time. Bentley also reported the Browns Ferry nuclear power plant in northern Alabama automatically shut down after it lost power to its three units. The U.S. Nuclear Regulatory Commission said the plants safety systems are operating as n
7、eeded. The Federal Emergency Management Agency has deployed teams to the region to assist in response efforts, after U.S. President Barack Obama declareda state of emergency in Alabama. Bentley said Alabama was as prepared as it could be to face tornados, with winds averaging 400 to 500 kilometers p
8、er hour. That measure is the most destructive on the Fujita Tornado Damage Scale.An aerial view of damage to downtown Cullman, Alabama, after dozens of tornadoes ripped through the South, flattening homes and businesses and killing more than 250 people in six states in the deadliest outpeak in nearl
9、y 40 years, April 28, 2011 When you have a catastrophic F 4 and F 5 tornado that hits, there is not much you can do to change the outcome of that, he said. But we did have a good response from the weather bureau and we have had a good response from our Emergency Management Agency. We were prepared.
10、FEMA Director Craig Fugate said the violent streak of tornados that have struck the southern United States in recent weeks is not uncommon.Actually what we are seeing is springtime. Unfortunately many people think of Oklahoma as tornado ally and forget that the southeast United States actually has a
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