全球的风暴正在变强
<p><span word="The">The</span> <span word="most">most</span> <span word="powerful">powerful</span> <span word="storms">storms</span> <span word="on">on</span> <span word="our">our</span> <span word="planet">planet</span> <span word="have">have</span> <span word="grown">grown</span> <span word="substantially">substantially</span> <span word="stronger">stronger</span>, <span word="and">and</span> <span word="almost">almost</span> <span word="forty">forty</span> <span word="years">years</span>' <span word="worth">worth</span> <span word="of">of</span> <span word="hurricane">hurricane</span> <span word="satellite">satellite</span> <span word="imagery">imagery</span> <span word="suggest">suggest</span> <span word="a">a</span> <span word="warming">warming</span> <span word="planet">planet</span> <span word="might">might</span> <span word="be">be</span> <span word="fuelling">fuelling</span> <span word="the">the</span> <span word="changes">changes</span>.</p><p>全球最强风暴变得更强了，近四十年的飓风卫星图像显示，地球变暖可能加剧了这一变化。</p><p><span word="According">According</span> <span word="to">to</span> <span word="the">the</span> <span word="data">data</span>, <span word="the">the</span> <span word="likelihood">likelihood</span> <span word="of">of</span> <span word="a">a</span> <span word="hurricane">hurricane</span> <span word="developing">developing</span> <span word="into">into</span> <span word="a">a</span> <span word="category">category</span> 3 <span word="storm">storm</span> <span word="or">or</span> <span word="greater">greater</span>, <span word="with">with</span> <span word="sustained">sustained</span> <span word="winds">winds</span> <span word="of">of</span> <span word="over">over</span> 177 <span word="kilometres">kilometres</span> <span word="per">per</span> <span word="hour">hour</span> (110 <span word="miles">miles</span> <span word="per">per</span> <span word="hour">hour</span>), <span word="has">has</span> <span word="increased">increased</span> <span word="by">by</span> <span word="about">about</span> 8 <span word="percent">percent</span> <span word="every">every</span> <span word="decade">decade</span> <span word="since">since</span> 1979.</p><p>数据显示，1979年以来，飓风发展成持续风速超过每小时177公里（每小时110英里）的3级或更强风暴的可能性每十年就增加约8%。</p><p>"<span word="Our">Our</span> <span word="results">results</span> <span word="show">show</span> <span word="that">that</span> <span word="these">these</span> <span word="storms">storms</span> <span word="have">have</span> <span word="become">become</span> <span word="stronger">stronger</span> <span word="on">on</span> <span word="global">global</span> <span word="and">and</span> <span word="regional">regional</span> <span word="levels">levels</span>, <span word="which">which</span> <span word="is">is</span> <span word="consistent">consistent</span> <span word="with">with</span> <span word="expectations">expectations</span> <span word="of">of</span> <span word="how">how</span> <span word="hurricanes">hurricanes</span> <span word="respond">respond</span> <span word="to">to</span> <span word="a">a</span> <span word="warming">warming</span> <span word="world">world</span>," <span word="says">says</span> <span word="climate">climate</span> <span word="scientist">scientist</span> <span word="James">James</span> <span word="Kossin">Kossin</span> <span word="from">from</span> <span word="the">the</span> <span word="National">National</span> <span word="Oceanic">Oceanic</span> <span word="and">and</span> <span word="Atmospheric">Atmospheric</span> <span word="Administration">Administration</span> (<span word="NOAA">NOAA</span>).</p><p>美国海洋及大气管理局气候科学家<span word="James">James</span> <span word="Kossin">Kossin</span>说：“结果表明这些风暴在全球和地区层面都有所加强，这符合全球变暖条件下飓风的变化”。</p><p><span word="Climate">Climate</span> <span word="researchers">researchers</span> <span word="have">have</span> <span word="long">long</span> <span word="suspected">suspected</span> <span word="there">there</span> <span word="would">would</span> <span word="be">be</span> <span word="an">an</span> <span word="increase">increase</span> <span word="in">in</span> <span word="stronger">stronger</span> <span word="hurricanes">hurricanes</span>, <span word="since">since</span> <span word="warmer">warmer</span> <span word="ocean">ocean</span> <span word="temperatures">temperatures</span> <span word="and">and</span> <span word="added">added</span> <span word="moisture">moisture</span> <span word="in">in</span> <span word="the">the</span> <span word="atmosphere">atmosphere</span> <span word="tend">tend</span> <span word="to">to</span> <span word="energise">energise</span> <span word="these">these</span> <span word="storms">storms</span>.</p><p>气候研究人员一直怀疑更强飓风会增多，因为海洋温度上升，大气中水分增加，这些因素会激发风暴。</p>
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